function popwindow(cPop){
	var windowleft;
	var windowtop;
	windowleft = (screen.width/2)-250;
	windowtop = (screen.height/2)-200;
	newWind = window.open(cPop,"PopupWindow","scrollbars=yes,resizable=yes,height=350,width=550,left="+windowleft+",top="+windowtop);
	}