Category: <b>DOS-based task switchers/multitaskers</b>
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<pre><b>INT 21 - DoubleDOS - SET TIMESHARING PRIORITY</b>

	AH = F9h
	AL = priority
	    00h visible program gets 70%, invisible gets 30% (default)
	    01h visible program gets 50%, invisible gets 50%
	    02h visible program gets 30%, invisible gets 70%
	    03h Top program gets 70%, bottom program gets 30%
	    04h Top program gets 30%, bottom program gets 70%
	    05h get current priority
		Return: AL = priority setting
Note:	identical to AH=E9h
SeeAlso: AH=E9h"DoubleDOS",AH=FAh"DoubleDOS",AH=FBh"DoubleDOS"
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