Add array methods to NodeList

array-methods-to-nodelist.js

var arrayMethods = Object.getOwnPropertyNames( Array.prototype );
arrayMethods.forEach( attachArrayMethodsToNodeList );
function attachArrayMethodsToNodeList(methodName)
{
  if(methodName !== "length") {
    NodeList.prototype[methodName] = Array.prototype[methodName];
  }
}