function die_min_html($str)
{
echo "<!DOCTYPE HTML><html><head>";
echo '<link rel="stylesheet" type="text/css" href="lib/comm.css">';
comm_head_css();
echo "</head><body>";
echo "<div align='center'><table class='main_frame_width'><tr><td align='center'>";
echo $str;
echo "</td></tr></table></div>";
echo "</body></html>";
die("");
}
die("");
}
if (strcmp($exit, "exit") === 0 && check_login() === 0) {
logout();
}
?>
<!DOCTYPE HTML>
<html>
<head>
<title>Login</title>
<meta charset="UTF-8" />
<meta name="viewport" content="width=300, initial-scale=1, maximum-scale=1.6, minimum-scale=0.5, user-scalable=yes" />
<link rel="stylesheet" href="res/bootstrap.min.css">
<link rel="stylesheet" href="res/comm.css">
<?php
comm_head_css();
?>
</head>
<body>
<div align="center">
<table width="300px">
<tr>
<td>
<?php
if (!check_login($pwd)) {
?>
<table >
<tr>
<td class="text-left" >
<form action="login.php" method="post">
<input type='hidden' name='exit' value='exit'>
