$(document).ready(function() {
	$("a.anchor").anchorAnimate()
	});

	jQuery.fn.anchorAnimate = function(settings) {

		settings = jQuery.extend({
		speed : 300
		}, 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 destination = $(elementClick).offset().top;
						
				$("html:not(:animated),body:not(:animated)").animate({ scrollTop: (destination)}, settings.speed, 'swing', function() {
					window.location.hash = elementClick
				});
				return false;
			})
		})
	}