$(document).ready(function() {
    var ie = false;
    $.each($.browser, function(i, val) {
        if (i == "msie") {
            ie = true;
        }
    });

    $("area").hover(function() {
        $('body').append("<div id='mapPopup'><div/>");
        var div = $(this).attr('name');
        var html = $('div [id="' + div + '"]').html();
        $('#mapPopup').html(html);
    }
    , function() {
        $("#mapPopup").remove();
        
    }).mousemove(function(e) {
        if (ie) {
            var boxLeft = e.pageX + 10;
            var boxTop = e.pageY + 10;
            $("#mapPopup").css({ left: boxLeft, top: boxTop })
        }
        else {
            var boxLeft = e.pageX - this.offsetLeft;
            var boxTop = e.pageY - this.offsetTop + 25;
            $("#mapPopup").css({ left: boxLeft, top: boxTop });
        }
    });
});