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² [X-axis] menu lets you  choose how graph x-axis is chosen
åDefault: x is linear in time
åCan instead choose x from a .1D format file from disk
åUseful only in very limited circumstances
² Done [ q ] closes the graph viewer window

H Keystrokes in graphs that have no menu items are:
² [ < ] moves time index down by 1
² [ > ] moves time index up by 1
² [ 1 ] moves time index to beginning (time index = 0)
² [ l ] moves time index to end
² [ L ] turns off/on the AFNI logo in the corner

H [FIM] menu controls interactive functional image calculations
²Not documented here; see ÔEducational materialsÕ pages at AFNI Web site