$(function() {
    // Placing the anchors that correspond to the tabs in the beginning to avoid jumping around.
//    $("a.anchor").remove().prependTo('body'); 
    
    // Hide/Show contents when the correct tab is clicked
    var $a = $("#courseContainer > ul > li > a");
    $a.history(function() {
        $("div.courseContent:visible").hide();
        var $anchor = $(this), href = $anchor.attr("href");
        
        $anchor.parent().addClass("selected").siblings().removeClass("selected");
        
        $(href + "_1").show();
    });
    
    $.ajaxHistory.initialize();
});