/**
 * AJAX FUNCTIONS
 */

/*******************************************************************************
 * DONT EDIT BELOW HERE UNLESS YOU KNOW WHAT YOU'RE DOING, OF COURSE
 ******************************************************************************/

// // CPAINT OBJECT (TEXT OUTPUT)
var cp = new cpaint()
cp.set_transfer_mode('get')
cp.set_response_type('text')
if (javascript_debug_flag)
	cp.set_debug(2)

	// // PRIVATE EVENT HANDLING ////
window.onload = init;
window.onkeydown = keyNavigation;
window.onresize = (preview_mode == 0) ? resizeImageBg : function() {
};

// elect menu show/hide vars
var select_menu = false;
var select_menu_width = 200;

// //// FUNCTIONS ////////////////////////////////////////////

// // init functions //////////////////////////////////////////////

function init() {
	
	setCurrentPosition();
	resizeImageBg();
	setMaxSizes();
	setGalleries();
	display('gallery_description', 'block');
	innerhtml('gallery_title', lang['menu_guide']);

	if (use_select_menu)
		display('msc_menu', 'none');

	if (alert_message.length > 0)
		showAlert();

	inited = true;
}

function resizeImageBg() {
	setMaxSizes();
	var bg_div = getID('image_bg');
	var pageSize = getPageSize();
	bg_div.style.width = pageSize[2] + "px";
	bg_div.style.height = pageSize[3] + "px";
}

// // set gallery and image paths

function setCurrentPosition() {
	if (show_permalink) {

		var current_path = '';
		var window_location = window.location.href;
		var window_hash = window.location.hash;

		// strip any permalinks if they exist
		var wl = window.location.href.length
		var whl = window.location.hash.length
		var location = window.location.href.substring(0, wl - whl);

		var current_link = (!active_permalink) ? location + '#' : '';

		display('image_url', 'block');

		if (active_id) {
			current_link += sendEncoded(active_id.sq(), 'url');
			if (active_img) {
				current_link += ':' + sendEncoded(active_img.sq(), 'url');
			}
		}

		var gallery_name = sendEncoded(active_id.sq(), 'url');

		current_path = '<a id="permalink_a" href="javascript:;" '
				+ 'onclick="showPermalink(\'' + current_link + '\');">('
				+ lang['permalink'] + ')</a>'

		innerhtml('tools_permalink', current_path);
		innerhtml('image_url', current_path);

		// window.location.hash = gallery_name;
	}
}

function showPermalink(link) {
	if (!active_permalink) {
		var openWin = prompt(lang['permalink'] + ':#', link);
	} else {
		getID('hash').name = link;
		window.location.hash = link;
		return true;
	}
}

// // check galleries //////////////////////////////////////////////

function setGalleries() {
	cp.call(base_url + 'libraries/ajax.gateway.php', 'get_galleries',
			updateGalleries);

	var html = '<span><img src="' + indicator_src + '" /> '
			+ lang['loading_menu'] + '...</span>';

	if (use_select_menu) {
		innerhtml('galleries_select', html);
	} else {
		innerhtml('galleries_menu', html);
	}
}

function updateGalleries(request) {
	if (use_select_menu) {
		updateGalleriesSelect(request);

	} else {
		updateGalleriesMenu(request);
		// CODE TO DO WORK AFTER GALLERIES HAVE LOADED

		// run other gallery navigation scripts, added by kvn
		// script by cpa
		galleryDrops.init();
	}
}

function updateGalleriesMenu(request) {
	/*
	 * Modified by Tim Fischer on 1/25/09
	 * 
	 * -Changes to the naming of Directory output -Using multiple ULs instead of
	 * a single ul -adding an li tag for parent directory each time a new parent
	 * diretory is deteceted in the ID
	 * 
	 */
	var result = getEncoded(request, 'enc');

	if (result != "null") {
		var galleries = result.split("|");
		var selected = null;
		var menu = "";
		var gallery_list = new Array();

		var ul = document.createElement('ul')

		innerhtml('galleries_menu', '');

		var m = getID('galleries_menu')

		var parentDirec = "";
		var newul;
		for ( var i = 0; i < galleries.length - 1; i++) {
			var galleries_data = galleries[i].split(":");

			var splitID = galleries_data[0].split("/"); // Name -
														// directory/subdirect
			var curPar = splitID[0];

			var shortName = getFormatedName(splitID[1]);

			var id = galleries_data[0];
			var g_id_files = galleries_data[1];
			var g_password = galleries_data[2];

			id_files[id] = g_id_files;
			id_password[id] = (g_password) ? g_password : '';

			// CHECK TO SEE IF WE NEED A PARENT LISTING
			if (parentDirec != curPar) {

				if (newul) {
					m.appendChild(newul);
				}

				newul = document.createElement('ul');

				var newLi = document.createElement('li');
				// newLi.setAttribute('class', 'title'); //tim
				newLi.className = "title"; // kvn

				newLi.innerHTML = curPar;

				newul.appendChild(newLi);

				parentDirec = curPar;
			}

			var li = document.createElement('li')
			li.setAttribute('id', 'mitem_' + i)
			// if (i>0) li.setAttribute('class', 'topline')

			if (number_galleries) {
				var em = document.createElement('em')
				em.innerHTML = zero(i + 1) + '&nbsp;'
				li.appendChild(em)
			}

			var a = document.createElement('a')
			a.setAttribute('id', id)
			a.setAttribute('href', 'javascript:;') // original
			// a.setAttribute('href','javascript:function(){scroll(0,0)}') //
			// kvn
			if (!number_galleries)
				a.setAttribute('class', 'nonum')
			a.onclick = function() {
				setGallery(this.id.sq(), this)
			}

			/* PRA - Change submenu content */
			a.innerHTML = '<img class="lock" src="images/'
					+ ((g_password) ? 'lock.gif' : 'unlock.gif')
					+ '" alt="" />' + shortName
					+ ((g_password) ? ' [VIP]' : '') + ' <small>(' + g_id_files
					+ ')</small>'

			li.appendChild(a)

			newul.appendChild(li)

			// ul.appendChild(newul);
		}
		m.appendChild(newul);

		// m.appendChild(ul)

		if (query_parameters['g']) {
			setGallery(query_parameters['g'], false);

		} else if (g_default) {
			if ((g_default_name != '') && (g_default_name_exists)) {
				setGallery(g_default_name, false);
			} else {
				for (i = 0; i < galleries.length; i++) {
					var g_default_data = galleries[i].split(":");
					if (g_default_data[1] != "p") {
						setGallery(g_default_data[0], false);
						break;
					}
				}
			}
		}

