简单的jquery效果

var FanHui = '<a onclick="CloseAutoHeight()">返回</a>';function AutoHeight(){var TeamLeftP = $(".teamleft > ul > li > p");TeamLeftP.click(function(){var ThisPL = $(this).text().length;if(ThisPL > 650){$(this).addClass('phover');}$(this).parents('li').addClass('BlockLi');$(".teamleft > ul > li").siblings().addClass('NoneLi'); //同辈元素$(this).parents('li').children('em').append(FanHui);  //父辈元素以及子元素//document.body.scrollTop=0;window.scroll(0,0);   //滚动条位置})}function CloseAutoHeight(){var TeamLeftP = $(".teamleft > ul > li > p");TeamLeftP.removeClass('phover');$(".teamleft > ul > li").removeClass('NoneLi');$(".teamleft > ul > li").removeClass('BlockLi');$(".teamleft > ul > li > em > a").remove();}