function viewOver() {     
    document.view.src = '../components/images/view-over.gif';      
  }

  function viewOut() {     
    document.view.src = '../components/images/view.gif';      
  }

  function viewOrderOver() {     
    document.viewOrder.src = '../components/images/vieworder-over.gif';      
  }

  function viewOrderOut() {     
    document.viewOrder.src = '../components/images/vieworder.gif';      
  }