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	window.animFrame = (function(){
		return window.requestAnimationFrame||
		window.webkitRequestAnimationFrame ||
		window.mozRequestAnimationFrame    ||
		function( callback ){
			window.setTimeout(callback, 15);
		};
	})();
	var scrollTimeout;
	$(window).scroll(function () {
		if (scrollTimeout) {
			// clear the timeout, if one is pending
			clearTimeout(scrollTimeout);
			scrollTimeout = null;
		}
		scrollTimeout = animFrame(myFunc, 150);
	});
	function myFunc() {
		//your code
	}