ALT key stuck in Florence - Raspberry Pi Forums

i have been developing portable programmer flash user parameters modbus temperature controller controls waste gas flare. device needs touch screen ability no usb keyboard or mouse. part florence working well. but, in order move windows cut off smaller screen height need alt key move window see ok or cancel buttons. when press alt key gets stuck , never releases. how un-stuck without plugging in mouse or keyboard?

http://imgur.com/a/8zjpf

regards chris
senior programmer
l&j technologies

c'mon pi guru's, nobody ever answers posts!!!!!!!!!!!! need solution.

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