求正责表达式
匹配 这个连接里的 http://so.letv.com/list/c2_t28_a-1_y-1_f_at_o1_p.html
这个里面的 “共25集全”就是列表图片上面显示的文字。



下面的代码来至于 这个连接：http://so.letv.com/list/c2_t28_a-1_y-1_f_at_o1_p.html

							<dl class="m_dl">



								<dt>



									<a href="http://so.letv.com/tv/44734.html" 



										title="暗流" target="_blank"><img



											src="http://img1.c3.letv.com/ptv/letv_vrs/2011/7/tv/1112ccf654294486989818d3d5a58c35.jpg"



											alt="暗流"



											onerror="this.src='http://img1.c0.letv.com/ptv/images/nlist/onpic.jpg';" /> 



				                          	



				                          		<em></em>



				                       	



				                      <i>共25集全</i>



				                         



				                      



				                         	



										 



											<b class="null"></b>



									 



									</a>



								</dt>



								<dd>



									<strong><a href="http://so.letv.com/tv/44734.html"



										title="暗流" target="_blank">暗流</a>



									</strong>



								</dd>



								<dd>



									主演：



									



									<a href="http://so.letv.com/star?wd=%E5%91%A8%E8%8E%89&from=list"



										target="_blank" title="周莉" >周莉</a>



									



									<a href="http://so.letv.com/star?wd=%E6%96%87%E7%AB%A0&from=list"



										target="_blank" title="文章" >文章</a>



									



								</dd>



								



								<dd>



									评价：



									<span class="sorce2"><i>5.3</i> </span>



								</dd>



							</dl>



							



							<dl class="m_dl">



								<dt>



									<a href="http://so.letv.com/tv/47973.html" 



										title="复仇第1季" target="_blank"><img



											src="http://img1.c3.letv.com/ptv/letv_vrs/2011/9/b53d231d391842d38db397682f6836cc.jpg"



											alt="复仇第1季"



											onerror="this.src='http://img1.c0.letv.com/ptv/images/nlist/onpic.jpg';" /> 



				                          	



				                          		<