HttpWebRequest Cookie的问题 想不通~~~~ 求救~~~

响应头信息原始头信息
Set-Cookie aQQ_ajkauthinfos=hZB3uKi8UDF6%2FA5%2BpNnOfTeMebVMZDjbNjQ%2FwwzCCLm4Ex6fFjBHIPiLyZI8GwdBMlvZdEgflM9%2BURq7x3noAfyk; path=/; domain=.anjuke.com aQQ_ckinewpm=0; expires=Wed, 12-Oct-2011 08:33:58 GMT; path=/; domain=.anjuke.com aQQ_ckinewpmflg=1; expires=Wed, 12-Oct-2011 08:33:58 GMT; path=/; domain=.anjuke.com ajk_mem_id=3411484; expires=Thu, 13-Oct-2011 07:33:58 GMT; path=/; domain=.anjuke.com lastlanded=1318404838; expires=Fri, 11-Nov-2011 07:33:58 GMT; path=/; domain=.anjuke.com
Content-Encoding gzip
请求头信息原始头信息
Cookie href_type=0; href_type=0; aQQ_ajkguid=704F12BD-7710-9E35-BA23-A79543696105; ajk_mem_id=3411484; lastlanded=1318402272; __utma=1.1813171790.1318214985.1318395305.1318398256.14; __utmz=1.1318398256.14.14.utmcsr=anjuke.com|utmccn=(referral)|utmcmd=referral|utmcct=/v2/help/question/522; __utma=122822679.1504719569.1318128106.1318395305.1318398256.19; __utmz=122822679.1318398256.19.16.utmcsr=shanghai.anjuke.com|utmccn=(referral)|utmcmd=referral|utmcct=/; ajk_member_id=3411484; ajk_member_name=ba_hao; ajk_member_key=449d2c154a49e7ac375658a25dbc8b10; ajk_member_time=1349937720; lui=3411484%3A2; aQQ_ajklastuser=ba_hao; last_user_type=2; ctid=11; miv=1; __gads=ID=21b8c4acdbfe0036:T=1318151019:S=ALNI_MZXx-ypHMPqPrpAOU6mSC-YG1dmEA; viewed_comm_11=221148_3726; viewed_comm_list=221148_3726; sale_property_search_11=MainArea%3A%E9%97%B5%E8%A1%8C%7CArea%3A%E5%8F%A4%E7%BE%8E%E7%BD%97%E9%98%B3%7Curl%3A%2Fsale%2Fgumeiluoyang%2F%5EMainArea%3A%E9%97%B5%E8%A1%8C%7Curl%3A%2Fsale%2Fminhang%2F; rentprops=1c0phx-lsud9q_1evyey-lsud71_; aQQ_sid=aoQH1K; aQQ_modbbsauthinfos=g8Mn6vm4Uzd6%2FA5%2BpNnOfQ2EEZ1%2BcTjmPRUrzWHXBLmyLBqmFw; aQQ_modbbsadminauthinfos=0ZVy6qu2B2F6%2FA5%2BpNnOfQ2EEZ1%2BcTjmPRM%2B0CSuLcqDIhiiFzM; sessid=8F02FC71-9066-1672-BE50-F71F6341B315; __utmc=1; __utmc=122822679; aQQ_ckiednum_3411484=0; dddc46b18a49e791b5fc85a0be23a987=1318402272; aQQ_ckinewpm=0; aQQ_ajklogintime=1318391623; aQQ_ckiprocondnum=0; aQQ_ajkauthinfos=08Jy6vvtVzB6%2FA5%2BpNnOfTeMebVMZDjbNjQ%2FwwzCCLm4Ex6fFjBHIPiLz5g4EQdBMlvZdEgflM9%2BURq7x3noAfyk; aQQ_ckinewpmflg=1
谁遇到过这种情况啊？  我用httpwebRequest  Post到登录 成功后响应的 Set-Cookie 没有用  只有用请求的Cookie才有用。。  我都晕了  很急啊 在线等~~~~~~谢谢了