return -c * Math.cos(t/d * (Math.PI/2)) + c + b; 
return - c * Math.cos(t / d * (Math.PI / 2)) + c + b; 
	sineIn: function(t, b, c, d){		return -c * Math.cos(t/d * (Math.PI/2)) + c + b;	},
7087	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7087/43648750edbb2c0135f6a7fbe0054e0dc076cd57/Fx.Transitions.js/buggy/Effects/Fx.Transitions.js