网页运行提示Uncaught ReferenceError: $ is not defined错误，页面脚本无法执行，在别人的电脑上可以执行怎么回事？

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="http://localhost:80/hnrbi/">
<title>月产值核算</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<link rel="stylesheet" type="text/css" href="<%=path %>/src/css/css.css">
<link rel="stylesheet" type="text/css" href="<%=path %>/src/hr_css/home.css">
<style type="text/css">
.table{
border-collapse:collapse;text-align:center;
}
.table td{
border:solid 0px #d7d7d7; height:40px;
}
.table th{
border:solid 1px #d7d7d7; height:40px;
}
</style>
<script type="text/javascript" src="<%=path %>/src/js/jquery-1.8.0.js"></script>
<script type="text/javascript" language="javascript">
$(document).ready(function(){
$(".saveYczhs").live("click",function(){
var rowid = $(this).attr("rowid");
var czyear = $("#year"+rowid).val();
var czmonth = $("#month"+rowid).val();
var dycz = $("#dycz"+rowid).val();
var ybxxid = $("#ybxxid"+rowid).val();
var yczhsid = $("#yczhsid"+rowid).val();
var method = "3";
var bywcjd = $("#bywcjdtd"+rowid).html();

if(bywcjd==0)
{
alert("本月完成不能为空！");
return;
}
if(yczhsid==0)
{
method = "2";
}
if(dycz.length==0)
{
alert("当月产值不能为空!");
return
}
var ljcz = $("#ljcz"+rowid).val();
if(ljcz.length==0)
{
alert("累积产值不能为空!");
return
}
if(ljcz==0)
{
alert("请先核算项目！");
return;
}
在这一行报$(document).ready(function(){$为空