function hoverMe(x,y){x.innerHTML='→ '+y;}
function deHoverMe(x,y){x.innerHTML=y;}

function selectCategory(x){
	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null){alert ("Browser does not support HTTP Request");return;}
	var url="return.php?active="+x;
	xmlhttp.onreadystatechange=retrieveActive;
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);}

//Ajax Functions
function selectCategory(x){
	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null){alert ("Browser does not support HTTP Request");return;}
	var url="return.php?category="+x;
	xmlhttp.onreadystatechange=retrieveProjects;
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);}
function retrieveProjects(){
	if (xmlhttp.readyState==4){
	document.getElementById("projects-col-B").innerHTML=xmlhttp.responseText;}}
function GetXmlHttpObject(){
	if (window.XMLHttpRequest){/* code for IE7+, Firefox, Chrome, Opera, Safari */
	return new XMLHttpRequest();}
	if (window.ActiveXObject){/*code for IE6, IE5*/
	return new ActiveXObject("Microsoft.XMLHTTP");}
	return null;}