here you go
set window on
set window title "Select File To Apply Password"
set window size 600,300
set window position 100,150
cls rgb(236,233,216)
set dir "C:"
ink rgb(255,255,255),1
box 11,11,309,289
`Scroll Buttons
ink rgb(0,0,255),1
box 292,12,308,30
box 292,287-18,308,287
ink rgb(0,200,255),1
box 293,13,307,29
box 293,287-17,307,286
` Scroll Bar
ink rgb(100,100,255),1
box 292,31,306,287-18
ink rgb(100,255,255),1
box 293,32,309,287-19
` Scroll Button Markings
ink rgb(0,0,255),1
set cursor 296,16
print "/"
set cursor 296,272
print "/"
wait key
