<!--

function exClass(){
	if (window.event.srcElement.className=="first"){
		event.srcElement.className="last"
	}
}

function exClass2(){
	if (window.event.srcElement.className=="last"){
		event.srcElement.className="first"
	}
}

//pop-up window
function popUp(url){
	window.open(url,'_blank');
}

//can't select 
function noSelect(){
	window.event.returnValue=false;
}

document.onmouseover=exClass;
document.onmouseout=exClass2;
document.onselectstart=noSelect;

//-->