function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function scrollto(anc){  
     target = $(anc);  
     $('html, body').animate({  
         scrollTop: target.offset().top  
     }, 1000);  
 }
 
jQuery(window).load(function() {
    $(".nav li a").click(function (e) { // binding onclick
        if ($(this).parent().hasClass('selected')) {
            $(".nav .selected div div").hide(); // hiding popups
            $(".nav .selected").removeClass("selected");
        } else {
            $(".nav .selected div div").hide(); // hiding popups
            $(".nav .selected").removeClass("selected");

            if ($(this).next(".subnav").length) {
                $(this).parent().addClass("selected"); // display popup
                $(this).next(".subnav").children().show();
            }
        }
        e.stopPropagation();
    }); 
    $("body").click(function () { // binding onclick to body
        $(".nav .selected div div").hide(); // hiding popups
        $(".nav .selected").removeClass("selected");
    }); 
});