function showButtons()
           {
                   document.getElementById("buttons").style.display = "";
                   document.getElementById("viewlink").style.display = "none";
                   document.getElementById("hidelink").style.display = "";
           }

                function hideButtons()
           {
                   document.getElementById("buttons").style.display = "none";
                   document.getElementById("viewlink").style.display = "";
                   document.getElementById("hidelink").style.display = "none";
           }