function CheckForm()
{
	if(!document.login.username.value)
	{
		alert("请输入用户名！");
		document.login.username.focus();
		return false;
	}
	if(!document.login.userpwd.value)
	{
		alert("请输入密码！");
		document.login.userpwd.focus();
		return false;
	}

}
document.write("<form action=\"/login.php?action=login\" method=\"post\" name=\"login\" onSubmit=\"return CheckForm();\">");
document.write("<table width=\"92%\"  border=\"0\" cellspacing=\"0\" cellpadding=\"0\">");
document.write("<tr>");
document.write("<td height=\"8\" align=\"right\"></td>");
document.write("<td height=\"8\" align=\"left\"></td>");
document.write("</tr>");
document.write("<tr>");
document.write("<td align=\"right\">用户名：</td>");
document.write("<td align=\"left\"><input name=\"username\" type=\"text\" class=\"form4-34B0F0\" style=\"width:110px; \" id=\"username\"></td>");
document.write("</tr>");
document.write("<tr>");
document.write("<td height=\"10\" align=\"right\"></td>");
document.write("<td height=\"10\" align=\"left\"></td>");
document.write("</tr>");
document.write("<tr>");
document.write("<td align=\"right\">密&nbsp;&nbsp;码：</td>");
document.write("<td align=\"left\"><input name=\"userpwd\" type=\"password\" class=\"form4-34B0F0\" style=\"width:110px; \" id=\"userpwd\"></td>");
document.write("</tr>");
document.write("</table>");
document.write("<table width=\"92%\"  border=\"0\" cellspacing=\"0\" cellpadding=\"0\">");
document.write("<tr>");
document.write("<td align=\"right\">&nbsp;</td>");
document.write("<td>&nbsp;</td>");
document.write("<td>&nbsp;</td>");
document.write("</tr>");
document.write("<tr>");
document.write("<td width=\"88\" align=\"right\"><input type=\"image\" src=\"/images/difu0017.GIF\" ></td>");
document.write("<td width=\"10\">&nbsp;</td>");
document.write("<td><a href=\"reg.php\"><img src=\"/images/difu0018.GIF\" width=\"70\" height=\"22\" border=\"0\"></a></td>");
document.write("</tr>");
document.write("<tr>");
document.write("<td align=\"right\">&nbsp;</td>");
document.write("<td>&nbsp;</td>");
document.write("<td>&nbsp;</td>");
document.write("</tr>");
document.write("</table>");
document.write("</form>");