		// no galleries available
	} else {
		var menu = "";

		menu += '<ul>';
		menu += '<li id="mitem_0">';
		menu += 'no galleries found';
		menu += '</li>';
		menu += '</ul>';

		innerhtml('galleries_menu', menu);
	}
}

function updateGalleriesSelect(request) {
	var result = getEncoded(request, 'enc');

	if (result != "null") {
		var galleries = result.split("|");
		var selected = null;
		var menu = "";
		var gallery_list = new Array();

		menu += lang['menu_title'] + ': ';
		menu += '<span id="gallery_select_menu">';
		menu += '<select id="select_menu" onchange="setGallery(this.value,false)">';
		menu += '<option value="null">' + lang['menu_guide'] + '</option>';
		for ( var i = 0; i < galleries.length - 1; i++) {
			var galleries_data = galleries[i].split(":");
			var id = galleries_data[0];
			var g_id_files = galleries_data[1];
			var g_password = galleries_data[2];

			id_files[id] = g_id_files;
			id_password[id] = (g_password) ? g_password : '';

			menu += '<option value="' + id + '">';
			menu += id;
			if (g_password)
				menu += ' (password)';
			menu += '</option>';
		}
		menu += '</select>';
		menu += '</span>';

		innerhtml('galleries_select', menu);

		if (query_parameters['g']) {
			setGallery(query_parameters['g'], false);

		} else if (g_default) {
			if ((g_default_name != '') && (g_default_name_exists)) {
				setGallery(g_default_name, false);
			} else {
				for (i = 0; i < galleries.length; i++) {
					var g_default_data = galleries[i].split(":");
					if (g_default_data[1] != "p") {
						setGallery(g_default_data[0], false);
						break;
					}
				}
			}
		}

		// no galleries available
	} else {
		var menu = "";

		menu += '<select>';
		menu += '<option value="null">no galleries found</option>';
		menu += '</select>';

		innerhtml('galleries_menu', menu);
	}
}

// // set selected gallery ///////////////////////////////////////

function setGallery(id, link)

{
	window.scrollTo(0, 0); // kvn
	if (id_password[id] && id_password[id] != '') {
		gallery_password = prompt('Password:');
		
		if (gallery_password != id_password[id].trim()) {
			alert('This gallery is password protected, sorry.');
			return false;
		}
	}
	if (!reloading) {
		th_min = 0;

		// // check if we're retrieving all thumbnails or just a block
		if (compact_navigation) {
			th_max = ((th_min + th_diff) < id_files[id]) ? (th_min + th_diff)
					: id_files[id];

		} else {
			th_max = id_files[id];
		}
	} else {
		reloading = false;
	}

	if (active_id != id) {

		// // clean up the globals

		active_id = id;

		active_img = '';
		th_array = Array();
		image_list = Array();

		innerhtml('image_title', '');

		display('msc_image', 'none');

		// display('toolmenu','block');

		if (show_visited_galleries && !use_select_menu) {
			if (link)
				link.style.color = theme_menu_hover;
			else
				getID(id).style.color = theme_menu_hover;
		}

		innerhtml('gallery_title', '<img src="' + indicator_src + '" /> <span>'
				+ lang['loading_title'] + ' </span><strong>' + id
				+ '</strong>...');

		getData(id);

		getThumbs(id, th_min, th_max);

		setCurrentPosition();
	}
}

// // get gallery data ///////////////////////////////////////

function getData(id) {
	display('gallery_description', 'none');
	innerhtml('gallery_description', '');

	cp.call(base_url + 'libraries/ajax.gateway.php', 'get_data', updateData,
			Url.encode(id));

}

function updateData(request) {
	var result = getEncoded(request, 'url');
	// Url.decode(request.responseText);

	if (result != 'null') {
		innerhtml('gallery_description', result);
		display('gallery_description', 'block');
	}
}

function getBlockNav(id) {
	if (compact_navigation && (id_files[id] > th_diff)) {
		display('gallery_nav', 'block');
		display('gallery_nav2', 'block');

		var block = '';
		var l = Math.round(id_files[id]) - 1;
		var block_number = 0;

		// // arrow nav
		// block += '<a href="javascript:;">&larr;</a> ';

		var i = 0;
		while (i <= l) {
			var min = i;
			var max = (i + th_diff < l) ? Math.round(i + th_diff) : l;

			var show_min = Math.round(min + 1);
			var show_max = Math.round(max + 1);

			current_block = ((th_min <= i) && (th_max >= i)) ? true : false;

			if (!current_block) {
				block += '<a href="javascript:;" onclick="getThumbs(';
				block += "'" + id.sq() + "', " + min + "," + max;
				block += ')">';
			}

			block_number++;

			if (!numbered_blocks) {
				if (show_min == show_max) {
					block += ' [' + zero(show_max) + ']';
				} else {
					block += ' [' + zero(show_min) + ':' + zero(show_max) + ']';
				}
			} else {
				block += ' [' + zero(block_number) + ']';
			}

			if (!current_block)
				block += '</a>';

			i = max + 1;
		}

		// // arrow nav
		// block += ' <a href="javascript:;">&rarr;</a>';

		innerhtml('gallery_block', block);
		innerhtml('gallery_block2', block);

	} else {
		display('gallery_nav', 'none');
		display('gallery_nav2', 'none');
	}
}

// // update thumbs //////////////////////////////////////////////

function getThumbs(id, min, max) {
	if (compact_navigation) {
		th_min = min;
		th_max = max;
	} else {
		th_min = 0;
		th_max = id_files[id];
	}

	innerhtml('thumbs_cont', '');

	showLoadingBar();

	active_id = id;

	cp.call(base_url + 'libraries/ajax.gateway.php', 'get_thumbs',
			updateThumbs, Url.encode(id), min, max);

	getBlockNav(active_id);
}

function updateThumbs(request) {
	var result = getEncoded(request, 'url');

	var output = '';
	var total = 0;
	var overwidth = 12;
	var total_width = 0;
	images_total = 0;
	image_list = [];
	thNum = 0;

	/* PRA - Change the gallery name */

	var splitID = active_id.split("/"); // Name - directory/subdirect

	var name = getFormatedName(splitID[1]);    
	
	var isVip = splitID[2];

	if (isVip == "VIP") {
		name += " [VIP]";
	}

	gallery_title_cont = '<span class="xtra">'
			+ lang['gallery_name_prepend']
			+ '</span> <strong>'
			+ name
			+ '</strong> <span class="xtra">'
			+ lang['gallery_name_append']

			// reload gallery
			+ ' <a href="javascript:;" onclick="active_id=false;reloading=true;setGallery('
			+ "'" + active_id.sq() + "', false" + ')">('
			+ lang['gallery_reload'] + ')</a>'

			+ '</span>';

	// slideshow
	var slideshow_link = ' <a href ="javascript:;"'
			+ ' onclick="startSlideshow();">' + '(' + lang['slideshow_name']
			+ ')</a>'

	display('tools_menu', 'block');
	innerhtml('tools_slideshow', slideshow_link);

