<?php
function Centering($str, $width)
{
	$slen = strlen($str);
	if ($slen < $width) {
		$str = str_pad($str, $width, ' ', STR_PAD_BOTH);
	} else {
		$str = substr($str, (int)(($slen - $width)/2), $width);
	}
	return $str;
}
?>