function Popup(imageId,ShowPop){
	xPos = (screen.availWidth  / 2) - 50;
	yPos = (screen.availHeight / 2) - 50;
	window.open('gallery/popup.asp?imageid='+imageId+'&ShowPop='+ShowPop,'vPop','width=100,height=100,left='+xPos+',top='+yPos+',scrollbars=no');
}