	/* gateway internal error reporting: */
	// no images in gallery
	if (result == "null") {
		resetLoadingBar();
		innerhtml('thumbs_cont',
				'<p class="noimg">' + lang['alert_no_images'] + '...</p>');
		innerhtml('thumbs_load', '');
		innerhtml('gallery_title', gallery_title_cont);

		// show thumbnails
	} else {
		th_array = result.split('|');
		images_total = th_array.pop();

		innerhtml('thumbs_cont', '<ul id="thumbs_ul"></ul>');

		innerhtml('gallery_title', '<img src="' + indicator_src + '" /> '
				+ gallery_title_cont);

		var thul = getID('thumbs_ul')

		for (i = 1; i <= images_total; i++) {
			var li = document.createElement('li')
			li.setAttribute('id', 'list_' + i)

			var a = document.createElement('a')
			a.setAttribute('id', 'link_' + i)

			var d1 = document.createElement('div')
			d1.setAttribute('id', 'image_' + i)

			var d2 = document.createElement('div')
			d2.setAttribute('class', 'th_load_div')
			d2.innerHTML = 'loading...'

			d1.appendChild(d2)
			a.appendChild(d1)

			if (show_thumb_name) {
				var p = document.createElement('p')
				p.setAttribute('id', 'text_' + i)
				p.innerHTML = '&nbsp;'
				a.appendChild(p)
			}

			li.appendChild(a)
			thul.appendChild(li)

			/*
			 * var li = '<li id="list_'+i+'">'; li += '<a id="link_'+i+'">';
			 * li += '<div id="image_'+i+'">'; li += '<div
			 * class="th_load_div">'; li += 'loading...' li += '</div>'; li += '</div>';
			 * if (show_thumb_name) li += '<p id="text_'+i+'">&nbsp;</p>';
			 * li += '</a>'; li += '</li>'; getID('thumbs_ul').innerHTML +=
			 * li;
			 */
			// // loadbar
			updateLoadingBar((i - 1), images_total);
		}

		if (set_thumbnail_container_height) {
			var thContDiv = getID('thumbs_ul');
			thContDiv.style.height = (thContDiv.offsetHeight + 10) + "px";
		}

		if (use_load_interval) {
			thNum = 0;
			var intNum = (msie) ? 1 : 0;
			loadThumbsInterval = setInterval("buildAllThumbs()", intNum);

		} else {
			thNum = 0;
			buildAllThumbs();

		}
		
		// PRA integrate slimbox2
		if (preview_mode == 1) {
			jQuery("#thumbs_ul a").slimbox({
						loop: false
						}
			);
		}
	}
}

function buildAllThumbs() {
	knum = thNum;
	thNum++;
	inum = thNum;

	var output_image = '';
	var output_text = '';

	if (th_array[knum]) {

		// // loadbar
		updateLoadingBar(knum, images_total);

		var image = th_array[knum].split(';');
		var img = image[0];
		var name = imageName(image[1]);
		var w = image[2];
		var h = image[3];
		var thumb = image[4];

		image_list[inum] = new Array();
		image_list[inum]['num'] = inum;
		image_list[inum]['image'] = img;
		image_list[inum]['name'] = name;
		image_list[inum]['w'] = w;
		image_list[inum]['h'] = h;
		image_list[inum]['thumb'] = thumb;

		if (query_parameters['i']
				&& query_parameters['i'] == image_list[inum]['image']) {
			open_image = image_list[inum];
		}

		var image_url = base_url + "galleries/" + active_id + "/" + img;

		// // attach onclick method to link
		var alink = getID('link_' + inum);
		alink.name = name;
		alink.title = name;

		// PRA integrate slimbox2
		if (preview_mode == 1) {
			// Slimbox 2.03 by PRA
			alink.href = image_url;

		} else if (preview_mode == 2) {
			// ThickBox 2.1 by Cody Lindley
			alink.href = image_url;
			alink.className = 'thickbox';
			alink.rel = active_id.sq();
			alink.style.display = 'none';

		} else {
			alink.href = 'javascript:;';
			alink.num = inum;
			alink.img = img;
			alink.name = name;

			alink.onclick = function() {
				getImage(this.num, this.img, this.filename);
			}
		}

		if (!square_thumbnails) {
			output_image += '<table id="thtable_' + inum + '" '
					+ 'border="0" cellpadding="0" '
					+ 'cellspacing="0" width="100%" height="'
					+ (thumbnail_max_size + 6) + '" '
					+ 'valign="middle" align="center">'
					+ '<tr><td valign="middle" align="center">';
		}

		thumb_div_style = (square_thumbnails) ? "width:"
				+ (thumbnail_max_size + 6) + "px;height:"
				+ (thumbnail_max_size + 6) + "px;" : '';

		output_image += '<div style="' + thumb_div_style + '"' + ' id="thcont_'
				+ inum + '">';

		// add image code //
		output_image += '<img id="thimg_' + inum + '"'
				+ ' class="thumb_loader"' + ' title="' + name + '" alt="'
				+ name + '"' + ' src="' + indicator_src + '" />'

		output_image += '</div>';

		if (!square_thumbnails) {
			output_image += '</td></tr></table>';
		}

		if (show_thumb_name) {
			output_text = thumbName(image_list[inum]['name']);
		}

		getID('image_' + inum).innerHTML = output_image;

		if (show_thumb_name)
			getID('text_' + inum).innerHTML = output_text;

		if (set_thumbnail_container_height) {
			var thContDiv = getID('thumbs_ul');
			thContDiv.style.height = (thContDiv.offsetHeight + 10) + "px";
		}

		if (!use_load_interval)
			buildAllThumbs();

	} else {

		clearInterval(loadThumbsInterval);

		thNum = 0;
		addThumbImage();

		if (open_image) {
			getImage(open_image['num'], open_image['image'], open_image['name']);
		}
	}
}

function addThumbImage() {
	thNum++;
	var inum = thNum;

	updateLoadingBar(inum, images_total);

	if (image_list[inum]) {
		var thumbPath = '';
		if (image_list[inum]['thumb'] != '1') {
			if (create_thumbnails) {

				// cache_thumb_size = max thumb size when cached
				thumbPath = base_url + 'libraries/thumb.display.php?' + 'max='
						+ cache_thumb_size + '&img=' + base_url + 'galleries/'
						+ setUrlEncoding(active_id) + '/'
						+ setUrlEncoding(image_list[inum]['image']);

				if (cache_thumbnails)
					thumbPath += '&c=1';

				if (square_thumbnails)
					thumbPath += '&sq=1';

