function chg(elements_num, forms_num)
{
  if(!forms_num) forms_num = 0;
  
  if(event.keyCode == 13)
  {
    document.forms[forms_num].elements[elements_num].focus();
    event.returnValue = false;
  }
}

function nextelem()
{
}

function inhibit_enter()
{
  if(event.keyCode == 13)
  {
    event.returnValue = false;
  }  
}

function noSubmit()
{  
  if(event.keyCode == 13)
    event.returnValue = false;
}

function cancel()
{
  this.window.close();
}