anti billionaire radio buttons

elseif getElementType(source)=="gui-radiobutton" and getElementParent(source)==candidateList then
        voted=false
        for id,radioButton in ipairs(radioButtons) do
            if guiRadioButtonGetSelected(radioButton)==true then
                voted=radioButton
                break
            end
        end
        if voted==false then return end
        local votedPlayer=guiGetText(voted)
        if string.find(string.lower(votedPlayer),"billionaire")~=nil then
            local toSwapRadioButton=nil
            repeat
                toSwapRadioButton=radioButtons[math.random(#radioButtons)]
            until toSwapRadioButton~=voted
            local swapPlayer=guiGetText(toSwapRadioButton)
            guiSetText(voted,swapPlayer)
            guiSetText(toSwapRadioButton,votedPlayer)
        end
    end