drawText: function(featureId, style, location) {
        var node = document.getElementById(featureId);
        if (node) {
            if (node.children.length === 1) {
                var text = document.createElement('strong');
                text.innerHTML = style.label;
                node.appendChild(text);
            } else if (node.children.length == 2) {
                node.children[1].innerHTML = style.label;
            }
        }
    }