			} else {
				thumbPath = base_url + 'galleries/' + setUrlEncoding(active_id)
						+ '/' + setUrlEncoding(image_list[inum]['image']);
			}
		} else {
			thumbPath = base_url + 'cache/' + gallery_prefix
					+ setUrlEncoding(active_id) + '/' + thumbnail_prefix
					+ setUrlEncoding(image_list[inum]['image']);
		}

		var image = thumbPath;
		var name = image_list[inum]['name'];
		var ow = image_list[inum]['w'];
		var oh = image_list[inum]['h'];

		var ww = 0;
		var hh = 0;

		if (!square_thumbnails) {
			if (Math.floor(ow) <= Math.floor(oh)) {
				hh = Math.floor(thumbnail_max_size);
				ww = Math.floor((ow * thumbnail_max_size) / oh);
			} else {
				ww = Math.floor(thumbnail_max_size);
				hh = Math.floor((oh * thumbnail_max_size) / ow);
			}
		} else {
			ww = thumbnail_max_size;
			hh = thumbnail_max_size;
		}

		output_image = '<img id="thimg_' + inum + '" ' + 'class="thumb_img" '
				+ ' title="' + name + '" alt="' + name + '"' + 'src="' + image
				+ '" ' + 'width="' + ww + '" ' + 'height="' + hh + '" />';

		innerhtml('thcont_' + inum, output_image);

		/*
		 * if (show_thumb_name) { output_text =
		 * thumbName(image_list[inum]['name']); getID('text_'+inum).innerHTML =
		 * output_text; }
		 */

		addThumbImage();

	} else {

		resetLoadingBar();

		delete currentThumb;
		delete currentThumbData;
		thNum = 0;

		// PRA

		// if (preview_mode == 1) SlimboxInit();
		// else if (preview_mode == 2) ThickBoxInit();

		innerhtml('gallery_title', gallery_title_cont);

		if (set_thumbnail_container_height) {
			var thContDiv = getID('thumbs_ul');
			thContDiv.style.height = (thContDiv.offsetHeight + 10) + "px";
		}

		if (continuous_nav && open_first_image) {
			last_num = false;
			num = (open_first_image == 'next') ? 1 : image_list.length - 1;
			getImage(num, image_list[num]['image'], image_list[num]['name']);
			open_first_image = false;
		}
	}
}

/** ** image extensions init scripts *** */

function LightboxInit() {
	initLightbox();
}
function ThickBoxInit() {
	TB_init();
}
function SlimboxInit() {
	Lightbox.init();
}

/** ** loading bar scripts *** */

function showLoadingBar() {
	if (show_loading_bar) {
		display('thumbs_load', 'block');
		innerhtml('thumbs_load', '<div id="loadbar"></div>');
	}
}

function updateLoadingBar(num, total) {
	if (show_loading_bar) {
		var diff = Math.floor(((content_width - 160) / total) * (num + 1)) + 100;
		getID('loadbar').style.width = diff + 'px';
		getID('loadbar').innerHTML = '<p>' + lang['loading_title'] + ' '
				+ (total - num) + '</p>';
	}
}

function resetLoadingBar() {
	if (show_loading_bar) {
		getID('loadbar').innerHTML = '';
		getID('loadbar').style.width = '0px';

		display('thumbs_load', 'none');
		innerhtml('thumbs_load', '');
	}
}

/** ** IMAGE SCRIPTS ************************* */

// // show selected image //////////////////////////////////////////
function getImage(num, img, uname) {
	// display('img','block');

	innerhtml('mainimg_desc', '');

	display('gallery_select_menu', 'none');

	var name = imageName(getEncoded(uname, 'esc'));

	active_img = img.split("/").pop();

	var imgPath = base_url + "galleries/" + active_id + "/" + img;

	var imgload = '';
	var name = img.split("/").pop();
	imgload += '<div id="loaddiv"><img id="loadimg" src="' + indicator_src
			+ '" /> ' + lang['loading_title'] + ' <strong>' + name
			+ '</strong></div>';

	innerhtml('img', imgload);
	display('img', 'block');

	var loadobj = getID('loaddiv');
	loadobj.style.display = 'block';

	active_num = Math.floor(num);

	last_num = num;

	// // image title scripts
	var load_cont = '<small>' + lang['loading_title'] + ' '
			+ lang['loading_image'] + ': <strong>' + imageName(name)
			+ '</strong>...</small>';

	innerhtml('image_title', load_cont);

	// // relocate msc_image
	var msc_image = getID('msc_image');
	if (!msie)
		msc_image.style.position = 'fixed';

	// display('msc_image','block');

	checkNavigation(num);

	cp.call(base_url + 'libraries/ajax.gateway.php', 'get_image', updateImage,
			num, Url.encode(imgPath), Url.encode(name));

	var pageSize = getPageSize();
	var bg_div = getID('image_bg');
	bg_div.style.width = pageSize[2] + "px";
	bg_div.style.height = pageSize[3] + "px";

	if (animate_preview) {
		showDiv('msc_image', false);

	} else {
		display('msc_image', 'block');
	}

	// // create nav thumbs
	buildNavThumbs();
}

function updateImage(request) {
	var result = getEncoded(request, 'url');

	currentImage = new Image();
	currentImageData = new Object();

	var output = result.split(';');
	var num = output[0];
	var img = output[1];
	var name = imageName(getEncoded(output[2], 'esc')); // // ######
	var w = Math.floor(output[3]);
	var h = Math.floor(output[4]);
	var desc = (output[5] != 'null') ? output[5] : 'null';

	var nw = w;
	var nh = h;
	var link = false;

	var iname = '<strong>' + name + '</strong> <small>' + w + 'x' + h + 'px ('
			+ lang['loading_image'] + ' ' + num + ' ' + lang['loading_of']
			+ ' ' + images_total + ')</small>';

	var imgout = '';

	if (desc != 'null') {
		imgdesc = '<div class="image_description">' + desc + '</div>';
		innerhtml('mainimg_desc', imgdesc);
	} else {
		innerhtml('mainimg_desc', '');
	}

	// // size code

	// alert('num:'+num+'\nimg:'+img+'\nname:'+name+'\nw:'+w+'\nh:'+h);

	if (set_double_encoding) {
		escapedImg = escape(img);
	} else {
		escapedImg = Url.encode(img);
	}

	// // this code selects the image to be displayed
	// // whether cached, resized or original

	setMaxSizes();

	var resized_img = false;

	// set cached image size
	if (nh > max_image_height) {
		nh = max_image_height;
		nw = Math.round((w * max_image_height) / h);
		if (nw > max_image_width) {
			dw = nw;
			dh = nh;
			nw = max_image_width;
			nh = Math.round((dh * max_image_width) / dw);
		}
		resized_img = true;
	}

	var img_maxsize = (nh > nw) ? nh : nw;
	var fw = nw;
	var fh = nh;

	if (resized_img && create_thumbnails) {
		// // enlarge message on top
		// imgout += '<p><a href="'+escapedImg+'"
		// target="_blank"><small>'+lang['alert_enlarge']+'</small></a></p>';

		var targetLink = escapedImg

		imgout += '<a href="' + targetLink + '" target="_blank">';
		imgout += '<img id="mainimg" class="imagen" src="';

		if (scale_big_images) {
			imgout += base_url + 'libraries/thumb.display.php?';
			imgout += 'max=' + img_maxsize + '&q=' + large_image_quality
					+ '&img=' + escapedImg;
		} else {
			imgout += base_url + escapedImg;
		}

		imgout += '" width="' + fw + '" height="' + fh + '"';
		imgout += ' title="' + name + '" alt="' + name + '" />';
		imgout += '</a>';

