function rnd(min, max) {
	return min + Math.floor(Math.random()*(max-min))
}
	
function getColorFromRGBString(color) {
	color = color.replace("rgb(","").replace(")","");
	var colors = color.split(",");
	var r = parseInt(colors[0]);
	var g = parseInt(colors[1]);
	var b = parseInt(colors[2]);
	return [r,g,b];
}

function getRGBStringFromColor(color) {
	return "rgb("+color[0]+","+color[1]+","+color[2]+")";
}