function doContentResize()
{
    var h = $(window).height();
    var w = $(window).width();
    $(".content").height(h - 90).width(w);
}

$(document).ready(function() {
   $(".submenu.main_menu").css({ backgroundImage: 'url(/static/images/main/bg_blurry.jpg) no-repeat fixed', opacity: 0.9}); 
});