function pictolinks(){
	elm = document.getElementById('pictoliens');
	if (elm.style.height=='0px' || elm.style.height==0){
		xy = getScrollXY();
		y = xy[1];
		for (i=1; i<=100; i++){
			setTimeout("elm.style.height='"+i+"px';",i*2);
			setTimeout("scroll(0,"+(y+i)+");",i*2);
		}
	} else {
		for (i=1; i<=100; i++)
			setTimeout("elm.style.height='"+(100-i)+"px';",i);
	}
}

function getScrollXY() {
  var scrOfX = 0, scrOfY = 0;
  if( typeof( window.pageYOffset ) == 'number' ) {
    //Netscape
    scrOfY = window.pageYOffset;
    scrOfX = window.pageXOffset;
  } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
    //DOM
    scrOfY = document.body.scrollTop;
    scrOfX = document.body.scrollLeft;
  } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
    //IE
    scrOfY = document.documentElement.scrollTop;
    scrOfX = document.documentElement.scrollLeft;
  }
  return [ scrOfX, scrOfY ];
}

function colorTag(){
	var zone = document.getElementById('tag-cloud');
	var zoneTag = zone.getElementsByTagName('a');
	var couleurTag = new Array('#21d900', '#ffd742', '#f52a01', '#2998b3', '#90d7f7');
	var numCouleur;
	var prevCouleur;
	for( i=0 ; i<zoneTag.length ; i++ ){
		while(numCouleur == prevCouleur)
			numCouleur = Math.round(Math.random()*(couleurTag.length-1));
		zoneTag[i].style.color = couleurTag[numCouleur];
		prevCouleur = numCouleur;
	}
}