//the functions in this file require the jQuery javascript library
(function() {
	jQuery(document).ready(function() {
		jQuery('<div id="VideoModal"><div class="contentWrap"><iframe frameBorder="0" scrolling="auto"></iframe></div></div>').appendTo(jQuery('body'));

		jQuery('.video-modal-embedded').each(function() {
			var elem = jQuery(this);
			elem.attr('rel', '#VideoModal');
			var href = elem.attr('href').split('?');
			elem.attr('href', href[0]);
			var params = '';
			if (href.length > 1) {
				params = ParseQueryString(href[1]);
			}
			elem.overlay({
				mask: { color: '#333333', loadSpeed: 200, opacity: 0.7 },
				onBeforeLoad: function() {
					var contentFrame = this.getOverlay().find('.contentWrap iframe');
					contentFrame.attr('src', href[0]);
					if (params != '') {
						contentFrame.css('width', params["w"] + 'px');
						contentFrame.css('height', params["h"] + 'px');
					}
				},
				//when closing the modal window, set the iframe src to empty so that any video playing in the iframe is stopped and unloaded
				onClose: function() {
					var contentFrame = this.getOverlay().find('.contentWrap iframe');
					contentFrame.attr('src', '');
				}
			});
		});
	});

	function ParseQueryString(qs) {
		var result = {}, queryString = qs, re = /([^&=]+)=([^&]*)/g, m;
		while (m = re.exec(queryString)) {
			result[decodeURIComponent(m[1])] = decodeURIComponent(m[2]);
		}
		return result;
	}

})();

function SwapImage(senderElem, newImageSrc) {
	jQuery(senderElem).attr('src', newImageSrc);
}

var popupHandle;

function closePopup() {
	if (popupHandle != null && !popupHandle.closed) {
		popupHandle.close();
	}
}
/*
function openWindow(theURL,winName,features) usage:
<a href="javascript:void(0)" 
onMouseOver="window.status='Add your own event'; return true;" 
onmouseout="window.status='';" 
onClick="openWindow('URL','windowName','status=yes,scrollbars=yes,resizable=yes,width=600,height=450')"
>
*/
function openWindow(theURL, winName, features) { //v2.0
	closePopup();
	popupHandle = open(theURL, winName, features);
}

/*
function confirmDelete(question) usage:
onClick="return confirmDelete('Are you sure you wish to delete this?');"
*/
function confirmDelete(question) {
	var agree = confirm(question);
	if (agree) return true;
	else return false;
}

function showHideElement(id) {
	var elem = document.getElementById(id);
	if (elem.style.display == "none")
		elem.style.display = "inline";
	else
		elem.style.display = "none";
}

function swapLinkText(id, text1, text2) {
	var elem = document.getElementById(id);
	if (elem.innerHTML == text1)
		elem.innerHTML = text2;
	else
		elem.innerHTML = text1;
}

/**
* --------------------------------------------------------------------
* jQuery-Plugin "pngFix"
* Version: 1.2, 09.03.2009
* by Andreas Eberhard, andreas.eberhard@gmail.com
*                      http://jquery.andreaseberhard.de/
*
* Copyright (c) 2007 Andreas Eberhard
* Licensed under GPL (http://www.opensource.org/licenses/gpl-license.php)
*
* Changelog:
*    09.03.2009 Version 1.2
*    - Update for jQuery 1.3.x, removed @ from selectors
*    11.09.2007 Version 1.1
*    - removed noConflict
*    - added png-support for input type=image
*    - 01.08.2007 CSS background-image support extension added by Scott Jehl, scott@filamentgroup.com, http://www.filamentgroup.com
*    31.05.2007 initial Version 1.0
* --------------------------------------------------------------------
* @example $(function(){$(document).pngFix();});
* @desc Fixes all PNG's in the document on document.ready
*
* jQuery(function(){jQuery(document).pngFix();});
* @desc Fixes all PNG's in the document on document.ready when using noConflict
*
* @example $(function(){$('div.examples').pngFix();});
* @desc Fixes all PNG's within div with class examples
*
* @example $(function(){$('div.examples').pngFix( { blankgif:'ext.gif' } );});
* @desc Fixes all PNG's within div with class examples, provides blank gif for input with png
* --------------------------------------------------------------------
*/

(function($) {

	jQuery.fn.pngFix = function(settings) {

		// Settings
		settings = jQuery.extend({
			blankgif: 'blank.gif'
		}, settings);

		var ie55 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 5.5") != -1);
		var ie6 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 6.0") != -1);

		if (jQuery.browser.msie && (ie55 || ie6)) {

			//fix images with png-source
			jQuery(this).find("img[src$=.png]").each(function() {

				jQuery(this).attr('width', jQuery(this).width());
				jQuery(this).attr('height', jQuery(this).height());

				var prevStyle = '';
				var strNewHTML = '';
				var imgId = (jQuery(this).attr('id')) ? 'id="' + jQuery(this).attr('id') + '" ' : '';
				var imgClass = (jQuery(this).attr('class')) ? 'class="' + jQuery(this).attr('class') + '" ' : '';
				var imgTitle = (jQuery(this).attr('title')) ? 'title="' + jQuery(this).attr('title') + '" ' : '';
				var imgAlt = (jQuery(this).attr('alt')) ? 'alt="' + jQuery(this).attr('alt') + '" ' : '';
				var imgAlign = (jQuery(this).attr('align')) ? 'float:' + jQuery(this).attr('align') + ';' : '';
				var imgHand = (jQuery(this).parent().attr('href')) ? 'cursor:hand;' : '';
				if (this.style.border) {
					prevStyle += 'border:' + this.style.border + ';';
					this.style.border = '';
				}
				if (this.style.padding) {
					prevStyle += 'padding:' + this.style.padding + ';';
					this.style.padding = '';
				}
				if (this.style.margin) {
					prevStyle += 'margin:' + this.style.margin + ';';
					this.style.margin = '';
				}
				var imgStyle = (this.style.cssText);

				strNewHTML += '<span ' + imgId + imgClass + imgTitle + imgAlt;
				strNewHTML += 'style="position:relative;white-space:pre-line;display:inline-block;background:transparent;' + imgAlign + imgHand;
				strNewHTML += 'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;';
				strNewHTML += 'filter:progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + jQuery(this).attr('src') + '\', sizingMethod=\'scale\');';
				strNewHTML += imgStyle + '"></span>';
				if (prevStyle != '') {
					strNewHTML = '<span style="position:relative;display:inline-block;' + prevStyle + imgHand + 'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;' + '">' + strNewHTML + '</span>';
				}

				jQuery(this).hide();
				jQuery(this).after(strNewHTML);

			});

			// fix css background pngs
			jQuery(this).find("*").each(function() {
				var bgIMG = jQuery(this).css('background-image');
				if (bgIMG.indexOf(".png") != -1) {
					var iebg = bgIMG.split('url("')[1].split('")')[0];
					jQuery(this).css('background-image', 'none');
					jQuery(this).get(0).runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + iebg + "',sizingMethod='scale')";
				}
			});

			//fix input with png-source
			jQuery(this).find("input[src$=.png]").each(function() {
				var bgIMG = jQuery(this).attr('src');
				jQuery(this).get(0).runtimeStyle.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + bgIMG + '\', sizingMethod=\'scale\');';
				jQuery(this).attr('src', settings.blankgif)
			});

		}

		return jQuery;

	};

})(jQuery);