		// // enlarge message at bottom
		imgout += '<p><a href="' + escapedImg + '" target="_blank"><small>'
				+ lang['alert_enlarge'] + '</small></a></p>';

	} else {
		imgout = '<img id="mainimg" class="imagen" src="' + escapedImg
				+ '"  width="' + fw + '" height="' + fh + '" title="' + name
				+ '" alt="' + name + '" />';

	}

	var imgdiv = getID('img');
	imgdiv.style.width = Math.round(nw + 18) + 'px';
	imgdiv.style.height = Math.round(nh + 18) + 'px';

	// // get EXIF info mod
	var getExif = ajax_do("exif.php?src=" + escapedImg);

	// // set image source
	innerhtml('img', imgout);

	// // set image title
	innerhtml('image_title', iname);

	// // add image description
	if (show_image_description) {
		var image_desc_content = 'Description of image'
		var image_desc = '<div class="description">' + image_desc_content + '</div>'

		display('mainimg_desc', 'block');
		innerhtml('mainimg_desc', image_desc);
	}

	setCurrentPosition();
}

function buildNavThumbs() {
	innerhtml('nav_thumbs', '');

	var thumbsDiv = getID('nav_thumbs');

	var outimg = '';
	var num = 0;
	var activeNum = Number(active_num);

	var image = '';
	var name = '';
	var selectDiv = new Object();

	// // first thumbnail
	num = Number(activeNum - 2);
	if (num >= 1) {
		image = image_list[num]['image'];
		name = image_list[num]['name'];
	} else {
		image = false;
		name = false;
	}
	// selectDiv = addNavThumb(image, name, activeNum);
	thumbsDiv.appendChild(addNavThumb(image, name, num));

	// // second thumbnail
	num = Number(activeNum - 1);
	if (num >= 1) {
		image = image_list[num]['image'];
		name = image_list[num]['name'];
	} else {
		image = false;
		name = false;
	}
	// selectDiv = addNavThumb(image, name, activeNum);
	thumbsDiv.appendChild(addNavThumb(image, name, num));

	// // third thumbnail
	num = Number(activeNum);
	if (image_list[num]['image']) {
		image = image_list[num]['image'];
		name = image_list[num]['name'];
	} else {
		image = false;
		name = false;
	}
	// selectDiv = addNavThumb(image, name, activeNum);
	thumbsDiv.appendChild(addNavThumb(image, name, num));

	// // fourth thumbnail
	num = Number(activeNum + 1);
	if (num < image_list.length) {
		image = image_list[num]['image'];
		name = image_list[num]['name'];
	} else {
		image = false;
		name = false;
	}
	// selectDiv = addNavThumb(image, name, activeNum);
	thumbsDiv.appendChild(addNavThumb(image, name, num));

	// // fifth thumbnail
	num = Number(activeNum + 2);
	if (num < image_list.length) {
		image = image_list[num]['image'];
		name = image_list[num]['name'];
	} else {
		image = false;
		name = false;
	}
	// selectDiv = addNavThumb(image, name, activeNum)
	thumbsDiv.appendChild(addNavThumb(image, name, num));
}

function appendNavThumb() {
	var thumbsDiv = getID('nav_thumbs');

	// delete firstChild
	thumbsDiv.removeChild(thumbsDiv.firstChild);

	// check if there's a next image
	var activeNum = Number(active_num);
	var image = false;
	var name = false;
	num = Number(activeNum + 2);
	if (num < image_list.length) {
		image = image_list[num]['image'];
		name = image_list[num]['name'];
	}

	// appendChild
	thumbsDiv.appendChild(addNavThumb(image, name, num));
}

function prependNavThumb() {
	var thumbsDiv = getID('nav_thumbs');

	var activeNum = Number(active_num);
	var image = false;
	var name = false;

	num = Number(activeNum - 2);
	if (num >= 1) {
		image = image_list[num]['image'];
		name = image_list[num]['name'];
	}
	// alert('active_num:'+active_num+'\nimage:'+image+'\nname:'+name);
	thumbsDiv.removeChild(thumbsDiv.lastChild);
	thumbsDivChilds = thumbsDiv.childNodes;

	// thumbsDiv.innerHTML = '';

	for (i = thumbsDiv.childNodes.length; i >= 0; i--) {
		thumbsDivChilds.push(thumbsDiv.childNodes[i]);
		thumbsDiv.removeChild(thumbsDiv.childNodes[i]);
	}

	thumbsDiv.appendChild(addNavThumb(image, name, num));

	/*
	 * for (i=thumbsDiv.childNodes.length-1; i>=1; i--) {
	 * //alert(thumbsDiv.childNodes[i].id) var prevNode =
	 * thumbsDiv.childNodes[i-1].innerHTML; thumbsDiv.childNodes[i].innerHTML =
	 * prevNode; }
	 * 
	 * var firstThumb = addNavThumb(image, name, num);
	 * thumbsDiv.childNodes[0].innerHTML = firstThumb.innerHTML;
	 */
}

function addNavThumb(image, name, num) {
	// var thumbsDiv = getID('nav_thumbs');
	var content = '';

	if (image) {

		var enc_image_path = (cache_thumbnails) ? base_url + 'cache/'
				+ gallery_prefix + setUrlEncoding(active_id) + '/'
				+ thumbnail_prefix + setUrlEncoding(image) : base_url
				+ 'galleries/' + setUrlEncoding(active_id) + '/'
				+ setUrlEncoding(image);

		var setLink = document.createElement('a');
		setLink.href = 'javascript:;';
		setLink.onclick = function() {
			getImage(num, image.sq(), name.sq());
		}

		var setThumb = document.createElement('img');
		setThumb.src = 'libraries/thumb.display.php?max='
				+ square_thumbnail_max_size + '&sq=1&pr=1&img='
				+ enc_image_path
		setThumb.alt = name;
		setThumb.className = (num == active_num) ? 'sel' : 'th';

		setLink.appendChild(setThumb);

		/*
		 * var setLink_pre = '<a href="javascript:;" onclick="getImage('
		 * +"'"+num+"','"+image.sq()+"','"+name.sq()+"'" +')">'; var
		 * setLink_post = '</a>';
		 * 
		 * var thumbClass = (num==active_num) ? 'sel' : 'th';
		 * 
		 * thumbClass = 'sel';
		 * 
		 * var setThumb = '<img src="libraries/thumb.display.php?max='
		 * +square_thumbnail_max_size +'&sq=1&pr=1&img='+enc_image_path +'" alt
		 * ="'+name+'" class="'+thumbClass+'" />';
		 * 
		 * content = setLink_pre + setThumb + setLink_post;
		 */

		content = setLink;

