function clipImage($file, $width, $height) {
	$imSrc  = imagecreatefromjpeg($file);
	$w      = imagesx($imSrc);
	$h      = imagesy($imSrc);
	if($width/$height>$w/$h) {
		$nh = ($h/$w)*$width;
		$nw = $width;
	} else {
		$nw = ($w/$h)*$height;
		$nh = $height;
	}
	$dx = ($width/2)-($nw/2);
	$dy = ($height/2)-($nh/2);
	$imTrg  = imageCreateTrueColor($width, $height);
	imagecopyresized($imTrg, $imSrc, $dx, $dy, 0, 0, $nw, $nh, $w, $h);
	imagedestroy($imSrc);
	imagejpeg($imTrg, $file, 95);
	imagedestroy($imTrg);
}