$error_name=array(
	E_WARNING               => 'Warning',
	E_NOTICE                => 'Notice',
	E_USER_ERROR            => 'User Error',
	E_USER_WARNING          => 'User Warning',
	E_USER_NOTICE           => 'User Notice',
	E_STRICT                => 'Runtime Notice',
);
function error_handler($errno, $errstr, $errfile, $errline, $errcontext) {
	global $error_name;
	$errfile=substr($errfile, strlen($_SERVER['DOCUMENT_ROOT']));
	echo "<b>$error_name[$errno]</b>: $errstr in <b>$errfile</b> on line <b>$errline</b><br />\n";
}

set_error_handler('error_handler');