jsp网页代码：
<%@ page contentType="text/html; charset=utf-8" language="java" import="java.sql.*" errorPage="" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="https://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <script src="js/txtreadonlycolor.js" type="text/javascript"></script> <title>文本框背景色变灰Demo</title> </head> <body onload="checkreadonly()"> <form name="input" action="" method="get"> <div> <input name="testtrue" type="text" readonly="true" /> <input name="testnone1" type="text" /> <input name="testnone2" type="text" /> </div> </form> </body> </html><%@ page contentType="text/html; cha
