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<!-- Begin
function CheckRequired(which)
{
  var pass=true;
  if (document.images)
  {
    for (i=0;i<which.length;i++) 
    {
      var tempobj=which.elements[i];
      if (tempobj.required!=null) 
      {
        if (((tempobj.type=="text"||tempobj.type=="textarea")&&
         tempobj.value=='')||(tempobj.type.toString().charAt(0)=="s"&&
         tempobj.selectedIndex==0))
        {
          pass=false;
          break;
        }
      }
    }
  }
  if (!pass) 
  {
    alert("A következő mezőt pontosan ki kell tölteni:\n"+tempobj.name);
    return false;
  }
  else
    return true;
}
//  End -->