<?php
	include("./conn.php");
	$chm=$_POST["chm"];
	$chmq=mysqli_query($db, "SELECT `un` FROM `usrs` WHERE `un`='".$chm."' LIMIT 1;");
	$chmrs="";
	while ($chms=mysqli_fetch_row($chmq))
	{
		$chmrs=$chms[0];
	}
	print("".$chmrs."");
?>