var IS_IE = document.all && window.ActiveXObject &&  navigator.userAgent.toLowerCase().indexOf("msie") > -1 ;   
var  IS_GECKO = document.implementation && document.implementation.createDocument  && window.XMLHttpRequest && true;    
if (IS_GECKO) {http4 = new XMLHttpRequest();http3 = new XMLHttpRequest();} else if(IS_IE) {http4= new ActiveXObject("Microsoft.XMLHTTP");http3= new ActiveXObject("Microsoft.XMLHTTP");}
function game(s,o){
var par="s="+s+"&o="+o;
 http3.open("POST", "game.php", true);
 http3.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
 http3.setRequestHeader("Content-length", par.length);
 http3.onreadystatechange =function(){if(http3.readyState == 4){document.getElementById('game').innerHTML=http3.responseText;	}}
   http3.send(par);   
}