图片擦洗幻灯片特效[网页特效]_网页特效

网页特效代码，网易学院的新闻图片切换特效，有文字详细说明，还能自动切换

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>新闻切换技术</title> <style type="text/css">  </style> </head> <body> <script language="JavaScript" type="text/javascript"> var nn; nn=1; setTimeout('change_img()',6000); function change_img() { if(nn>4) nn=1 setTimeout('setFocus1('+nn+')',6000); nn++; tt=setTimeout('change_img()',6000); } function setFocus1(i) { selectLayer1(i); } function selectLayer1(i) { switch(i) { case 1: document.getElementById("focusPic1").style.display="block"; document.getElementById("focusPic2").style.display="none"; document.getElementById("focusPic3").style.display="none"; document.getElementById("focusPic4").style.display="none"; document.getElementById("focusPic1nav").style.display="block"; document.getElementById("focusPic2nav").style.display="none"; document.getElementById("focusPic3nav").style.display="none"; document.getElementById("focusPic4nav").style.display="none"; break; case 2: document.getElementById("focusPic1").style.display="none"; document.getElementById("focusPic2").style.display="block"; document.getElementById("focusPic3").style.display="none"; document.getElementById("focusPic4").style.display="none"; document.getElementById("focusPic1nav").style.display="none"; document.getElementById("focusPic2nav").style.display="block"; document.getElementById("focusPic3nav").style.display="none"; document.getElementById("focusPic4nav").style.display="none"; break; case 3: document.getElementById("focusPic1").style.display="none"; document.getElementById("focusPic2").style.display="none"; document.getElementById("focusPic3").style.display="block"; document.getElementById("focusPic4").style.display="none"; document.getElementById("focusPic1nav").style.display="none"; document.getElementById("focusPic2nav").style.display="none"; document.getElementById("focusPic3nav").style.display="block"; document.getElementById("focusPic4nav").style.display="none"; break; case 4: document.getElementById("focusPic1").style.display="none"; document.getElementById("focusPic2").style.display="none"; document.getElementById("focusPic3").style.display="none"; document.getElementById("focusPic4").style.display="block"; document.getElementById("focusPic1nav").style.display="none"; document.getElementById("focusPic2nav").style.display="none"; document.getElementById("focusPic3nav").style.display="none"; document.getElementById("focusPic4nav").style.display="block"; break; } } </script> <div class="focusPic"> <div id="focusPic1" style="display:block ;"> <div class="pic"> <a href="http://www.knowsky.com"><img src="http://cimg.163.com/tech/2006/1/18/2006011810122068706.jpg" alt="网易学院05年软件评选结果" width="240" height="180" border="0" /></a> </div> <h2><a href="http://www.knowsky.com">网易学院05年软件评选结果</a></h2> <p>经过大家的热情投票和我们的辛劳整理，网易学院2005年年度软件评选结果终于出炉啦。点击进入查看……<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://www.knowsky.com" class="cDRed">详细</a></p> </div> <div id="focusPic2" style="display: none ;"> <div class="pic"> <a href="http://www.knowsky.com"><img src="http://cimg.163.com/tech/2006/1/17/200601171557008cee7.jpg" alt="颠覆丛林动物生存法则" width="240" height="180" border="0" /></a> </div> <h2><a href="http://www.knowsky.com">颠覆丛林动物生存法则</a></h2> <p>群居动物的这种行为颠覆了我们通常认为的，在动物世界通行的 “丛林法则”，动物不都自私，不都是弱肉强食的。<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://www.knowsky.com" class="cDRed">详细</a></p> </div> <div id="focusPic3" style="display: none ;"> <div class="pic"> <a href="http://www.knowsky.com"><img src="http://cimg.163.com/tech/2006/1/17/2006011711483290a60.jpg" alt="WAPI并非贸易阴谋" width="240" height="180" border="0" /></a> </div> <h2><a href="http://www.knowsky.com">WAPI并非贸易阴谋</a></h2> <p>近日国家做出决定：“将向其他的国内及国外企业公布该算法”。事实证明中国WAPI标准并非是贸易阴谋。<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://www.knowsky.com" class="cDRed">详细</a></p> </div> <div id="focusPic4" style="display: none ;"> <div class="pic"> <a href="http://www.knowsky.com"><img src="http://cimg.163.com/tech/2006/1/17/200601171002503f251.jpg" alt="新视野号探测冥王星特别专题" width="240" height="180" border="0" /></a> </div> <h2><a href="http://www.knowsky.com">新视野号探测冥王星特别专题</a></h2> <p>美国宇航局将于北京时间18日凌晨2时24分发射新视野号探测器，造访这颗人类唯一尚未探测过的行星-冥王星。<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://www.knowsky.com" class="cDRed">详细</a></p> </div> <div class="more"> <div class="textNum"> <div class="text">> 更多头图新闻</div> <div class="num bg1" id="focusPic1nav" style="display: block;"> <ul> <li>1</li> <li><a href="javascript:setFocus1(2);" target="_self">2</a></li> <li><a href="javascript:setFocus1(3);" target="_self">3</a></li> <li><a href="javascript:setFocus1(4);" target="_self">4</a></li> </ul> </div> <div class="num bg2" id="focusPic2nav" style="display: none;"> <ul> <li><a href="javascript:setFocus1(1);" target="_self">1</a></li> <li>2</li> <li><a href="javascript:setFocus1(3);" target="_self">3</a></li> <li><a href="javascript:setFocus1(4);" target="_self">4</a></li> </ul> </div> <div class="num bg3" id="focusPic3nav" style="display: none;"> <ul> <li><a href="javascript:setFocus1(1);" target="_self">1</a></li> <li><a href="javascript:setFocus1(2);" target="_self">2</a></li> <li>3</li> <li><a href="javascript:setFocus1(4);" target="_self">4</a></li> </ul> </div> <div class="num bg4" id="focusPic4nav" style="display: none;"> <ul> <li><a href="javascript:setFocus1(1);" target="_self">1</a></li> <li><a href="javascript:setFocus1(2);" target="_self">2</a></li> <li><a href="javascript:setFocus1(3);" target="_self">3</a></li> <li>4</li> </ul> </div> </div> </div> </div> </body> </html>