首先搞个js的文件,如image.js,代码如下: today=new Date(); jran=today.getTime(); function rnd() { ia=9301; ic=49297; im=233280; jran = (jran*ia+ic) % im; return jran/(im*1.0); 情缘.教程_网 [http://Www.XiuGoo.Com] }; function rand(number) { return Math.ceil(rnd()*number); }; document.write(" for(i=1;i<=1;i++) { myNum=(rand(3)); //改成你要随机显示的图片数; if(myNum == 1) document.write("if(myNum == 2) document.write("if(myNum == 3) document.write("else { document.write(); } }; document.write(" 然后在你要文件里面放入调用 !-- js文件,用于实现随机图片显示,注意文件路径--> |
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