Collapses a group header in the chat channel listing
See also Channel functions.
Signature:
CollapseChannelHeader(index)
Arguments:
index- Index of a header in the display channel list (between 1 andGetNumDisplayChannels()) (number)
Collapses a group header in the chat channel listing
Signature:
CollapseChannelHeader(index)
Arguments:
index  - Index of a header in the display channel list (between 1 and GetNumDisplayChannels()) (number)