jQuery.fn.anchorAnimate = function(settings) {

	 settings = jQuery.extend({
		speed : 500
	}, settings);    
	
	return this.each(function(){
		var caller = this;
		$(caller).click(function (event) {    
			event.preventDefault();
			var locationHref = window.location.href;
			var elementClick = $(caller).attr("href");

			var eml = elementClick.split("#");
			elementClick = "#" + eml[1];
			var destination = $(elementClick).offset().top;

			$("html:not(:animated),body:not(:animated)").animate({ scrollTop: destination }, settings.speed, function() {
				window.location.hash = elementClick;
			});
			return false;
		});
	});
};