$(document).ready(function(){

	$('#sidebar').css({'position':'absolute'});

	$(window).scroll(function () {
		$('#sidebar').stop();
		if($(window).scrollTop()>0){
			$('#sidebar').animate({'top':$(window).scrollTop() + 'px'},50,'linear');
		}else{
			$('#sidebar').animate({'top':0 + 'px'},50,'linear');
		}
	});

	if($(window).scrollTop()>$('#container').offset().top){
		$('#sidebar').animate({'top':$(window).scrollTop() + 'px'},50,'linear');
	}else{
		$('#sidebar').animate({'top':0 + 'px'},50,'linear');
	}

});