soclose.js

var matchKey = function(k,v,j){  
  k = k || 'id'; //key
  v = v || ''; //value
  j = j || PAGES; //json
  for(x in j){
    if(j[x][k] == v){
      return j[x];
    }
    if(j[x].subpages){
      var result = matchKey(k,v,j[x].subpages);
      if(result !== undefined){
        return result;
      }
    }
  }
}