var ObiektXMLHttp = false;
if (window.XMLHttpRequest) 
   { ObiektXMLHttp = new XMLHttpRequest(); } 
else if (window.ActiveXObject) 
   { ObiektXMLHttp = new ActiveXObject("Microsoft.XMLHTTP"); } 

function putData(zrodlo)
{ if(ObiektXMLHttp) 
  { ObiektXMLHttp.open("GET", zrodlo, false);
    ObiektXMLHttp.send(null);
  }
}

function is_array( mixed_var )
{
    return ( mixed_var instanceof Array );
}

function str_replace(search, replace, subject)
{
    var f = search, r = replace, s = subject;
    var ra = is_array(r), sa = is_array(s), f = [].concat(f), r = [].concat(r), i = (s = [].concat(s)).length;
 
    while (j = 0, i--) {
        while (s[i] = s[i].split(f[j]).join(ra ? r[j] || "" : r[0]), ++j in f){};
    };
     
    return sa ? s : s[0];
}

function SetBgMain(color)
{
	document.bgColor = color;
	putData("ajax.php?color_main="+str_replace("#", "X", color));
}

function SetBgGame(color)
{
	document.bgColor = color;
	putData("ajax.php?color_game="+str_replace("#", "X", color));
}