function ixRollovers() {
	// stk 02/2007
	var ixImgSuffix = "-over";
	var ixPreload = new Object();
	var ixImagesOff = new Array();
	var ixImagesOvr = new Array();
	var docImages = document.getElementsByTagName("IMG");
	
	for(var i=0; i<docImages.length; i++) {
		if(docImages[i].getAttribute("ixrollover")) {
			var imgSplit = docImages[i].src.split(".");
			imgSplit[((imgSplit.length)-2)] = imgSplit[((imgSplit.length)-2)] + ixImgSuffix;
			
			ixImagesOff[docImages[i].id] = docImages[i].src;
			ixImagesOvr[docImages[i].id] = imgSplit.join(".");
			ixPreload[docImages[i].id] = new Image();
			ixPreload[docImages[i].id].src = imgSplit.join(".");
			
			docImages[i].onmouseover = function() {
				this.src = ixImagesOvr[this.id];
			}
			
			docImages[i].onmouseout = function() {
				this.src = ixImagesOff[this.id];	
			}
		}
	}
}

function initProjectLinks() {
	var currentUrl = ""+window.location;
	var projectLinks = document.getElementById("project_links").getElementsByTagName("a");
	for(var i=0; i<projectLinks.length; i++) {
		if(projectLinks[i].href == currentUrl) {
			projectLinks[i].className = "active";
		}
	}
}