function OpenWindow(width,height,html_file){
        j = html_file+"?" + escape("&") + width + escape("&") + height; 
        NewWindow = open(j,"","scrollbars=yes,resizable=0,toolbar=0,directories=0,status=0,menubar=0,width=" + (width+1) + ",height=" + (height+1));
                NewWindow.self.focus();
		}