$(document).ready(function(){
	$('#nav li a').click(function(event){
		event.preventDefault();
		var fullURL = this.href;
		var parts = fullURL.split("#");
		var target = parts[1];
		var target_offset = $("#"+target).offset();
		var target_top = target_offset.top;

		$('html, body').animate({scrollTop:target_top}, 500);
	});
});