$(document).ready(function(){
	$("#background-image")
		.css(
			{
				width:"1343px", 
				height:"851px",
				left: "0px"
			}
		)
		.animate(
			{
				width:"1168px", 
				height:"740px",
				left: "0px"		
			}, 
			14000,
			function (x, t, b, c, d, s) {
				if (s == undefined) s = 1.70158; 
				if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b;
				return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b;
			}
		);
});