XPATH example

    function XPATH(path,container){
        try {
            if (typeof container == "undefined") container = document;
            var xObj = (container.evaluate) ? container : document;
            return xObj.evaluate(path, container,
                    null, XPathResult.ORDERED_NODE_ITERATOR_TYPE, null);
        } catch (ee) {
            GM_log("* ERROR * in XPATH: '"+path+"' -> "+container.tagName);
        }
    }

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            var armies = {},
                found = false;
            xpr = XPATH("//span[@class='click']");
            while (xpr && (thisNode = xpr.iterateNext())){
                eventStr = thisNode.getAttribute("onclick");
                if ((armyFound = eventStr.match(armyClick))){
                    armyKind =armyFound[1];
                    armyCount =armyFound[2];
                    armies[armyKind] = armyCount;
                    found = true;
                }
            }
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