How to adjust the height of this window with JSL?

[#1]

It's not recorded in the log

Thanks!

[#2]

Modify the size of the splitter box

Names Default To Here(1);

dt = Open("$SAMPLE_DATA/Big Class.jmp");
sb = Window("Big Class")[SplitterBox(1)];

sb << Set Sizes({0.1, 0.9})

[#3]

Thank jthi!

dt = Open("$SAMPLE_DATA/Big Class.jmp");
na=dt<<Get Name();
sb = Window(na)[SplitterBox(1)];

sb << Set Sizes({0.1, 0.9});
Wait(1);
sb << Set Sizes({1.9, 0.9})