<!--- 
if (document.images) {

	var header1 = new Image();
	header1.src = "../about/images/overview.gif";
	var header1on = new Image();
	header1on.src = "../about/images/overview_on.gif";
	
	var header2 = new Image();
	header2.src = "../about/images/partners.gif";
	var header2on = new Image();
	header2on.src = "../about/images/partners_on.gif";
	
	var header3 = new Image();
	header3.src = "../about/images/evaluation.gif";
	var header3on = new Image();
	header3on.src = "../about/images/evaluation_on.gif";
	
	var header4 = new Image();
	header4.src = "../about/images/awards.gif";
	var header4on = new Image();
	header4on.src = "../about/images/awards_on.gif";

}

function headeron(name) {
 if (document.images){
	document[name].src = eval(name + "on.src");}
}

function headeroff(name) {
 if (document.images){
	document[name].src = eval(name + ".src");}
}
//--->