// JavaScript Document

var Diaporama = 
{
	cible : '',
	vitesse : 50,
	interval : '',
	
	defiler : function(id, direction)
	{
		this.cible = document.getElementById(id);
		direction = (direction == undefined) ? 'Haut' : direction ;	
		//interval = setInterval('Diaporama.defilerVersLe'+direction+'()', 1000);
		
	},
	
	defilerVersLeHaut : function()
	{

		var listeLI = this.cible.getElementsByTagName('li');
		var total = listeLI.length;
		//alert(this.vitesse)
		for(i = 0; i < total; i++)
		{
			li = listeLI[i];
			li.style.position = 'relative';
			li.style.marginTop = "-" + (li.offsetTop - this.vitesse + "px");
	
		}
	}
}