/*$(document).ready(function() {
	$('.newscontainer .newscontent').find('p').addClass('headline');
	
	// ���ù���Ч��
	var currentHeadline = 0, oldHeadline = 0;
	var hiddenPosition = $('.newscontent').height() + 10;
	$('p.headline:eq('+currentHeadline+')').css('top', '0');
	var headlineCount = $('p.headline').length;
	var headlineTimeout;
	
	// ��������
	var rotateInProgress = false;
	var headlineRotate = function() {
		if(!rotateInProgress) {
			rotateInProgress = true;
			headlineTimeout = false;
			
			currentHeadline = (oldHeadline+1) % headlineCount;
			$('p.headline:eq('+oldHeadline+')').animate({top:-hiddenPosition}, 'slow', function() {
				$(this).css('top', hiddenPosition);
			});
			$('p.headline:eq('+currentHeadline+')').animate({top: 0}, 'slow', function() {
				rotateInProgress = false;
				if(!headlineTimeout) {
					headlineTimeout = setTimeout(headlineRotate, 3000);
				}						
			});
			oldHeadline = currentHeadline;
		}
	};
	headlineTimeout = setTimeout(headlineRotate, 3000);
	
	// �������ʱ��ͣ����
	$('.newscontent').hover(function() {
		clearTimeout(headlineTimeout);
		headlineTimeout = false;
	}, function() {
		if(!headlineTimeout) {
			headlineTimeout = setTimeout(headlineRotate, 250);
		}				
	});
});*/