function comka2 () {

 if (document.getElementById('comka2').style.display != "block") {
  document.getElementById('comka2').style.display = "block";
 }
 else {
  document.getElementById('comka2').style.display = "none";
 }
}

function show_vopros(nname)
{
   window.open(nname, 'Info', 'menubar=0,location=0,status=0,toolbar=0,scrollbars=0,resizable=0,height=600,width=550');
}