/* define image width and height */

var mediapic_width=128;
var mediapic_height=52;
var nbpic = 3;
var mediapics= new Array(nbpic);

/* define image urls */

if (document.images)
 {
     for(var i=0;i<=nbpic;i++){
     	var mediapic= new Image(mediapic_width,mediapic_height);
     	mediapic.src="http://www.dcc-mea.com/images/communication/media/media"+(i+1)+".jpg";
     	mediapics[i]=mediapic.src;
     };
 }

var nummediapics=nbpic;
var thenummedia=0;
imgNameMedia="imgmedia";

function media_change_it()
 {
   if (document.images)
    {
      document.write("<img src='"+mediapics[thenummedia]+"' border='0' width='"+mediapic_width+"' height='"+mediapic_height+"' name='imgmedia'>\n");
	  	if(mediapics.length > 1){
      	setTimeout('media_change_it2()',3000); 
	    }
   }
}

function media_change_it2()
{
  var xmedia=0;
  thenummedia+=1;

  if (thenummedia>nummediapics-1)
    thenummedia=0;

  document[imgNameMedia].src=mediapics[thenummedia];
  xmedia+=1;
  setTimeout('media_change_it2()',3000);
}