function str_replace(what, to, text)
{
	var t = text;
	var r = '';

	while (t.indexOf(what) > -1 && t != '' && what != '')
	{
		r += t.substring(0, t.indexOf(what)) + to;
		t = t.substring((+t.indexOf(what)) + (+what.length), t.length);
	}

	r += t;

	return r;
}