	} else {
		var setThumb = document.createElement('img');
		setThumb.src = 'images/spacer.gif';
		setThumb.alt = '';
		setThumb.className = 'th';

		/*
		 * var thumbClass = 'th' var setThumb = '<img src="images/spinner.gif"
		 * alt ="spinner" class="'+thumbClass+'" />';
		 */

		content = setThumb;
		num = 'null';
	}

	var selectDiv = document.createElement('div');
	selectDiv.id = 'navthumb_' + num;
	selectDiv.className = 'navthumb';
	selectDiv.appendChild(content);

	// selectDiv.innerHTML = content;
	// if (content != '') selectDiv.appendChild(content);

	return selectDiv;
}

function getImage_th(num, img, name) {
	getImage(num, getEncoded(img, 'enc'), getEncoded(name, 'enc'));
}

// // image navigation scripts /////////////////////////////////////////

/** * NEW NEXT/PREV IMAGES SCRIPT ****************************** */

function checkNavigation(num) {
	var n = Math.floor(num);

	var i_prev = ((n - 1) > 0) ? 'inline' : 'none';
	if (continuous_nav)
		if (((n + th_min) - 1) > 0) {
			i_prev = 'inline'
			go_to_prev = true
		} else {
			i_prev = 'none'
			go_to_prev = false
		}

	var i_next = ((n + 1) < image_list.length) ? 'inline' : 'none';
	if (continuous_nav)
		if ((n + th_min) < id_files[active_id]) {
			i_next = 'inline'
			go_to_next = true
		} else {
			i_next = 'none'
			go_to_next = false
		}

	display('a_prev', i_prev);
	display('a_next', i_next);

	key_navigation = true;
}

function prevImage() {
	nav_direction_flag = 'prev';

	var id = active_id;
	var num = Math.floor(active_num);
	var p = ((num - 1) > 0) ? num - 1 : false;

	if (p != false) {
		getImage(p, image_list[p]['image'], image_list[p]['name']);
	} else {
		if (continuous_nav) {
			var max = th_min - 1;
			var min = ((th_min - th_diff) > 0) ? th_min - th_diff - 1 : 0;

			// if there are more thumbs
			if (compact_navigation && id_files[id] > th_diff) {
				loadingNewBlock();
				getThumbs(id, min, max);
				open_first_image = 'prev';
			}
		}
	}
	if (slideshow_flag)
		startTimer();
}

function nextImage(flag) {
	if (flag)
		first_image_in_slideshow_viewed = 1;

	nav_direction_flag = 'next';

	var id = active_id;
	var num = Math.floor(active_num);
	var n = ((num + 1) < image_list.length) ? num + 1 : false;

	if (n != false) {
		getImage(n, image_list[n]['image'], image_list[n]['name']);
	} else {
		if (continuous_nav) {
			var min = th_max + 1;
			var max = ((th_max + th_diff) > id_files[id]) ? id_files[id]
					: th_max + th_diff + 1;

			// if there are more thumbs
			if (compact_navigation && max <= id_files[id]) {
				loadingNewBlock();
				getThumbs(id, min, max);
				open_first_image = 'next';
			}
		}
	}
	if (slideshow_flag)
		startTimer();
}

function loadingNewBlock() {
	display('img', 'none');

	var load_cont = '<img id="loadimg" src="' + indicator_src + '" /> '
			+ '&nbsp;<strong>' + lang["loading_thumbs"] + '&nbsp;</strong>...';

	innerhtml('image_title', load_cont);
}

function nextImageSlideshow() {
	nav_direction_flag = 'next';
	close_slideshow = false;

	var n = ((Math.floor(active_num) + 1) < image_list.length) ? Math
			.floor(active_num) + 1 : 1;
	if (first_image_in_slideshow_viewed && n == 1) {
		first_image_in_slideshow_viewed = 0;
		if (go_to_next) {
			nextImage(1);
		} else {
			// alert("go_to_next:"+go_to_next)
			if (timerID)
				clearTimeout(timerID);
			if (timeout)
				clearInterval(timeout);
			active_num = 0;
			slideshow_flag = false;
			close_slideshow = true;
			closeImageWin();
		}
	} else {
		getImage(n, image_list[n]['image'], image_list[n]['name']);
	}

	if (!close_slideshow)
		startTimer();
}

function firstImageSlideshow() {
	first_image_in_slideshow_viewed = 1;

	nav_direction_flag = 'next';

	var n = Math.floor(active_num);
	n = (n < 1) ? 1 : n;

	getImage(n, image_list[n]['image'], image_list[n]['name']);

	startTimer();
}

function showTooltip(obj, name) {
	var ttip = getID('tooltip');
	var l = findPosX(obj) + 40;
	var t = findPosY(obj) - 20;

	ttip.style.left = findPosX(obj);
	ttip.style.top = findPosY(obj) + thumbnail_max_size + 14;

	innerhtml('tooltip', name);
	display('tooltip', 'block');
}

function hideTooltip() {
	var ttip = getID('tooltip');

	display('tooltip', 'none');

	// ttip.left = 0;
	// ttip.top = 0;
	// ttip.innerhtml = '';

}

function startTimer() {
	clearTimeout(timerID);
	clearTimeout(timeout);

	tStart = new Date();
	innerhtml('time', zero(slideshow_time) + ' ' + lang['slideshow_seconds']);

	updateTimer();

	timeout = setTimeout("nextImageSlideshow();", 1000 * slideshow_time);
}

function updateTimer() {
	if (timerID) {
		clearTimeout(timerID);
		clockID = 0;
	}

	if (!tStart)
		tStart = new Date();

	var tDate = new Date();
	var tDiff = tDate.getTime() - tStart.getTime();

	tDate.setTime(tDiff);

	innerhtml('time', zero(slideshow_time - tDate.getSeconds()) + ' '
			+ lang['slideshow_seconds']);

	timerID = setTimeout("updateTimer()", 1000);
}

function startSlideshow() {
	nav_direction_flag = 'next';

	if (!slideshow_flag) {
		clearTimeout(timerID);
		clearTimeout(timeout);
		timeout = null;
		innerhtml('toggle_show', lang['slideshow_pause'] + ' '
				+ lang['slideshow_name']);
		firstImageSlideshow();
		slideshow_flag = true;

	} else {
		if (timerID)
			clearTimeout(timerID);
		if (timeout)
			clearTimeout(timeout);
		timeout = null;
		innerhtml('toggle_show', lang['slideshow_resume'] + ' '
				+ lang['slideshow_name']);
		slideshow_flag = false;
	}
	display('msc_image', 'block');
	display('timer', 'block');
}

function closeImageWin() {
	display('gallery_select_menu', 'inline');

	currentImage = new Image();
	currentImageData = new Object();

	active_img = '';

	if (slideshow_flag) {
		if (timerID)
			clearTimeout(timerID);
		if (timeout)
			clearInterval(timeout);
		active_num = 0;
		slideshow_flag = false;
	}
	getID('thumbs_ul').style.opacity = 1;
	display('timer', 'none');
	// display('msc_image','none');

	if (show_permalink)
		setCurrentPosition();

	innerhtml('img', '');
	innerhtml('image_title', '');
	innerhtml('nav_thumbs', '');

	if (animate_preview) {
		display('img', 'none');
		hideDiv('msc_image', false);

