function mn_showMenu(){return false};

    function mn_outOfMenu(){return false};

    function mn_itemOn(){return false};

    function mn_itemOff(){return false};

    function mn_init(){return false};

    var mn_relativePositions = new Array();

    mn_relativePositions['x'] = -1;

    mn_relativePositions['y'] = -1; 

    mn_relativePositions['inheritWidth'] = false;

    mn_relativePositions['direction'] = 'down';


function validate2(form) {
with (form) {
      if (username.value=="") {
          alert("Musíte vyplnit uživatelské jméno!");
          username.focus();
          return false;
	  }
	else if (heslo.value=="") {
          alert("Musíte vyplnit staré heslo!");
          heslo.focus();
          return false;
      }
      else if (!validate_heslo(form)) {
	  	return false;
      }
      else return true;
     }
}