backgroundGenerator.js

var all = document.getElementsByTagName("*");
for (var i=0, max=all.length; i < max; i++) {
	color = "#"+Math.floor(Math.random()*16777215).toString(16);
	while(color.length < 7){
		color+="0";
	}
    console.log(i + " : " + color);
    all[i].style.background = color;
}