function StringBuilder()
{
	this._buf = new Array();
	
	this.init = function ()
	{
		this._buf = new Array();
	}
	
	this.Append = function (str)
	{
		//this._buf.push(str.ReplaceAll(",", ","));
		this._buf.push(str);
	}
	
	this.replace = function (str_target, str)
	{
		for (var i = 0; i < this._buf.length; i++)
			this._buf[i] = this._buf[i].ReplaceAll(str_target, str);
	}
	
	this.ToString = function ()
	{
		/*
		var str = "";
		for (var i = 0; i < this._buf.length; i++)
			str += this._buf[i];
		return (str);
		*/
		
		/*
		var str = this._buf.toString().ReplaceAll(",", "")
		str = str.ReplaceAll(",", ",")
		
		return (str);
		*/
		return (this._buf.join(""));
	}
}