function windowPopup(myUrl, myName, myWidth, myHeight) {
	var myLeft = screen.width/2-(myWidth/2);
	var myTop = screen.height/2-(myHeight/2);
	window.open(myUrl, myName, 'width='+myWidth+',height='+myHeight+',left='+myLeft+',top='+myTop+',scrollbars=0');
}
function windowLocation(myLocation) {
	window.location = myLocation;
}