renamed canvas into palette
It does not do any drawing and therefore, canvas was the wrong word
(I never found it and had to use the window-fly-by-help to find it)
/* XPM */
static char *ui_menusep[] = {
"20 20 4 1",
". c none",
"b c black m black g4 black",
"w c white m white g4 white",
"x c #0000FF m black g4 black",
"....................",
"....................",
"....................",
"....................",
"bbbbbbbbbbbbbbbb....",
"bwwwwwwwwwwwwwwb....",
"bwwwwwwwwwwwwwwb....",
"bwwwwwwwwwwwwwwb....",
"bwwwwwwwwwwwwwwb....",
"bwwwwwwwwwwwwwwb....",
"bxwxwxwxwxwxwxwb....",
"bwwwwwwwwwwwwwwb....",
"bwwwwwwwwwwwwwwb....",
"bwwwwwwwwwwwwwwb....",
"bwwwwwwwwwwwwwwb....",
"bbbbbbbbbbbbbbbb....",
"....................",
"....................",
"....................",
"....................",
};