#menu {
	width: 1000px;
	height: 29px;
	margin: 0 auto;
	font-size: 0;
	line-height: 0;
	position: relative;
	z-index: 100;
}

/* MENU PRINCIPAL */
#menu .main {
	float: left;
	width: 682px;
}
/** EFFET JQUERY **/
.accueil-jquery{
	position: relative;
	width: 144px;
	height: 28px;
	float:left;

}

.sas-jquery{
	position: relative;
	width: 100px;
	height: 29px;
	float: left;
}

.charpente-jquery{
	position: relative;
	width: 142px;
	height: 29px;
	float: left;
}

.aluminium-jquery{
	position: relative;
	width: 146px;
	height: 29px;
	float: left;
}

.metallerie-jquery{
	position: relative;
	width: 149px;
	height: 29px;
	float: left;
}

.environnement-jquery{
	position: relative;
	border-right:1px solid #FFF;
	width:151px;
	background-color:#484747;
	height:28px;
	float: left;
}

.jquery_img{
	border:none;
}

.jquery_img_hover{
	z-index: 1;
	position: relative;
	left: 0px;
	bottom: 0px;
}