function showItem(name)
{
//  document.getElementById(name).style.top = "1293px";
  document.getElementById(name).style.top = "293px";
  document.getElementById(name).style.visibility = "visible";
  document.getElementById(name).style.display = "block";
  return true;
}


function hideItem(name)
{
  document.getElementById(name).style.top = "-900px";
  return true;
}


function hideItemBrowser(name)
{
  var userBowser = navigator.userAgent.toLowerCase();
  var userBowserVersion = navigator.appVersion;
  var version = userBowserVersion.substring(0, userBowserVersion.indexOf(" ")) *1;
  var version2 = userBowserVersion.substring(0, userBowserVersion.indexOf(".")) *1;

  /*
    NOT (IE) OR
    NOT (IE.VERSION4 OR
         IE.VERSION5 OR
         IE.VERSION6 OR
         IE.VERSION7)
  
  (userBowser.indexOf("msie") >= -1)
  (userBowser.indexOf("msie") >= –1)
  */
  if (!((userBowser.indexOf("msie") >= -1) && (userBowser.indexOf("opera") == -1)) ||
      !((version2==4 && userBowser.indexOf("msie 5") == -1 && userBowser.indexOf("msie 6") == -1 && userBowser.indexOf("msie 7") == -1) ||
        (version2==4 && userBowser.indexOf("msie 5") > -1) ||
        (version2==4 && userBowser.indexOf("msie 6")>-1) ||
        (version2==4 && userBowser.indexOf("msie 7")>-1)))
    {
    hideItem(name);
    }
  return true;
}