a#alcool {
  display: block;
  width: 119px;
  height: 57px;
  background: url(../images/menu/bg_bleu.png) repeat-x bottom;
}

a#nutrition {
  display: block;
  width: 119px;
  height: 57px;
  background: url(../images/menu/bg_vert.png) repeat-x bottom;
}

a#cannabis {
  display: block;
  width: 119px;
  height: 57px;
  background: url(../images/menu/bg_rouge.png) repeat-x bottom;
}

a#stress {
  display: block;
  width: 119px;
  height: 57px;
  background: url(../images/menu/bg_orange.gif) repeat-x bottom;
}

a#tabac {
  display: block;
  width: 119px;
  height: 57px;
  background: url(../images/menu/bg_gris.png) repeat-x bottom;
}

a#activitephysique {
  display: block;
  width: 119px;
  height: 57px;
  background: url(../images/menu/bg_marine.png) repeat-x bottom;
}

a:hover#nutrition {
  background: url(../images/menu/bg_hov_vert.png) repeat-x 0 0px;
}

a:hover#cannabis {
  background: url(../images/menu/bg_hov_rouge.png) repeat-x 0 0px;
}

a:hover#stress{
  background: url(../images/menu/bg_hov_orange.gif) repeat-x 0 0px;
}

a:hover#tabac{
  background: url(../images/menu/bg_hov_gris.png) repeat-x 0 0px;
}

a:hover#alcool {
  background: url(../images/menu/bg_hov_bleu.png) repeat-x 0 0px;
}

a:hover#activitephysique{
  background: url(../images/menu/bg_hov_marine.png) repeat-x 0 0px;
}

a#qsn {
  display: block;
  width: 94px;
  height: 95px;
  background: url(../images/boutons/qsn1.png) no-repeat;
}

a#qsn:hover {
  background: url(../images/boutons/qsn2.png) no-repeat;
}

a#contact_lien {
  display: block;
  width: 94px;
  height: 95px;
  background: url(../images/boutons/contact1.png) no-repeat;
}

a#contact_lien:hover {
  background: url(../images/boutons/contact2.png) no-repeat;
}

a#faq_lien {
  display: block;

  width: 94px;
  height: 95px;
  background: url(../images/boutons/faq1.png) no-repeat;
  margin-right: 0;
}

a#faq_lien:hover {
  background: url(../images/boutons/faq2.png) no-repeat;
}

a#news_lien {
  display: block;
  width: 94px;
  height: 95px;
  background: url(../images/boutons/news1.png) no-repeat;
}

a#news_lien:hover {
  background: url(../images/boutons/news2.png) no-repeat;
}

a#chat {
  display: block;
  width: 200px;
  height: 100px;
  margin-left: 50px;
  margin-top: 20px;
  background: url(../images/boutons/chat1.png) no-repeat;
}

a#chat:hover {
  background: url(../images/boutons/chat2.png) no-repeat;
}