var win=null;
function PopupWindow(page,name,w,h,scroll,pos) {
	w=680; // Sets all popup to be same width
	h=360; // Sets all popup to be same height
	
	if (page=='') {
		return false;
	}
	if (pos=="center") {
		LeftPosition=(screen.width)?(screen.width-w)/2:100;
		TopPosition=(screen.height)?(screen.height-h-200)/2:100;
	}
	else if (pos!="center") {
		LeftPosition=0;TopPosition=20
	}
	settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=yes,directories=no,status=yes,menubar=yes,toolbar=yes,resizable=yes';		
	win=window.open(page,name,settings);
	win.focus();
}