function go(numer)
{
 var temp_url;
 var winwidth = screen.availWidth;
 var winheight = screen.availHeight;
 temp_url = start_url + numer + '.jpg';
 window.open(temp_url,'photowindow','width=winwidth,height=winheight,menubar=no,status=no,location=no,fullscreen=no,directories=no,resizable=yes');
}