$(document).ready(function() {
    var parrent = $("#span_welcome a");
    var pos = parrent.position();

    $("#location_map").css({ "left": pos.left + 110, "top": pos.top });

    $("#span_welcome a").hover(function() {
        $(this).children("span").css("display", "block");
    }, function() {
        $(this).children("span").css("display", "none");
    });

    $("ul#nav_menu li").hover(function() {
        var mPos = $(this).position();

        $.browser.chrome = /chrome/.test(navigator.userAgent.toLowerCase());
        var l = 164;

        // Is this a version of Chrome?
        if ($.browser.chrome) {
            l = 166;
        }

        $(this).children("ul.sub_menu").css({ "left": mPos.left + l, "top": mPos.top }).show();
    }, function() {
        $(this).children("ul.sub_menu").hide();
    });

});