findParentWithClass and getFirstElementWithNodeNameAfter :: JS recursive DOM searches

var findParentWithClass = function(node, _class) {
      var parent = node.parentNode;

      if(parent.className.indexOf(_class) !== -1) {
              return parent;
      }

      return pfapp.findParentWithClass(parent, _class);
};

var getFirstElementByNodeNameAfter = function(node, _nodeName) {
      var sibling = node.nextSibling;
      if(!sibling) return false;
      if(sibling.nodeName === _nodeName.toUpperCase()) {
            return sibling;
      }

      return pfapp.getFirstElementByNodeNameAfter(sibling, _nodeName)
};