Try this its alot easier.
menu channel {
Symbol Talker
.On: /enable #talker
.Off: /disable #talker
}

talker on

On :Input:: {
If ($Left($1,1) != /) && (!$Ctrlenter) { msg $active $replace($1-,a, b, c, ,d, e, f, F,g, ,h, h,i, i,j, j,k, k,l, ,m, m,n, o, p, P,q, q,r, ,s, ,t, t,u, ,v, v,w, w,x, y, ,z, z) | halt }
}

talker end