在IE的辅助功能中有一个用户样式表功能，可利用此功能来过滤网页广告（IE 6.0包含此功能！）。
ad.css内容：
/* 阿里妈妈 */
IFRAME[src*="z.alimama.c"],
IFRAME[src*="a.alimama.c"],
embed[src*="z.alimama.c"],
embed[src*="a.alimama.c"],
/* Google广告 */
*[src*="googleads.g.doubleclick.net"],
*[src*="pagead2.googlesyndication.com"],
*[src*="www.google-analytics.com"],
*[src*="googleadsserving.cn"],
*[src*="partner.googleadservices.com"],
/* 中关村 */
*[src*="ad.doubleclick.net"],
#hq_float,
*[id^="Bar1602_"],
#Float1265,
.word_ad.clearfix,
.banner760_1.clearfix,
.pic_ad.clearfix,
.banner760 .adSpace,
/* discuz论坛 */
.content #hot,
.content #modarea,
.content #ann,
.subject em,
.subject .attach,
.subject .new,
.threadtags,
.postbottom,
#ad_text,
#ad_headerbanner,
.ad_footerbanner,
.ad_column,
.ad_textlink1,
.ad_textlink2,
.forumlinks,
.forumimglink,
.forumtxtlink,
*[class^="ad_float_"],
/* 远景 */
#pb_news #pb_n_c,
#pb_forum #forumheader,
#viewthread .threadfix #focus,
.postcontent .node-gg,
/* 百度贴吧 */
#pg #m #girl,
#rightAd,
#ecomAdDiv,
.c_post_title .forward,
#thread_footer .forward,
.c_post .t,
.c_post_info .c_author .follow,
.c_post_info .c_author .follow_male,
.c_post_info .c_author .follow_female,
#ec_im_container,
*[href^="http://www.baidu.com/adrc.php"],
table[width="65%"][bgcolor="#ebebeb"][style="margin-left: 15px;table-layout:fixed;"],
/* 天空软件 */
*[id^="baidu_clb_slot_"],
/* 华军软件 */
#wide_ad_unit.wide_ads,
#lovexin12,
#lovexin14,
#content .a970,
object[width="970"][height="60"],
*[src*="/newhuagg/"],
.a-intro object[width="300"][height="200"],
/* cnbeta */
#h_right #userInfo,
#post #comad,
#foot object,
#content #AdForward,
#sideBar #votes #vote_content,
#sideBar #fm,
#sideBar #fm_r,
#c_focusAndHot #c_ad,
*[src*="u17.com/upload/FCK/image"],
*[src^="http://img.cnbeta.com/youdao"],
*[src^="http://img.cnbeta.com/ks576."],
*[src="http://img.cnbeta.com/gord_300.jpg"],
*[src="http://img.cnbeta.com/rk3d.gif"],
#newsBox #news object[width="576"][height="60"],
#feedback center object[width="300"][height="250"],
*[id*="google_ads"],
#wrapper object[width="950"][height="90"],
a[href*="?from=cnbeta"],
/* 驱动之家 */
*[id^="ad_"],
*[src*="11.mydrivers.com"],
/* 谷歌音乐盒 */
.ads-absolute,
/* 太平洋软件 */
div[id="ivyPC"][class="wrap"],
#PcPoPmarket,
*[href*="click?adid="],
object[id^="ad"],
.adv_right1,
.adv_top,
.art_adv_bottom_comment,
.left640 .box2,
/* 网易 */
.bg_endPage,
.header .gg,
#ead_ad_14,
.gg360,
.gg200x300,
.endYoDao,
.gg560,
.colL .gg590,
.theme-tl .links .chl,
#divwelcome .part-sec,
.gIbx-tablayout *[id*="FakeLetterDiv"],
.blkTopGoogleSearch,
#conBody .sidebar .HSpace_10,
.RtTxtAD,
#conBody .sidebar .adNone,
#conBody object[width="950"][height="40"],
.Ad_01,
.qyfwBlk,
/* 新浪 */
.MIB_mbloglist .tipsBox,
div[class^="missionBox s_bg"],
div[class="widgetIntroduce widgetH2"],
*[src^="http://d"][src*=".sina.com.cn"],
IFRAME[src*="sina.com.cn/iframe/"],
#seIfm,
#page .topads,
#vlog .AD355125,
*[id^="i2AS_container_div_"],
*[id^="FullScreen"],
*[id*="_AdSame_"],
.grid-640 .adBlock,
.topAD,
*[id^="flashcontent_"],
object[id*="_swf"],
.MIB_mbloglist .PY_clew,
/* 凤凰网 */
#topBj *[id^="ad"],
#topBj .areaAd,
#topBj #flashad,
#topBj #VideoPlayer,
#topBj .pic660,
#topBj #StreamMediaWrap,
#topBj *[id^="i2PT_"],
#StreamMediaWrap #smExtObj,
#StreamMediaWrap #smTagObj,
object[id^="flashad"],
#final_head_ad,
#main_right .right_picAd,
#main_right DIV[class^="adlist"],
IFRAME[src*="all_content_ad_"],
IFRAME[src="http://book.ifeng.com/special/90niandai/blog3/"],
.ad_pic,
.ad_text,
#main_left .maidunbox,
.ad950,
/* 腾讯网 */
.AdTop-Article-QQ,
#AdRight-Article-QQ,
#sideBars #News_F_UpRight,
.business-Article-QQ,
.AdBox-Article-QQ,
.qiye-Article-QQ,
#QQ_Right_button1,
#QQCOM_Width2,
#QQCOM_Width3,
#QQCOM_Button2,
.adArea #charge_content,
#tipsAll #tipswindow,
div[id="tipsAll"][class="tipwindow"],
#soAdSwf,
#cssSkin DIV[id^="div_kkkl"],
#cssSkin DIV[id^="div_nike"],
*[src*="http://mat1.gtimg.com/worldcup/20100506/27_60_100609.jpg"],
.ad_article_box,
#sideBars embed[id="flash_focus"],
/* 115网盘 */
.publicize[style="100%; height:90px;"],
iframe[src*="115.com"],
.row>.down-l+.down-r,
/* 天涯 */
*[id^="adsp_"][id*="_banner"],
*[id^="adsp_content_replybox_img_"]
{display:none !important}
/* ==================== 以下代码需IE9才支持 ==================== */
/* 百度贴吧 */
.c_post_info .c_author li:nth-child(2),
.c_post:nth-child(n+4) .c_post_title
{display:none !important}
内容源自：http://bbs.pcbeta.com/thread-791980-1-1.html