	} else {
		display('msc_image', 'none');
	}

	preview_open = false;
}

function toolToggle() {
	var obj = getID('utilities')
	if (obj.style.display == 'block') {
		innerhtml('toolshowhide', lang['tools_show'] + ' '
				+ lang['tools_title']);
		display('utilities', 'none');
	} else {
		innerhtml('toolshowhide', lang['tools_hide'] + ' '
				+ lang['tools_title']);
		display('utilities', 'block');
	}
}

function setMaxSizes() {
	var pageSize = getPageSize();
	var imageOff = (msie) ? 220 : 180;

	max_image_width = Math.floor(pageSize[2] - 100);
	max_image_height = Math.floor(pageSize[3] - imageOff);
}

function showAlert() {
	var out = '';
	for (i = 0; i < alert_message.length; i++) {
		out += '<p><b>' + lang['alert_title'] + '!</b> ' + alert_message[i]
				+ '</p>';
	}

	innerhtml('msg', out);
	display('alert', 'block');

	for (i = 0; i < alert_message.length; i++) {
		alert_message.pop();
	}
}

function checkForIE() {
	if (msie) {
		alert_message.push(lang['alert_browser_error'] + ' <small>(' + agent
				+ ')</small>');
	}
}

/** ** TRANSITION EFFECTS **************** */

function hideDiv(id, callback) {
	transDiv = getID(id);
	transCallback = callback;
	transDiv.style.opacity = 1.0;
	trans = setInterval("hideObj();", 1);
}

function hideObj() {
	if (transDiv.style.opacity > .1) {
		var opacity = transDiv.style.opacity * 10 - 1;
		transDiv.style.opacity = opacity / 10;

	} else {
		transDiv.style.opacity = 0;
		transDiv.style.display = 'none';
		transDiv.style.opacity = 1.0;

		clearInterval(trans);

		transCallback = undefined;
	}
}

function showDiv(id, callback) {
	transDiv = getID(id);
	transCallback = callback;

	if (transDiv.style.display == 'none')
		transDiv.style.display = 'block';

	if (transDiv.style.visibility == 'hidden')
		transDiv.style.display = 'visible';

	transDiv.style.opacity = 0.0;
	trans = setInterval("showObj();", 1);
}

function showObj(callback) {
	// alert(transDiv.style.opacity)
	if (transDiv.style.opacity < .9) {
		var opacity = transDiv.style.opacity * 5 + 1;
		transDiv.style.opacity = opacity / 5;

	} else {
		transDiv.style.opacity = 1;
		// transDiv.style.display = 'none';
		// transDiv.style.opacity = 0;

		clearInterval(trans);

		transCallback = undefined;
	}
}

/** **** HELPER FUNCTIONS **************** */

function innerhtml(id, cont) {
	if (getID(id))
		getID(id).innerHTML = cont;
}

function display(id, flag) {
	if (getID(id))
		getID(id).style.display = flag;
}

function imageName(img) {
	var n = img.split('/');
	var name = n[n.length - 1];
	if (!show_thumb_number)
		name = name.replace(/^[0-9]*[_-]/g, "");
	name = name.replace(/\_/g, " ")
	name = name.replace(/\-/g, " - ");
	name = name.replace(/\.[A-Za-z0-9]*$/g, "");

	return name;
}

function getFormatedName(origName) {
	
	return origName.replace(/\_/g, " ");
}

function thumbName(g) {
	var c = 0;
	var ds = .19;
	var name = '';
	var dw = (ds * thumbnail_max_size);
	var rows = false;
	if (rows) {
		dw = dw - 1;
		for (k = 0; k < g.length; k++) {
			if (c > dw) {
				name += g.charAt(k) + '<br/>';
				c = 0;
			} else {
				name += g.charAt(k);
			}
			c++;
		}
	} else {
		if (g.length > dw)
			name = g.substring(0, dw - 4) + '&#133;'
					+ g.substring(g.length - 3, g.length);
		else
			name = g;
	}
	return name;
}

// // toggle image visibility until loaded
function toggleImageContainer() {
	var thContDiv = getID('thumbs_ul');

	if (preview_mode == 1 || preview_mode == 2) {
		// alert(thContDiv.style.visibility)
		if (thContDiv.style.visibility == 'hidden') {
			thContDiv.style.visibility = 'visible';
		} else {
			thContDiv.style.visibility = 'hidden';
		}
	}
}

// // return number to zero-leading string
function zero(num) {
	if (num < 10)
		num = '0' + num;
	return num;
}

// // find x position
function findPosX(obj) {
	var curleft = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	} else if (obj.x)
		curleft += obj.x;
	return curleft;
}

// // find y position
function findPosY(obj) {
	var curtop = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	} else if (obj.y)
		curtop += obj.y;
	return curtop;
}

//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize() {

	var xScroll, yScroll;

	if (window.innerHeight && window.scrollMaxY) {
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;

		// all but Explorer Mac
	} else if (document.body.scrollHeight > document.body.offsetHeight) {
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;

		// Explorer Mac...would also work in Explorer 6 Strict,
		// Mozilla and Safari
	} else {
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}

	var windowWidth, windowHeight;

	// all except Explorer
	if (self.innerHeight) {
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;

		// Explorer 6 Strict Mode
	} else if (document.documentElement
			&& document.documentElement.clientHeight) {
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;

		// other Explorers
	} else if (document.body) {
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}

	// for small pages with total height
	// less than height of the viewport
	if (yScroll < windowHeight) {
		pageHeight = windowHeight;
	} else {
		pageHeight = yScroll;
	}

	// for small pages with total width
	// less then width of the viewport
	if (xScroll < windowWidth) {
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}

	arrayPageSize = new Array(pageWidth, pageHeight, windowWidth, windowHeight)
	return arrayPageSize;
}

String.prototype.trim = function() {
	return this.replace(/^\s+|\s+$/, '');
};

String.prototype.sq = function() {
	return this.replace("'", "\\'");
};

/** ** UTF-8 data encode / decode (http://www.webtoolkit.info) *** */

var Utf8 = {

	// public method for url encoding
	encode : function(string) {
		string = string.replace(/\r\n/g, "\n");
		var utftext = "";

		for ( var n = 0; n < string.length; n++) {
			var c = string.charCodeAt(n);
			if (c < 128) {
				utftext += String.fromCharCode(c);
			} else if ((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			} else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}
		}
		return utftext;
	},

