var dimages=new Array();
var curImage=1;
var numImages=0;
var tempoRotation=4000;
var fileName="";

function preload(){
  for (i=0; i<numImages; i++){
    dimages[i]=new Image();
    dimages[i].src="./images_design/"+fileName+(i+1)+".jpg";
  }
}

 function visible(){
     vitesseIE=20;
     vitesseFF=150;
     if(document.getElementById)    {
        cur=document.getElementById("Banner_myimage");
        if(document.all){
             cur.filters.alpha.opacity++;
             if (cur.filters.alpha.opacity==100){
             	chgImage2();
                 return;
             }
             else
                 setTimeout(visible,vitesseIE);
         }else{
	         cur=document.getElementById("Banner_myimage");
             i=parseFloat(document.defaultView.getComputedStyle(cur, null).getPropertyValue("-moz-opacity"));
             i+=parseFloat(0.1);
             cur.style.setProperty("-moz-opacity", i, "");
             if (i>=1){
             	chgImage2();
                 return;
               }
             else
                 setTimeout(visible,vitesseFF);
         }
     }
 }
 
 function invisible(){
     vitesseIE=20;
     vitesseFF=150;
     if(document.getElementById)    {
  
         cur=document.getElementById("Banner_myimage");
  		
         if(document.all){
             cur.filters.alpha.opacity--;
             if (cur.filters.alpha.opacity==0){
	             setTimeout(chgImage,tempoRotation);
                 return;
               }
             else
                 setTimeout(invisible,vitesseIE);
  
         }else{
         	cur=document.getElementById("Banner_myimage"),
             i=parseFloat(document.defaultView.getComputedStyle(cur, null).getPropertyValue("-moz-opacity"));
             i-=parseFloat(0.1);
             cur.style.setProperty("-moz-opacity", i, "");
             if (i<=0){
             	setTimeout(chgImage,tempoRotation);
                 return;
                
                }
             else
                 setTimeout(invisible,vitesseFF);
         }
     }
 }


function transformPicture(aFileName,nbr){
fileName=aFileName;
numImages=nbr;
 preload();

 if (document.images)  {
    curImage++;
    if (curImage>=numImages)
      curImage=0;
    invisible();
  }
}

function chgImage(){
    document.getElementById("Banner_myimage").src=dimages[curImage].src;
    visible();
}

function chgImage2(){
	curImage++;
    if (curImage>=numImages)
    	curImage=0;
	document.getElementById("Banner_myimage2").src=dimages[curImage].src;
	setTimeout("transformPicture(fileName,numImages)",tempoRotation);
}