$(document).ready(function(){

    var contheight = $('#sitelist').height();
    var topmenuheight = $('#topmenu').height();
    var headerheight = $('#header').height();
    var sbmenuheight = $('#leftsidebar ul').height();
    var sbcontheight = contheight - (topmenuheight + headerheight);
    var sbfloatheight = sbcontheight - (sbmenuheight + $('#sbfoot').height())
    $('#sbfloat').height(sbfloatheight);

    $('#topmenu ul li:has(ul)').hover(function(){
        $('#topmenu ul li:eq('+$('#topmenu ul li').index(this)+') ul').show();
    }, function(){
        $('#topmenu ul li:eq('+$('#topmenu ul li').index(this)+') ul').hide();
    });

var i = 0;
$('#topmenu > div > ul > li').each(function(){
i++;
$(this).addClass('mmenu'+i);
});

});

$(document).resize(function (){

    var topmenuheight = $('#topmenu').height();
    var headerheight = $('#header').height();
    var contheight = $('#sitelist').height();
    var sbmenuheight = $('#leftsidebar ul').height();
    var sbcontheight = contheight - (topmenuheight + headerheight);
    var sbfloatheight = sbcontheight - (sbmenuheight + $('#sbfoot').height())
    $('#sbfloat').height(sbfloatheight);
    
});