//function for forcing form submission (fire commandlink action on enter)
function clickLink(e, linkId)
{
    var characterCode
    if(e && e.which){
        e = e
        characterCode = e.which
    }
    else{
        e = event
        characterCode = e.keyCode
    }	 
    if(characterCode == 13){
      var fireOnThis = document.getElementById(linkId)
      if (document.createEvent)
      {
        var evObj = document.createEvent('MouseEvents')
        evObj.initEvent( 'click', true, false )
        fireOnThis.dispatchEvent(evObj)
      }
      else if (document.createEventObject)
      {
        fireOnThis.fireEvent('onclick')
      }
      return false;
  }
  else return true;
  
}