function openwindow(url,name,width,height,scrollbars) 
{ 
	leftpos = (screen.width/2) - (width/2);
	features = "width=" + width + ",height=" + height + ",left=" + leftpos + ",top=200,scrollbars=" + scrollbars;
	window.open(url,name,features);
}

function LaunchImageWindow(imageUrl) 
{ 
	window.open("/gallery/image.aspx?src="+imageUrl,"imgwindow","toolbars=none,scrollbars=no");
}