/**
  * zapanuj nad submit..
  **/
  function submit_form(element,FORM)
  {
    FORM = !FORM ? 'main': FORM;
    var FORM = document.getElementById(FORM);
    var  INP = document.createElement("input");
         INP.type  = 'hidden';
         INP.name  = 'submit_action';
         INP.value = element;
        FORM.appendChild(INP);
        FORM.submit();
  }