function tableInit(){
	var td = document.getElementsByTagName("td"); 
	for(i=0; i<td.length; i++){ 
 	if(td[i].className == "listHeader" && td[i].id != ""){
 		td[i].onmouseover = headerOver;
 		td[i].onmouseout = headerOut;
 		td[i].onclick = headerClick;
 	}
 } 
}

function headerOver(){
	this.className = "listHeaderHover";
}

function headerOut(){
	this.className = "listHeader";
}

function headerClick(){

	document.location.href = "?sort="+this.id;
}