var str_in = "";
var str_out = ""; 

function set_oyun(str_in) {
	var str_out = "";
	str_in = escape(str_in);
	for(i = 0; i < str_in.length; i++) {
		str_out += str_in.charCodeAt(i) - 23;
	}
	return str_out;
}

function oyun_set(str_in) {
	var str_out = "";
	var spliter = "/";
	var str_yll = new Array("images","oyun","swf");
	var str_drr = str_yll.join(spliter);
	for(i = 0; i < str_in.length; i += 2) {
		str_tmp = parseInt(str_in.substr(i,[2])) + 23;
		str_tmp = unescape('%' + str_tmp.toString(16));
		str_out += str_tmp;
	}
	str_out = unescape(str_out);
	return spliter+str_drr+spliter+str_out+"."+str_yll[2];
}
function query_string () {
    var params = new Object();
    var query = location.search.substring(1);     
    var pairs = query.split(";" || "&");          
    for(var i = 0; i < pairs.length; i++) {
        var pos = pairs[i].indexOf('=');          
        if (pos == -1) continue;                  
        var argname = pairs[i].substring(0,pos);  
        var value = pairs[i].substring(pos+1);    
        value = decodeURIComponent(value);        
        params[argname] = value;                  
    }
    return params;                                
}