The help file says:
Originally Posted By: /help $input
a - activate dialog
Which is very unclear imo since you would expect $input to make the dialog the active window anyway.
'activate' here means that the dialog will be displayed even if mIRC isn't the active application.
Maybe saying:
Originally Posted By: /help $input
a - activate the dialog even if mIRC isn't the active application


I also would like to report that using the 'a' parameter with mIRC minimized will flash the window, if mIRC is in the tray, no flash is perfomed


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