strslide wip

// Function which "slides" text with configurable speed and spaces before repetition
// usage: (strslide "YOUR TEXT" <string length> <speed in ms/char> <spaces between loop>
strslide = [
    local tmp l
    tmp = (concat $arg1 (loopconcat i $arg4 [result ""]))
    l = (strlen $tmp)
    result (substr (concatword $tmp $tmp) (mod (div (getmillis) $arg3) $l) (max (min $arg2 $l) 1))
]