About Help Button?The Second most useful button :-) You don't have to click this button to get help.
All you have is to type /help topic
Type it anywhere, either in a channel or status window, and mIRC will open the help file and find the topic that you need help.
For example if you need help with commands just type
Hmm.. If this is the second most useful buttons,
So Which one is the first?...Any ideas?