我的源文件如下:
<html>
<head> <title>show picture </title>
<script>
function change(fileName)
{
// var a = document.getElementsByTagName("param")[0].value;
document.getElementsByTagName("param")[0].value=fileName;
//var b =document.getElementsByTagName("param")[0].value;alert(b);
我的源文件如下: show picture function change(fileName) { // var a = document.getElementsByTagName("param")[0].value; document.getElementsByTagName("param")[0].value=fileName; //var b =document.getElementsByTagName("par