Hyperlinks without Text:
If all you want to do it provide a hyperlink without associating it with text, then simply type or paste in the full URL, and the forum will automatically apply the hyperlink to it.
Example: Typing in this
http://www.rfcafe.com
will result in the text automatically becoming a clickable hyperlink like this
Hyperlinks with Text:
If you want to associate a hyperlink with text, use the [url][/url] tags.
Example: Typing in this
[url=http://ww.rfcafe.com]RF Cafe [/url]
results in this
Hyperlinks with Text with Color and/or Bold:
If you want to associate a hyperlink with text, use the [url][/url] tags along with the
[color=***][/color] and/or [bold][/bold] tags.
Example: Typing in this
[url=http://ww.rfcafe.com][bold][color =red]RF Cafe[/color][/bold] [/url]
results in this
Image without Hyperlink:
To include an image in the post without attaching a hyperlink to it (click on it does nothing), simply use the [img][/img] around the URL of where the image is actually located on the Internet. Your image must be able to be viewed by anyone (not behind a firewall).
Example: Typing in this
[img]http://www.rfcafe.com/_borders/rfcafe_logo-50x150.gif [/img]
results in the following image begin displayed in the post. Note that clicking on it
does nothing.

Image with Hyperlink:
If you want to display an image that has a hyperlink associated with it, so that clicking on the image takes the user to another Internet address, a special arrangement of PHP formatting tags is necessary.
Example: Typing in the following
[url=http://www.rfcafe.com ][img]http://www.rfcafe.com/_borders/rfcafe_logo-50x150.gif [/img][/url]
will result in this (clicking on it takes you to the RF Cafe website).