	// public method for url decoding
	decode : function(utftext) {
		var string = "";
		var i = 0;
		var c = c1 = c2 = 0;

		while (i < utftext.length) {
			c = utftext.charCodeAt(i);
			if (c < 128) {
				string += String.fromCharCode(c);
				i++;
			} else if ((c > 191) && (c < 224)) {
				c2 = utftext.charCodeAt(i + 1);
				string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
				i += 2;
			} else {
				c2 = utftext.charCodeAt(i + 1);
				c3 = utftext.charCodeAt(i + 2);
				string += String.fromCharCode(((c & 15) << 12)
						| ((c2 & 63) << 6) | (c3 & 63));
				i += 3;
			}
		}
		return string;
	}
}

/** ** set url encoding to single/double *** */

function setUrlEncoding(string) {
	var output = '';
	if (set_double_encoding) {
		output = Url.double_encode(string);
	} else {
		output = Url.encode(string);
	}
	return output;
}

function getUrlEncoding(string) {
	var output = '';
	if (set_double_encoding) {
		output = Url.decode(string);
	} else {
		output = unescape(string);
	}
	return output;
}

function sendEncoded(string, encoding) {
	var output = '';

	switch (encoding) {
	case "url":
		output = Url.encode(string);
		break;
	case "esc":
		output = escape(string);
		break;
	case "utf8":
		output = Utf8.encode(string);
		break;
	default:
		output = string;
		break;
	}
	return output;
}

function getEncoded(string, encoding) {
	var output = '';

	switch (encoding) {
	case "url":
		output = Url.decode(string);
		break;
	case "esc":
		output = unescape(string);
		break;
	case "utf8":
		output = Utf8.decode(string);
		break;
	default:
		output = string;
		break;
	}
	return output;
}

/** ** URL encode / decode (http://www.webtoolkit.info) *** */

var Url = {

	// public method for double-encoding urls
	double_encode : function(string) {
		dbl = escape(this._utf8_encode(string));
		return escape(this._utf8_encode(dbl));
	},

	// public method for url encoding
	encode : function(string) {
		return escape(this._utf8_encode(string));
	},

	// public method for url decoding
	decode : function(string) {
		return this._utf8_decode(unescape(string));
	},

	// private method for UTF-8 encoding
	_utf8_encode : function(string) {
		string = string.replace(/\r\n/g, "\n");
		var utftext = "";

		for ( var n = 0; n < string.length; n++) {
			var c = string.charCodeAt(n);
			if (c < 128) {
				utftext += String.fromCharCode(c);
			} else if ((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			} else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}
		}

		return utftext;
	},

	// private method for UTF-8 decoding
	_utf8_decode : function(utftext) {
		var string = "";
		var i = 0;
		var c = c1 = c2 = 0;

		while (i < utftext.length) {
			c = utftext.charCodeAt(i);
			if (c < 128) {
				string += String.fromCharCode(c);
				i++;
			} else if ((c > 191) && (c < 224)) {
				c2 = utftext.charCodeAt(i + 1);
				string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
				i += 2;
			} else {
				c2 = utftext.charCodeAt(i + 1);
				c3 = utftext.charCodeAt(i + 2);
				string += String.fromCharCode(((c & 15) << 12)
						| ((c2 & 63) << 6) | (c3 & 63));
				i += 3;
			}
		}
		return string;
	}
}

/*******************************************************************************
 * ** adding single quote escaping as a method to the String Object
 ******************************************************************************/

String.prototype.sq = function() {
	return this.replace("'", "\\'")
}

/* convert characters */

function encode_utf8(string) {
	return unescape(encodeURIComponent(string))
}

function decode_utf8(string) {
	return decodeURIComponent(escape(string))
}

/* private getID() method */
function getID(obj) {
	return document.getElementById(obj)
}

// // Key Functions ////

function keyNavigation(e) {
	// alert(e.which)

	// forward (right arrow | space | down arrow)
	if ((e.type == 'keydown' && e.which == 39)
			|| (e.type == 'keydown' && e.which == 32)
			|| (e.type == 'keydown' && e.which == 40)) {
		if (active_img == '' || !active_img || active_img == undefined) {
			getImage(1, image_list[1]['image'], image_list[1]['name']);
		} else {
			// if (active_num < image_list.length)
			if (go_to_next && key_navigation) {
				key_navigation = false;
				nextImage();
			}
		}

		// backwards (left arrow | up arrow)
	} else if ((e.type == 'keydown' && e.which == 37)
			|| (e.type == 'keydown' && e.which == 38)) {
		if (go_to_prev && key_navigation) {
			key_navigation = false;
			prevImage();
		}

		// fullscreen (F)
	} else if (e.type == 'keydown' && e.which == 70) {
		if (!fullscreen) {
			pos_orig.l = window.pageXOffset;
			pos_orig.t = window.pageYOffset;

			if (parseInt(navigator.appVersion) > 3) {
				if (navigator.appName.indexOf("Microsoft") != -1) {
					pos_orig.w = document.body.offsetWidth;
					pos_orig.h = document.body.offsetHeight;
				} else { // if (navigator.appName=="Netscape") {
					pos_orig.w = window.outerWidth;
					pos_orig.h = window.outerHeight;
				}
			}
			window.moveTo(0, 0);
			window.resizeTo(screen.availWidth, screen.availHeight);
			size_fullscreen = true;

		} else {
			pos_orig.l = (screen.availWidth - pos_orig.w) / 2;
			pos_orig.t = (screen.availHeight - pos_orig.h) / 2;
			window.resizeTo(pos_orig.w, pos_orig.h);
			window.moveTo(pos_orig.l, pos_orig.t);
			size_fullscreen = false;
		}

		// fullscreen
	} else if (e.type == 'keydown' && e.which == 27) {
		closeImageWin();
	}
}

// // EXIF info mod
url1 = document.location.href;
xend = url1.lastIndexOf("/") + 1;
var base_url1 = url1.substring(0, xend);

function ajax_do(url1) {
	var jsel = document.createElement('SCRIPT');
	jsel.type = 'text/javascript';
	jsel.src = url1;
	document.body.appendChild(jsel);
}

var galleryDrops = {

	init : function() {

		$(document).ready(function() {
			$('li.title').siblings('li').hide();
			
			$('li.title').click(function() {
				var $nextli = $(this).nextAll('li');
				var $nextliVisible = $(this).nextAll('li:visible');

				// PRA - Bug when selecting new menu header
				var $visibleSiblings = $("li[ id *= 'mitem' ]:visible");
				
				if ($visibleSiblings.length) {
					if ($visibleSiblings[0] == $nextliVisible[0]) {
						// open title clicked so slide back up
					$nextli.slideUp('fast');
					return false;
				}
					
				// slide up previous visible menu then slide down new menu
				$visibleSiblings.slideUp('fast', function() {
					$nextli.slideDown('fast');
				});
			} else {
				$nextli.slideToggle('fast');
			}
		}	);
		});
	}
}