jQuery(document).ready(function(){
	/*jQuery("ul.menu_gauche a.arbo").hover(
		function() {
			var image = jQuery("img", this).get(0);
			image.src = image.src.replace(/_off/, "_on");
		}, 
		function() {
			var image = jQuery("img", this).get(0);
			image.src = image.src.replace(/_on/, "_off");
		}
	);*/
	jQuery("ul.menu_gauche a.arbo").click(function() {
		var image = jQuery("img", this).get(0);
		if (/plus/.test(image.src)) {
			image.src = image.src.replace(/plus/, "moins");
			jQuery("ul:first", this.parentNode.parentNode.parentNode).slideDown("fast");
		} else {
			image.src = image.src.replace(/moins/, "plus");
			jQuery("ul:first", this.parentNode.parentNode.parentNode).slideUp("fast");
		}
		return false;
	});
	
	jQuery("ul.menu_gauche a.arbo2").click(function() {
		var image = jQuery("img", this.parentNode).get(0);
		if (/plus/.test(image.src)) {
			image.src = image.src.replace(/plus/, "moins");
			jQuery("ul:first", this.parentNode.parentNode).slideDown("fast");
		} else {
			image.src = image.src.replace(/moins/, "plus");
			jQuery("ul:first", this.parentNode.parentNode).slideUp("fast");
		}
		return false;
	});
});