function PopUp(PopUpUrl,xW,xH){
var ScreenWidth=window.screen.width;
var ScreenHeight=window.screen.height;
var movefromedge=0;
placementx=(ScreenWidth/2)-((xW)/2);
placementy=(ScreenHeight/2)-((xH+50)/2);
WinPop=window.open(PopUpUrl,"","width="+xW+",height="+xH+",toolbar=0,location=0,directories=0,status=1,scrollbars=1,menubar=0,resizable=1,left="+placementx+",top="+placementy+",screenX=" +placementx+",screenY="+placementy+",");
}