//change img to img tags - autoimage

	$text = preg_replace("#(^|^\]|[\r\n ]|$^\[)((http|https|ftp|ftps)://[\w\#$%&~/.\-;:=,?@\[\]+]*)(.jpg|.jpeg|.png|.gif)(^|^\[|[\r\n ])#si", "\\1<img src=\"\\2\\4\" alt=\"autoimage\" border=\"0\" title=\"autoimage\">", $text);

	$text = preg_replace("#(^|^\]|[\r\n ]|$^\[)((www|ftp)\.[\w\#$%&~/.\-;:=,?@\[\]+]*)(.jpg|.jpeg|.png|.gif)(^|^\[|[\r\n ])#si", "\\1<img src=\"http://\\2\\4\" alt=\"autoimage\" border=\"0\" title=\"autoimage\">", $text);

	$text = preg_replace("#(^|^\]|[\r\n ]|$^\[)([\w\#$%&~/.\-;:=,?@\[\]+]*)(.jpg|.jpeg|.png|.gif)(^|^\[|[\r\n ])#si", "\\1<img src=\"http://\\2\\3\" alt=\"autoimage\" border=\"0\" title=\"autoimage\">", $text);

	//change img to img tags - autoimage



	//change url text to clickable links - autolink[.jpeg|.jpg|.png|.gif]

	$text = preg_replace("#(^|[\r\n ]|$^\[)([\w]+?://[\w\#$%&~/.\-;:=,?@\[\]+]*)(^|^\[|[\r\n ])#si", "\\1<a href=\"\\2\" target=\"_blank\" title=\"autolink\">\\2</a>", $text);

	$text = preg_replace("#(^|[\r\n ]|$^\[)((www|ftp)\.[\w\#$%&~/.\-;:=,?@\[\]+]*)(^|^\[|[\r\n ])#si", "\\1<a href=\"http://\\2\" target=\"_blank\" title=\"autolink\">\\2</a>", $text);

	$text = preg_replace("#(^|[\r\n ]|$^\[)([a-z0-9&\-_.]+?)@([\w\-]+\.([\w\-\.]+\.)*[\w]+)(^|^\[|[\r\n ])#i", "\\1<a href=\"mailto:\\2@\\3\" title=\"autolink\">\\2@\\3</a>", $text);

	//change url text to clickable links - autolink