useless meaningless code lol

useless.js

var tree = "ehfiewfkjhkfiuefehieifiowfjiefefjiejfejfefjejfejfejfejoiwejfoivnirjvrgroighneirrgihtgjrnigirhgrhgehgorhgurygirhgrhghrogohgrhgo;irjgo;ugrugpug";
var rand = Math.floor(Math.random() * tree.length);
var i;
while (i < tree.length){
alert(rand);
i = i-1;
}

drink my brain