(function ($) {
  // All your code here


	$(document).ready(function() {
		$('a#content-button-link').click(
			function() {
				var marginSlider = $('#contact-slider').css('margin-left').replace('px',''); 
				if (marginSlider < 0) {
					$('#contact-slider').animate({'margin-left':'0'}, 500);
				} else {
					$('#contact-slider').animate({'margin-left':'-304'}, 500);
				}
			}
		);	
	});

}(jQuery));;