/* script for popup window */

function showPopup( width, height, file) {
	x = (640 - width)/2, y = (480 - height)/2;

	if (screen) {
	y = (screen.availHeight - height)/2;
	x = (screen.availWidth - width)/2;
	}
	if (screen.availWidth > 1800) {
	x = ((screen.availWidth/2) - width)/2;
	}

   	var newWindow =

	window.open(file,'','width='+width+',height='+height+',screenX='+x+',screenY='+y+',top='+y+',left='+x+',scrollbars=no,resizable=no,toolbar=no,menubar=no,status=yes');

}