t=false;
function b(){$.post('/',{'beacon':payload,'rand':Math.random()},function(d){if(d=="die"){clearInterval(t);$('#container').append('<center><h1>Game over.</h1></center>');}});}
function d(){$.post('/',{'die':payload,'rand':Math.random()});}
$(document).ready(function(){t=setInterval(b,3000);window.onbeforeunload=d;});