x = x || 1.6180; 
x = x[0] || 1.6180; 
	Back: function(p, x){		x = x || 1.6180;		return Math.pow(p, 2) * ((x + 1) * p - x);	},
7087	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7087/aad19dbc5c15af7742c48dc543f499371c63a712/Fx.Transitions.js/clean/Effects/Fx.Transitions.js