optimiser.startDocument(versionCode, publicIdCode, codec, stringTable,
strings);
// Send a href event to optimiser
AttributeStartFactory attributeStartFactory = new AttributeStartFactory();
TokenTable tokenTable = new WMLVersion1_1TokenTable();
tokenTable.registerAttrStarts(attributeStartFactory);
AttributeStartCode hrefStartCode
= attributeStartFactory.create("href", null);
optimiser.addAttribute(hrefStartCode);
// send url to optimiser