<body>
<input type="button" name="Submit" value="按钮" onClick="javascript:document.getElementById('Material').src='main.HTML'">
<IFRAME id="Material" SRC="" FRAMEBORDER="0" SCROLLING="no" WIDTH="100%" HEIGHT="270"> </IFRAME>
</body>
<input type="button" name="Submit" value="按钮" onClick="javascript:document.getElementById('Material').src='main.HTML'">
<IFRAME id="Material" SRC="" FRAMEBORDER="0" SCROLLING="no" WIDTH="100%" HEIGHT="270"> </IFRAME>
</body>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title></head><body>
<form id="form1" name="form1" method="post" action="http://www.doulaicha.com" target="Material">
<input type="submit" name="Submit" value="提交" />
</form>
<IFRAME name="Material" SRC="" FRAMEBORDER="0" SCROLLING="no" WIDTH="100%" HEIGHT="270"> </IFRAME> </body>
</html>