#register_button {
  width: 97px;     
  float:left;
  height: 22px;
  background: url(../images/fr_FR/btn-register.png);  
  behavior: url("/stylesheets/png.htc");
  margin-right: 5px;
}    

#addd_event_button {
  width: 153px;     
  float:left;
  height: 22px;
  background: url(../images/fr_FR/btn-add-event.png);  
  behavior: url("/stylesheets/png.htc"); 
  margin-right: 5px;
}       

#btn-infos {
  background: url(../images/fr_FR/btn-infos.png);    
  behavior: url("/stylesheets/png.htc");  
  width:104px;
  height:20px;     
}              

#btn-inscription {
  background: url(../images/fr_FR/btn-inscription.png);    
  behavior: url("/stylesheets/png.htc");  
  width:104px;
  height:20px;     
  margin-top: 5px; 
}              

#participants {
  background: url(../images/fr_FR/participants.png);    
  behavior: url("/stylesheets/png.htc");  
  width:104px;
  height:20px;    
  margin-top: 5px; 
}