页面上下雪了
您看到效果了吗！
将如下代码加入到你网页<body></body>中去即可......
<script language=JavaScript1.2>
var snowsrc="images/xue.gif"
var no=13;var ns4up=(document.layers)?1:0;var ie4up=(document.all)?1:0;var
dx,xp,yp;var am,stx,sty;var i,doc_width=800,doc_height=600;if(ns4up){doc_width=self.innerWidth;doc_height=self.innerHeight;}else
if(ie4up){doc_width=document.body.clientWidth;doc_height=document.body.clientHeight;}dx=new
Array();xp=new Array();yp=new Array();am=new Array();stx=new Array();sty=new
Array();for(i=0;i<no;++i){dx[i]=0;xp[i]=Math.random()*(doc_width-50);yp[i]=Math.random()*doc_height;am[i]=Math.random()*20;stx[i]=0.02+Math.random()/10;sty[i]=0.7+Math.random();if(ns4up){if(i==0){document.write("<layer
name=\"dot"+i+"\" left=\"15\" top=\"15\"
visibility=\"show\"><img src='"+snowsrc+"' border=\"0\"></a></layer>");}else{document.write("<layer
name=\"dot"+i+"\" left=\"15\" top=\"15\"
visibility=\"show\"><img src='"+snowsrc+"' border=\"0\"></layer>");}}else
if(ie4up){if(i==0){document.write("<div id=\"dot"+i+"\"
style=\"POSITION: absolute; Z-INDEX: "+i+"; VISIBILITY: visible;
TOP: 15px; LEFT: 15px;\"><img src='"+snowsrc+"' border=\"0\"></a></div>");}else{document.write("<div
id=\"dot"+i+"\" style=\"POSITION: absolute; Z-INDEX:
"+i+"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\"><img
src='"+snowsrc+"' border=\"0\"></div>");}}}function
snowNS(){for(i=0;i<no;++i){yp[i]+=sty[i];if(yp[i]>doc_height-50){xp[i]=Math.random()*(doc_width-am[i]-30);yp[i]=0;stx[i]=0.02+Math.random()/10;sty[i]=0.7+Math.random();doc_width=self.innerWidth;doc_height=self.innerHeight;}dx[i]+=stx[i];document.layers["dot"+i].top=yp[i];document.layers["dot"+i].left=xp[i]+am[i]*Math.sin(dx[i]);}setTimeout("snowNS()",10);}function
snowIE(){for(i=0;i<no;++i){yp[i]+=sty[i];if(yp[i]>doc_height-50){xp[i]=Math.random()*(doc_width-am[i]-30);yp[i]=0;stx[i]=0.02+Math.random()/10;sty[i]=0.7+Math.random();doc_width=document.body.clientWidth;doc_height=document.body.clientHeight;}dx[i]+=stx[i];document.all["dot"+i].style.pixelTop=yp[i];document.all["dot"+i].style.pixelLeft=xp[i]+am[i]*Math.sin(dx[i]);}setTimeout("snowIE()",10);}if(ns4up){snowNS();}else
if(ie4up){snowIE();}</script>
代码复制完成后记得将图片的链接地址改一下，要不会显示不出图片的.在此希望你可以给本站做链接,谢谢！！！