// When the document loads do everything inside here ...   
  $(document).ready(function(){   
       
    // When a link is clicked   
    $("a.tab").click(function () {   
           
        // switch all tabs off   
        $(".active").removeClass("active");   
           
        // switch this tab on   
        $(this).addClass("active");   
           
        // slide all elements with the class 'content' up   
        $(".contnt").slideUp();   
           
        // Now figure out what the 'title' attribute value is and find the element with that id.  Then slide that down.   
        var content_show = $(this).attr("title");   
        $("#"+content_show).slideDown();   
    });   
  });