$(document).ready(function() {

    //Start: mainMenu rollover script:
    $("li.headlink").hover(
        function() {
            $('ul', this).css('display', 'block');
            $("#wrapper").css("z-index", "-1");
        },
		function() {
        $('ul', this).css('display', 'none');
        $("#wrapper").css("z-index", "1");
		});
    //End: mainMenu rollover script:
});