/* AUTEUR: ID4-03371 */
/* DATE DE CREATION: 29/07/2006 */
function visible(){
        vitesseIE=20;
        vitesseFF=60;
        if(document.getElementById)    {
            cur=document.getElementById("imageID");
     
           if(document.all){
               cur.filters.alpha.opacity++;
               if (cur.filters.alpha.opacity==100)
                   return;
               else
                   setTimeout("visible()",vitesseIE);
    
           }
           else{
               i=parseFloat(cur.style.getPropertyValue("-moz-opacity"));
               i+=parseFloat(0.1);
               cur.style.setProperty("-moz-opacity", i, "");
               if (i>=1)
                   return;
               else
                   setTimeout("visible()",vitesseFF);
           }
       }
   }
   function invisible(){
       vitesseIE=20;
       vitesseFF=60;
       if(document.getElementById)    {
           cur=document.getElementById("imageID");
    
           if(document.all){
               cur.filters.alpha.opacity--;
               if (cur.filters.alpha.opacity==0)
                   return;
               else
                   setTimeout("invisible()",vitesseIE);
    
           }
           else{
               i=parseFloat(cur.style.getPropertyValue("-moz-opacity"));
               i-=parseFloat(0.1);
               cur.style.setProperty("-moz-opacity", i, "");
               if (i<=0)
                   return;
               else
                   setTimeout("invisible()",vitesseFF);
           }
       }
   }