var browserName=navigator.appName; 


$(document).ready(function()
{
  var browserName=navigator.appName;
  //alert(browserName);
  
  if (browserName=="Microsoft Internet Explorer")
  {
    var options =
    {
      hoverOpenDelay: 1,
      offsetLeft: -45,
      offsetTop: 15,
      copyClassAttr: true
    };
  }
  else
  {
    var options =
    {
      hoverOpenDelay: 1,
      offsetLeft: -45,
      offsetTop: 5,
      copyClassAttr: true
    };
  }

$('#themenu').menu(options);

});