google首页上搜索框下面的一串动态图片导航栏是怎么做的？想知道吗?看看以下代码,很精简哦!
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html;charset=gb2312"> <title>google 动态图片导航的实现|www.tc-21.com</title> <style type="text/css"> body {text-align:center} table {border:1px solid #eeeeee;padding:3px 0;border-bottom-width:5px} .icon td {width:50px;height:37px;background-image:url(/ITCenter/UploadFiles_2217/200908/20090806123036601.gif);cursor:pointer;} .capt td {font:normal 11px verdana;padding:2px 0} .a {background-position-y:0px} .b {background-position-y:-37px} .c {background-position-y:-74px} .d {background-position-y:-111px} .e {background-position-y:-148px} .f {background-position-y:-185px} .g {background-position-y:-222px} .f1 {background-position-x:0px} .f2 {background-position-x:-51px} .f3 {background-position-x:-101px} .f4 {background-position-x:-153px} .f5 {background-position-x:-205px} .f6 {background-position-x:-257px} .f7 {background-position-x:-309px} </style> <script language="javascript" type="text/javascript"> window.onload=function(){ var tt=document.getElementsByTagName('table')[0]; var cs=tt.rows[1].cells,ct=tt.rows[0].cells; for(var i=0;i<cs.length;i++) cssAni(cs[i],ct[i],7); try { document.execCommand("BackgroundImageCache",false,true) } catch(c) { } } function cssAni(osrc,otarget,num,duration){ var t=null,c=1,d=0,n=0,i=Math.floor((duration||300)/num); var s=otarget.className.replace(/.$/,''),r=/over/; osrc.onmouseover=osrc.onmouseout=otarget.onmouseover=otarget.onmouseout=function(e){ n=r.test((e||event).type)?1:-1; if(!t) t=setInterval(function(){ if (d!=n&&c!=1&&c!=num) { d=n; } if((c==1||c==num)&&((d==n||c+n<1)||!(d=n))) return clearInterval(t),t=null; otarget.className=s+(c+=d); //alert("i:"+i+" "+"s:"+s+" "+"c:"+c+" "+"d:"+d+" "+"n:"+n+" "+"r:"+r); },i); }; } </script> </head> <body> <table> <tr class='icon'> <td class='a f1'></td> <td class='b f1'></td> <td class='c f1'></td> <td class='d f1'></td> <td class='e f1'></td> <td class='f f1'></td> <td class='g f1'></td> </tr> <tr class='capt'> <td><a href='http://www.tc-21.com'>A</a></td> <td><a href='http://www.tc-21.com'>B</a></td> <td><a href='http://www.tc-21.com'>C</a></td> <td><a href='http://www.tc-21.com'>D</a></td> <td><a href='http://www.tc-21.com'>E</a></td> <td><a href='http://www.tc-21.com'>F</a></td> <td><a href='http://www.tc-21.com'>G</a></td> </tr> </table> </body> </html> [提示：可先修改代码再按运行]
