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<html>
<head>
<script language="javascript">
function printdiv(printpage)
{
var headstr = " <html> <head> <title> </title> </head> <body>";
var footstr = " </body>";
var newstr = document.all.item(printpage).innerHTML;
var oldstr = document.body.innerHTML;
document.body.innerHTML = headstr+newstr+footstr;
window.print();
document.body.innerHTML = oldstr;
return false;
}
</script>
<title>div print </title>
</head>

<body>
//HTML Page
//Other content you wouldn't like to print
<input name="b_print" type="button" class="ipt"  onClick="printdiv('div_print');" value=" Print ">

<div id="div_print">

<h1 style="Color:Red">The Div content which you want to print </h1>

</div>
//Other content you wouldn't lik


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Unable to compile class for JSP - Java / Web ¿ª·¢

<%@page language="java" contentType="text/html;charset=gb2312" import="java.sql.*"%>
<jsp:useBean id="db" class="wang.connectDB"/>
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ÔÚjspÖÐÓÃsessionÔõôʵÏÖ¹ºÂò¹¦ÄÜ - Java / Web ¿ª·¢

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Jsp IfÌõ¼þÅжÏÎÊÌâ. - Java / Web ¿ª·¢

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tomcat+struts 2.0
jsp Ò³ÃæÖ±½Ó¹ØÁªmodel
ÏÖÔÚÐèÒª¸ù¾Ýmodel(admin)ÀïÃæµÄÒ»¸öitem(id),ÅжÏjspÒ³Ãæ³öÏÖµÄÄÚÈÝ.
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JSP/Servlet½»»¥ - Java / Web ¿ª·¢

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