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网页图片刷新随机变换改变代码

2007/02/02 发表时间

01:29

9776

笑忘书

.:: I T 网络::.

演示：http://keynes.cn

在随意一个<td></td>中加入这段代码可以实现表格间图片每刷新一次就变换。

<SCRIPT language="JavaScript"><!--
today=new Date();
jran=today.getTime();
function rnd() {
    ia=9301;
    ic=49297;
    im=233280;
    jran = (jran*ia+ic) % im;
    return jran/(im*1.0);
};
function rand(number) {
    return Math.ceil(rnd()*number);
};
document.write("<CENTER>");
for(i=1;i<=1;i++) {

myNum=(rand(3)); 
//please adjust the number here, the number "3" mean three pieces.

if(myNum == 1) document.write("<img src=\'images/ok/1.gif\'>"); 
if(myNum == 2) document.write("<img src=\'images/ok/2.gif\'>"); 
if(myNum == 3) document.write("<img src=\'images/ok/3.gif\'>");
if(myNum == 4) document.write("<img src=\'images/ok/4.gif\'>");
if(myNum == 5) document.write("<img src=\'images/ok/5.gif\'>");
if(myNum == 6) document.write("<img src=\'images/ok/6.gif\'>");
if(myNum == 7) document.write("<img src=\'images/ok/7.gif\'>");
if(myNum == 8) document.write("<img src=\'images/ok/8.gif\'>");
if(myNum == 9) document.write("<img src=\'images/ok/9.gif\'>");
if(myNum == 10) document.write("<img src=\'images/ok/10.gif\'>");
if(myNum == 11) document.write("<img src=\'images/ok/11.gif\'>");
if(myNum == 12) document.write("<img src=\'images/ok/12.gif\'>");
if(myNum == 13) document.write("<img src=\'images/ok/13.gif\'>");
if(myNum == 14) document.write("<img src=\'images/ok/14.gif\'>");
if(myNum == 15) document.write("<img src=\'images/ok/15.gif\'>");
if(myNum == 16) document.write("<img src=\'images/ok/16.gif\'>");
if(myNum == 17) document.write("<img src=\'images/ok/17.gif\'>");
if(myNum == 18) document.write("<img src=\'images/ok/18.gif\'>");
if(myNum == 19) document.write("<img src=\'images/ok/19.gif\'>");
if(myNum == 20) document.write("<img src=\'images/ok/20.gif\'>"); 
if(myNum == 21) document.write("<img src=\'images/ok/21.gif\'>"); 
if(myNum == 22) document.write("<img src=\'images/ok/22.gif\'>"); 
if(myNum == 23) document.write("<img src=\'images/ok/23.gif\'>"); 
if(myNum == 24) document.write("<img src=\'images/ok/24.gif\'>"); 
if(myNum == 25) document.write("<img src=\'images/ok/25.gif\'>"); 
if(myNum == 26) document.write("<img src=\'images/ok/26.gif\'>"); 
if(myNum == 27) document.write("<img src=\'images/ok/27.gif\'>"); 
if(myNum == 28) document.write("<img src=\'images/ok/28.gif\'>"); 
if(myNum == 29) document.write("<img src=\'images/ok/29.gif\'>"); 
if(myNum == 30) document.write("<img src=\'images/ok/30.gif\'>");
if(myNum == 31) document.write("<img src=\'images/ok/31.gif\'>");
if(myNum == 32) document.write("<img src=\'images/ok/32.gif\'>");
if(myNum == 33) document.write("<img src=\'images/ok/33.gif\'>");

//Add or Remove above sentences up to the pieces of BANNER. Something behind “src” is the  save location of BANNER.

else {
document.write();
}
};
document.write("</CENTER>");
//-->
</SCRIPT>

[Ctrl+A 全部选择提示：你可先修改部分代码，再按运行]