Click Dat Button in the middle. Poll: Heart for Levels, Star for more advanced interface (Store, Sound, etc.).
I used the cash counter script from @Warfame The Auto-Click levels are $5 every second, $7 every 0.7 seconds, $9 every 0.5 seconds, $11 every 0.5 seconds, and $18 every 0.25 secs.
