Base Menu for Wordpress revised

$=jQuery

class ApplicationMenu
    constructor: (nome) ->
        @menu = $ ".menu"
        @menu.find("li").click @click
        @menu.find("ul .children").attr("class","children menuBorder").hide().each (i,e) ->
            el = $ e
            el.parent().data("__menu", el)
            el.remove()
            $(document.body).append el
        @menuIsShow = false
        @active = null
    click: (e) =>
        el = $ e.currentTarget
        #hasChilds = el.find("ul").length>0 ? true : false
        child = el.data("__menu")
        if child != undefined
            @menuIsShow = true
            @active = child
            #@active = $(el.find('ul')[0]).fadeIn("slow")
            pos = el.offset()
            @active.css({"left":pos.left-12,"top":pos.top+8,"bottom":0}).fadeIn("fast")
            $(document.body).bind "mouseup", @hide
        return false
    hide: (e) =>
        if @menuIsShow
            @active.fadeOut("fast")
            $(document.body).unbind "mouseup", @hide


$ ->
    new ApplicationMenu()


###
<style type="text/css">
    li {
        float: left;
        display: inline;
    }

.menuBorder {
    position: absolute;
    margin-right: 12px;
    margin-left: 12px;
    -webkit-border-radius: 12px 12px 0px 0px;
    border-radius: 12px 12px 0px 0px;
    border: 1px solid #fff;
    /*outline: 2px solid #ffffff;*/
    /*outline-offset: 10px; Delete if you don't want an offset*/
    background: -moz-linear-gradient(top,  rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.8) 57%, rgba(0,0,0,0) 100%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(0,0,0,0.8)), color-stop(57%,rgba(0,0,0,0.8)), color-stop(100%,rgba(0,0,0,0))); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top,  rgba(0,0,0,0.8) 0%,rgba(0,0,0,0.8) 57%,rgba(0,0,0,0) 100%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top,  rgba(0,0,0,0.8) 0%,rgba(0,0,0,0.8) 57%,rgba(0,0,0,0) 100%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top,  rgba(0,0,0,0.8) 0%,rgba(0,0,0,0.8) 57%,rgba(0,0,0,0) 100%); /* IE10+ */
    background: linear-gradient(to bottom,  rgba(0,0,0,0.8) 0%,rgba(0,0,0,0.8) 57%,rgba(0,0,0,0) 100%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#cc000000', endColorstr='#00000000',GradientType=0 ); /* IE6-9 */

}

</style>
###