Hush
From xat wiki
<embed src="http://xat.com/images/sm/hush.swf" flashvars="f=1" quality="high" bgcolor="#ffffff" type="application/x-shockwave-flash" align="middle" width="25" height="25"> (hush) - Stop a chat from talking (owner power)
Hush lets you gag all users of a certain rank. Note you must be an owner to use this power.
To use, type:
/hg10
Change "g" to gag certain ranks:
- g to gag guests
- m to gag members and lower ranks
- d to gag mods and lower ranks
- o to gag owners and lower ranks(Requires you to be Main Owner)
Change "10" to any value in the 10-60 range to change the length of time the Hush will last for, in seconds.