SmartGame

gistfile1.js

var f = function(c){ 
    var g = function(){return Math.floor(Math.random()*3);}
    var colors = ['red', 'green', 'blue'];
    var r = g();
    if(typeof c == 'undefined'){ c = 'red'}
    while(colors.indexOf(c) === r){r = g();}
    document.body.style.backgroundColor = c;
    document.body.innerHTML = colors[r];
    setTimeout(function(){f(colors[r])}, 1000);
}
document.body.style.height = "100%";
document.body.style.color = '#ffffff';
document.body.style.fontSize = '64px';
document.body.style.textAlign = 'center';
document.body.style.paddingTop = '15%';
document.body.style.backgroundImage = 'none';
f();