backgrounder.js

'use strict';

(function () {
	var i;
	var obj = {};

	for (i = 0; i < 200; i++) {
		var arr = [
				'red',
				'orange',
				'yellow',
				'green',
				'blue',
				'darkblue',
				'violet'
				];
		
		var len = arr.length;
		var period = 1 / len;
		var rand = Math.random();

		var r = (rand > period ? Math.floor(rand / period) : 0);
		
		if (obj[r] === undefined) {
			obj[r] = 0;
		} else {
			//console.log(obj[r]++);
			obj[r] = ++obj[r];
		}


	}

	console.log(obj);

})();