#nav, #nav ul{
margin:0;
padding:0;
list-style-type:none;
list-style-position:outside;
position:relative;
line-height:1.5em; 
}

#nav a{
display:block;
text-decoration:none;
}

#nav a:hover{
background-color:#ccc;
color:#333;
}

#nav li{
float:left;
position:relative;
}

#garcons{
width: 169px;
height: 56px;
background: url("/images/mercredi_apresmidi2_16.jpg") no-repeat;
}

#garcons:hover{
visibility: visible;
}

#garcons:hover img{
visibility: hidden;
}

#filles{
width: 166px;
height: 56px;
background: url("/images/mercredi_apresmidi2_17.jpg") no-repeat;
}

#filles:hover{
visibility: visible;
}

#filles:hover img{
visibility: hidden;
}

#bebes{
width: 167px;
height: 56px;
background: url("/images/mercredi_apresmidi2_18.jpg") no-repeat;
}

#bebes:hover{
visibility: visible;
}

#bebes:hover img{
visibility: hidden;
}

.ul_sous_menu{
border:1px solid #ccc;
padding: 2px 5px;
z-index:1000;
width:165px;
}

.sous_menu a{
background-color:#660066;
color:#fff;
}

#nav ul {
position:absolute;
display:none;
top:53px;
}

#nav .ul_sous_menu_1_accueil{
position:absolute;
display:none;
top:52px;
}

#nav li ul a{
width:155px;
height:auto;
float:left;
padding: 3px 5px;
}

#nav ul ul{
top:auto;
}	

#nav li ul ul {
left:167px;
margin:0px 0 0 10px;
}

#nav li:hover ul ul, #nav li:hover ul ul ul, #nav li:hover ul ul ul ul{
display:none;
}
#nav li:hover ul, #nav li li:hover ul, #nav li li li:hover ul, #nav li li li li:hover ul{
display:block;
}