/*
	Game embedding script for Multigames.com
	by Robin Gustafsson and Henrik Fräsén
*/

function mgEmbedAddCss(href) {
	var headID = document.getElementsByTagName('head')[0];
	var cssNode = document.createElement('link');
	cssNode.type = 'text/css';
	cssNode.rel = 'stylesheet';
	cssNode.href = href;
	cssNode.media = 'screen';

	// Don't add the same stylesheet twice!
	for (var i = 0; i < headID.childNodes.length; i++) {
		if (headID.childNodes[i].nodeName.toLowerCase() == 'link' && 
			headID.childNodes[i].href == href) {
			return;
		}
	}

	headID.appendChild(cssNode);
}

function mgEmbedAddJavascript(src) {
	var headID = document.getElementsByTagName('head')[0];
	var jsNode = document.createElement('script');
	jsNode.type = 'text/javascript';
	jsNode.src = src;

	// Don't add the same javascript twice!
	for (var i = 0; i < headID.childNodes.length; i++) {
		if (headID.childNodes[i].nodeName.toLowerCase() == 'script' && 
			headID.childNodes[i].src == src) {
			return;
		}
	}

	headID.appendChild(jsNode);
}

function mgEmbedAddPNGTransparency(img) {
	var imgName = img.src.toUpperCase();
	if (imgName.substring(imgName.length - 3, imgName.length) == "PNG") {
		var imgID = (img.id) ? "id='" + img.id + "' " : "";
		var imgClass = (img.className) ? "class='" + img.className + "' " : "";
		var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' ";
		var imgStyle = "display: inline-block;" + img.style.cssText;
		if (img.align == "left" || img.style.styleFloat == 'left' || img.className == 'left') {
			imgStyle = "float:left;" + imgStyle;
		}
		if (img.align == "right" || img.style.styleFloat == 'right' || img.className == 'right') {
			imgStyle = "float:right;" + imgStyle;
		}
		if (img.parentElement.href) {
			imgStyle = "cursor: hand;" + imgStyle;
		}
		var strNewHTML = "<span " + imgID + imgClass + imgTitle
			+ " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
			+ "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
			+ "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>";
		img.outerHTML = strNewHTML;
		return true;
	}

	return false;
}

function mgEmbedFixPNGTransparency() {
	var arVersion = navigator.appVersion.split("MSIE");
	var version = parseFloat(arVersion[1]);
	if ((version >= 5.5) && (version < 7.0) && (document.body.filters)) {
		for (var i = 0; i < document.images.length; i++) {
			if (mgEmbedAddPNGTransparency(document.images[i])) {
				--i;
			}
		}
	}
}

// Add needed CSS and Javascript.
mgEmbedAddCss('http://www.multigames.com/css/embed.css');
mgEmbedAddJavascript('http://www.multigames.com/js/prototype_old.js');
mgEmbedAddJavascript('http://www.multigames.com/js/lightbox.js.php?h=465');

// Insert content into div.
var gameEmbedDiv = document.getElementById('mgEmbed_E3tYp2BD');
gameEmbedDiv.innerHTML = '<div class="mgGameEmbed"><div class="mgTopBar"><img src="http://www.multigames.com/images/embedTopBarBg_a.png" alt="Recommended game" style="vertical-align: bottom;" /></div><div class="mgGame"><div class="mgGameScreenshot"><a href="http://www.multigames.com/virtual_window/Alex_Track-E3tYp2BD" class="lbOn"><img src="http://www.multigames.com/getimg?t=game&amp;st=embed&amp;cid=E3tYp2BD" alt="Play the game &quot;Alex Track&quot; now!" title="Play the game &quot;Alex Track&quot; now!" style="vertical-align: top; border: 0; border-left: 1px solid #c8c8c8; border-right: 1px solid #c8c8c8; border-bottom: 1px solid #c8c8c8;" /></a></div></div></div>';

// Correct all transparent PNGs for IE6.
mgEmbedFixPNGTransparency();