Arguments are: selector: a css selector for the dom Elements Argument type: string callback: the function wich will be called for every matched element first argument is the Element with Type DOM Node Argument type: function domScope: (optional) part of the dom where to search, default is document Argument type: DOM node (object)

eachQuerySelectorAll

var eachQuerySelectorAll = function(selector, callback, domScope){
  if(typeof(domScope==="undefined")){
    domScope = window.document;
  }
  if(typeof(callback)==="undefined"){
    return false;
  }
  if(typeof(selector)!=="string"){
    return false;
  }
  [].forEach.call(domScope.querySelectorAll(selector), callback);
  return true;
}

/***************
 * 
 * Example:
 * 
 **************/
 
(function(win, doc, undefined){
        var log = function(c){
                if(typeof(console) === "object"){
                        console.log(c);
                        return;
                }
                alert(c);
        }
        eachQuerySelectorAll('a:not([target="_blank"])', log, doc )
})(window, document)