$(function(){openSubMenu()});function openSubMenu(){var a=false;$("#archeMenu_principal li .sous_menu").each(function(){a=$(this).height();$(this).height("0px")}).parent().hoverintent(function(){$(this).find(".sous_menu").show().animate({height:a+"px",opacity:1},300)},function(){$(this).find(".sous_menu").animate({height:"0px",opacity:0},300,function(){$(this).hide()})})};