window.onDomReady(function() {
						   				   
	var miSlider = new Fx.Slide(
		$('descrip_ext'),
			{
			'mode': 'horizontal',
			'duration': 500
			}
		);
		//miSlider.hide()

		
	//	* toggle() *
		
	$('idToggle').addEvent ('click', function () {
    	miSlider.toggle();
		});
	//-----------------------------------

});