Token Generate Ok! now send email to your EmailBox!.....SendOK! 
<br> Your password reset Token has been send to your mailbox! <br>Please Check your mail box and fill your token here to reset your password!<br><form action="" method="POST">
	<input type="text" name="token">
    <input type="submit" value="submit">
</form><!--
<?php 
session_start();
include '_flag.php';
date_default_timezone_set('Asia/Shanghai');
if(isset($_POST['token']) && isset($_SESSION['token']) &&!empty($_POST['token'])&&!empty($_SESSION['token'])){
    if($_POST['token']==$_SESSION['token']){
        echo "PassResetSuccess! Your Flag is:".$flag;
    }else{
    	echo "Token_error!";
    }
}else{
    mt_srand(time());
    $rand= mt_rand();
    $_SESSION['token']=sha1(md5($rand));
    echo "Token Generate Ok! now send email to your EmailBox!.....";
    if(sendmymail($_SESSION['token'])){
    	echo "SendOK! \r\n<br> Your password reset Token has been send to your mailbox! <br>Please Check your mail box and fill your token here to reset your password!<br>";
    };
}
echo '<form action="" method="POST">
	<input type="text" name="token">
    <input type="submit" value="submit">
</form>';
echo "<!--\r\n".file_get_contents(__FILE__);
?>