jQuery.fn.anchorAnimate = function(settings) {

 	settings = jQuery.extend({
		speed : 1000
	}, 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 target = elementClick.substring(1,2);
			
			var destination = ( $("a[name='"+target+"']").offset().top - $(".content").offset().top );

			
				$("#content-main-div").animate({ scrollTop: destination}, settings.speed, function() {
					
				});

		  	return false;
			
		})
	})
}