function popup(ww,hh,src){
	var width = ww;
	var height = hh;
	var ranL= Math.round(Math.random()*100);
	var ranT= Math.round(Math.random()*100);
	var l = ( screen.width - width )/2;
	var t = ( screen.height - height )/2 - 20;
	url = src;
	window.open( url, "_blank", "directories=0,location=0,menubar=no,titlebar=no,toolbar=0,scrollbars=0,resizable=0,left="+l+",top="+t+",width="+width+",height="+height );
}