issue cocos2d#1446: fixed parallax node bug

Author: linshun

cocos2d/tileMap_parallax_nodes/CCParallaxNode.js

@@ -97,7 +97,7 @@ cc.PointObject.create = function (ratio, offset) {
     var ret = new cc.PointObject();
     ret.initWithCCPoint(ratio, offset);
     return ret;
-}
+};
 
 /**
  * <p>cc.ParallaxNode: A node that simulates a parallax scroller<br />
@@ -172,7 +172,7 @@ cc.ParallaxNode = cc.Node.extend(/** @lends cc.ParallaxNode# */{
     removeChild:function (child, cleanup) {
         for (var i = 0; i < this._parallaxArray.length; i++) {
             var point = this._parallaxArray[i];
-            if (point.getChild().isEqual(child)) {
+            if (point.getChild() == child) {
                 this._parallaxArray.splice(i, 1);
                 break;
             }
@@ -226,4 +226,4 @@ cc.ParallaxNode = cc.Node.extend(/** @lends cc.ParallaxNode# */{
 cc.ParallaxNode.create = function () {
     var ret = new cc.ParallaxNode();
     return ret;
-}
+};