+ "<b>special variables:</b><br />"
+ " - <b>$i</b> represenents the i'th parameter.<br />"
+ " - <b>$0</b> the whole string.<br />"
+ " - <b>$currentnick</b> your current nickname<br />"
+ " - <b>$channelname</b> the name of the selected channel<br /><br />"