function popup(url, w, h){
	sw = screen.width
	sh = screen.height
	ww = (sw-w)/2
	wh = (sh-h)/2
	open(url,"", "width=" + w + ",height=" + h + ",top="+wh+",left="+ww+",locationbar=no,menubar=no,resizable=yes,status=no");	
}

function onMOver(num){
	eval("p_"+num+"=document.getElementById('pon_"+num+"')");
	eval("p_"+num+".src='images/images_"+num+"_roll.jpg'");
}
function onMOut(num){
	eval("p_"+num+"=document.getElementById('pon_"+num+"')");
	eval("p_"+num+".src='images/images_"+num+".jpg'");
}