View file modules/user/delete_avatar.php

<?
/**********************************
*	@package: PerfCMS			  *
*	@year: 2012					  *
*	@author: Artas				  *
*	@link: http://perfcms.pp.ua	  *
**********************************/
	if(file_exists(ROOT.'/files/avatars/'.$user['nick'].'.png')) { 
	unlink(ROOT.'/files/avatars/'. $user['nick'] .'.png');
	} 
	go('/user/avatar/');
?>