一种不错的网页下拉菜单 dn001 2009-06-21 08:17:12 <!-- http://www.knowsky.com --> <!-- bbs http://bbs.knowsky.com --> <!--脚本说明: 第一步:把如下代码加入<head>区域中--> <SCRIPT language="JavaScript"> <!-- var scrollerwidth=88 var scrollerheight=31 var scrollerbgcolor='white' //每个图间暂停3秒。 var pausebetweenimages=3000 //边界下面的行，如果希望logo都是带连接的，只要加上<a>标签即可。 var slideimages=new Array() slideimages[0]='<A href=http://knowsky.com target=_blank><IMG alt=网页制作 border=0 height=31 src=http://knowsky.com/img/link1.gif width=88></A>' slideimages[1]='<A href=http://knowsky.com target=_blank><IMG alt=网页特效 border=0 height=31 src=http://knowsky.com/img/link2.gif width=88></A>' slideimages[2]='<A href=http://knowsky.com/ target=_blank><IMG alt=网页教学 border=0 height=31 src=http://knowsky.com/img/link.gif width=88></A>' //尽管填加更多的。 if (slideimages.length>1) i=2 else i=0 function move1(whichlayer){ tlayer=eval(whichlayer) if (tlayer.top>0&&tlayer.top<=5){ tlayer.top=0 setTimeout("move1(tlayer)",pausebetweenimages) setTimeout("move2(document.main.document.second)",pausebetweenimages) return } if (tlayer.top>=tlayer.document.height*-1){ tlayer.top-=5 setTimeout("move1(tlayer)",100) } else{ tlayer.top=scrollerheight tlayer.document.write(slideimages[i]) tlayer.document.close() if (i==slideimages.length-1) i=0 else i++ } } function move2(whichlayer){ tlayer2=eval(whichlayer) if (tlayer2.top>0&&tlayer2.top<=5){ tlayer2.top=0 setTimeout("move2(tlayer2)",pausebetweenimages) setTimeout("move1(document.main.document.first)",pausebetweenimages) return } if (tlayer2.top>=tlayer2.document.height*-1){ tlayer2.top-=5 setTimeout("move2(tlayer2)",100) } else{ tlayer2.top=scrollerheight tlayer2.document.write(slideimages[i]) tlayer2.document.close() if (i==slideimages.length-1) i=0 else i++ } } function move3(whichdiv){ tdiv=eval(whichdiv) if (tdiv.style.pixelTop>0&&tdiv.style.pixelTop<=5){ tdiv.style.pixelTop=0 setTimeout("move3(tdiv)",pausebetweenimages) setTimeout("move4(second2)",pausebetweenimages) return } if (tdiv.style.pixelTop>=tdiv.offsetHeight*-1){ tdiv.style.pixelTop-=5 setTimeout("move3(tdiv)",100) } else{ tdiv.style.pixelTop=scrollerheight tdiv.innerHTML=slideimages[i] if (i==slideimages.length-1) i=0 else i++ } } function move4(whichdiv){ tdiv2=eval(whichdiv) if (tdiv2.style.pixelTop>0&&tdiv2.style.pixelTop<=5){ tdiv2.style.pixelTop=0 setTimeout("move4(tdiv2)",pausebetweenimages) setTimeout("move3(first2)",pausebetweenimages) return } if (tdiv2.style.pixelTop>=tdiv2.offsetHeight*-1){ tdiv2.style.pixelTop-=5 setTimeout("move4(second2)",100) } else{ tdiv2.style.pixelTop=scrollerheight tdiv2.innerHTML=slideimages[i] if (i==slideimages.length-1) i=0 else i++ } } function startscroll(){ if (document.all){ move3(first2) second2.style.top=scrollerheight } else if (document.layers){ move1(document.main.document.first) document.main.document.second.top=scrollerheight+5 document.main.document.second.visibility='show' } } window.onload=startscroll //--> </SCRIPT> <!--第二步:把如下代码加入<body>区域中--> <ilayer id="main" width=&{ scrollerwidth}; height=&{ scrollerheight}; bgcolor=&{ scrollerbgcolor};> <layer id="first" left=0 top=1 width=&{ scrollerwidth};> <script language="JavaScript1.2"> if (document.layers) document.write(slideimages[0]) </script> </layer> <layer id="second" left=0 top=0 width=&{ scrollerwidth}; visibility=hide> <script language="JavaScript1.2"> if (document.layers) document.write(slideimages[1]) </script> </layer> </ilayer> <p> <SCRIPT language="JavaScript"> <!-- if (document.all){ document.writeln('<span id="main2" style="position:relative;width:'+scrollerwidth+';height:'+scrollerheight+';overflow:hiden;background-color:'+scrollerbgcolor+'">') document.writeln('<div style="position:absolute;width:'+scrollerwidth+';height:'+scrollerheight+';clip:rect(0 '+scrollerwidth+' '+scrollerheight+' 0);left:0;top:0">') document.writeln('<div id="first2" style="position:absolute;width:'+scrollerwidth+';left:0;top:1;">') document.write(slideimages[0]) document.writeln('</div>') document.writeln('<div id="second2" style="position:absolute;width:'+scrollerwidth+';left:0;top:0">') document.write(slideimages[1]) document.writeln('</div>') document.writeln('</div>') document.writeln('</span>') } //--> </SCRIPT>
