18
VK_F19=F19
VK_F20=F20

VK_UP=Up Arrow
VK_DOWN=Down Arrow
VK_LEFT=Left Arrow
VK_RIGHT=Right Arrow
VK_PAGE_UP=Page Up
VK_PAGE_DOWN=Page Down


VK_TAB=Tab
VK_BACK=Backspace
VK_DELETE=Del
VK_HOME=Home
VK_END=End

VK_ESCAPE=Esc
VK_INSERT=Ins
PK