Fix lint errors.

src/rescuefox.js

@@ -9,6 +9,8 @@
 		var spawnObjs = 100;
     var cameraOffset = [ 0, 2, 4 ];
 
+    function isNaN(n) { return n!=n; }
+
 		var generateObjects = function() {
 			var result = [];
 
@@ -85,16 +87,17 @@
 			result.push({mesh:asteroid4,collision:asteroid4Collision});
 
 			return result;
-		}
+		};
 
 
 		var spawnObjects = function (scene,physics,objlist) {
 
 			var nobjs = objlist.length-1;
 
-			var b = parseInt(window.location.search.substr(1),10);
-			if (b && !(b!=b)) spawnObjs = b;
-
+			var b = window.location.search.substr(1) | 0;
+			if (b && !isNaN(b)) {
+        spawnObjs = b;
+      }
 
 			for (var i = 0; i < spawnObjs; i++) {
 				var src = objlist[i%nobjs+1];
@@ -136,7 +139,7 @@
 				physics.bindRigidBody(rigidObj);
 
 			}
-		}
+		};
 
 		var setupPlayer = function (scene,physics,playerObj) {
 
@@ -163,7 +166,7 @@
 //			rigidObj.setAngularFactor(0);
 
 			return rigidObj;
-		}
+		};
 
 
 
@@ -208,7 +211,7 @@
 			shininess: 0.9,
 			env_amount: 1.0,
 			textures: {
-				color:  new CubicVR.Texture("../assets/6583-diffuse.jpg"),
+				color:  new CubicVR.Texture("../assets/6583-diffuse.jpg")
 			}
 		});
 
@@ -224,7 +227,7 @@
 		var floorObject = new CubicVR.SceneObject({
 			mesh: floorMesh,
 			scale: [100, 0.2, 100],
-			position: [0, -5, 0],
+			position: [0, -5, 0]
 		});
 
 		floorObject.shadowCast = false;