/*mise en place des evenements de la page */
function categorieEvents()
	{
	if(document.getElementById("filter_opener"))
		{
		document.getElementById("filter_opener").onclick = function()
			{
			displayElement('filters','block');
			displayElement('filter_opener','none');
			displayElement('filter_closer','block');
			return false;
			}
		}
	if(document.getElementById("filter_closer"))
		{
		document.getElementById("filter_closer").onclick = function()
			{
			displayElement('filters','none');
			displayElement('filter_opener','block');
			displayElement('filter_closer','none');
			return false;
			}
		}
	}
	
	//window.onload = loadEvents;
	addEvent(window, "load", categorieEvents);
	
/*fin de la mise en place de evenements de la page*/