method reset

    var factory = shell.serviceManager.maxiXML.factory;
    var dom = factory.createDOMDocumentFromPath("c:\\document.xml", false);
    var nodeList = dom.documentElement.getElementsByTagName("img");

    var count = 0;
    var node = nodeList.nextNode();
    while(nodeList.length > 0 && node !== null && count <= nodeList.length)
    {
        nodeText = node.text;

        node = nodeList.nextNode();
        if(node == null)
        {
            nodeList.reset();
        }
        
        count++;
    }