var newWin="";

function popAlert(msg,myWidth,myHeight) {
//	window.name = "mainFrame";
	
	if (newWin.close) {newWin.close()};

	if (!myWidth) {
		myWidth = 200;
		myHeight = 100;
	}
	
	xPos = (screen.width - myWidth) / 2;
	yPos = (screen.height - myHeight) / 2;

	newWin = window.open("info.asp?msg="+msg, "Information", "center=yes, left=" + xPos + ", top=" + yPos + "resizable=no,width=" + myWidth + ",height="+myHeight);

	if (this.focus) {newWin.focus()}
}