.diaporama
{
height:270px;
width:350px;
float:left;
font-size:0px;
background-color:white;
}

.cadre_haut
{
height:15px;
width:350px;
display:block;
float:left;
background-image:url("cadre_haut.jpg");
background-repeat:no-repeat;
}

.cadre_gauche
{
height:240px;
width:15px;
display:block;
float:left;
background-image:url("cadre_gauche.jpg");
background-repeat:no-repeat;
}

.diapositive
{
height:240px;
width:320px;
display:block;
float:left;
}

.cadre_droit
{
height:240px;
width:15px;
display:block;
float:left;
background-image:url("cadre_droit.jpg");
background-repeat:no-repeat;
}

.cadre_bas
{
height:15px;
width:350px;
display:block;
float:left;
background-image:url("cadre_bas.jpg");
background-repeat:no-repeat;
}