// JavaScript Document
function switchImage(imgName, imgSrc) 

{

  if (document.images)

  {

    if (imgSrc != "none")

    {

      document.images[imgName].src = imgSrc;

    }

  }

}

// Example:

// simplePreload( '01.gif', '02.gif' ); 

function simplePreload()

{ 

  var args = simplePreload.arguments;

  document.imageArray = new Array(args.length);

  for(var i=0; i<args.length; i++)

  {

    document.imageArray[i] = new Image;

    document.imageArray[i].src = args[i];

  }

}


	function popup(page,largeur,hauteur){
		var top=(screen.height-hauteur)/2-20;
		var left=(screen.width-largeur)/2;
		options = 'toolbar=no,directories=no,status=no,scrollbars=auto,resize=no,menubar=no,location=no';
		window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options);
	}