var fixed_height = false;
	$(window).scroll(function() {
		 if( $(this).scrollTop() >= 275 ) {
			if( !fixed_height ) {
				fixed_height = true;
				$('#m2-social-sidebar').css({position:'fixed',top:30});
			}
		}
		else {
			if( fixed_height ) {
				fixed_height = false;
				$('#m2-social-sidebar').css({position:'relative',top:176});
			}
		}
	});