#div_contantToutesActus{
  background: url(../img/fonds/fond_pageActu.gif) repeat-y;
}

div.colonne3{
  float:left;
  width:235px;
  padding:5px 5px 5px 5px;
  text-align:justify;
}

div.div_imgActu img{
  max-width:235px;
  -width: expression(this.width > 235 ? 235: true);
}