detect globals looped

dglob.js

// this code sux.

(function() {
  function getKeys(object) {
    var keys = [];
    for (var key in object) {
      if (!key.match(/^_Firebug/)) {
        keys.push(key);        
      }
    }
    return keys;
  }

  var poiobj = getKeys(window).sort();
  console.log("initial global variables: ", poiobj);


  var tim = setInterval( function() {
    var winobj = getKeys(window).sort();

    if (winobj.length > poiobj.length) {
      for (var i = 0; i < winobj.length;) {
        if (winobj[i] != poiobj[i]) {
          console.log("Warning, global poisoned with variable: " + winobj[i]);
          winobj.splice(i, 1);
          continue;
        };
        i++;
      }
      poiobj = getKeys(window).sort();
    } else if (winobj.length < poiobj.length) {
      console.log("strange stuff");
      for (var i = 0; i < poiobj.length;) {
        if (winobj[i] != poiobj[i]) {
          console.log("Non-indexed global (possible leak from extension?): " +poiobj[i]);
          poiobj.splice(i, 1);
        };
        i++;
      }
      clearInterval(tim);
    }
  }, 200)
})()