map `return' `last ifelse b `split firstnb down down deline' `split firstnb down' '
map `s-return' `ifelse b `split down down deline up firstnb' `split firstnb' repeat cleft `first down ` ' up' firstnb down'
map `del' `ifelse !r del `ifelse l `if !b deline' `resettoggle 1 resettoggle 2 source ram:join.edrc'''
map `s-del' `ifelse ca `resettoggle 0' `settoggle 0' settoggle 3 while 3 `ifelse !r del `ifelse l `if !b deline' `resettoggle 1 resettoggle 2 source ram:join.edrc'' ifelse 0 `resettoggle 3' `if !ca `resettoggle 3''''
map `sa-del' `deline'
map `bs' `ifelse l `ifelse t up `up last'' left ifelse !r del `ifelse l `if !b deline' `resettoggle 1 resettoggle 2 source ram:join.edrc'''
map `s-bs' `settoggle 3 while 3 `ifelse l `ifelse t up `up last'' left ifelse l `resettoggle 3' `left if !ca `resettoggle 3' right' if !ca `resettoggle 3' ifelse !r del `ifelse l `if !b deline' `resettoggle 1 resettoggle 2 source ram:join.edrc''''