var t;

$(document).ready(function() {

$('#div_serv').hoverIntent({ over: makeTall, timeout: 800, out: makeShort });

$(document).pngFix();

});

function makeTall(){  
     $('#div_serv .opcao').animate({width:'342'});
     $('#div_serv .opcao').queue(function(){
        $('.sub_menu_serv').slideDown();
        $(this).dequeue();
     });  
}
function makeShort(){ 
    $('.sub_menu_serv').slideUp("fast");
    $('.sub_menu_serv').queue(function(){
        $('#div_serv .opcao').animate({width:'144'}, "fast");
        $(this).dequeue();
    });
}