Styling MarkerClusterer Icons?

Question

I am using the MarkerCluster.js to create clustering in my google maps api. The clusters work how I want them however I want to style differently than yellow, blue and red circl

Answer 1

It's never too late to post a rather helpful answer, so additionally you can look through the whole MarkerClusterer Documentation for IconStyle

UPDATE

There's also google maps v3 utility on github as stated by ehcanadian