tuteInfo_xml = new XML();
tuteInfo_xml.ignoreWhite = true;
tuteInfo_xml.load('data.xml');
tuteInfo_xml.onLoad = function (success) {
        if (success) {
           trace('data.xml loaded.Contents are: '+this.toString());     
        }
};

txt = 'data.xml loaded. Contents are: '+this.toString();