diff --git a/lib/http.js b/lib/http.js
index 937309d..8529f6e 100644
--- a/lib/http.js
+++ b/lib/http.js
@@ -27,7 +27,7 @@ var HTTPObject = function(engine) {
         "protocol": "http",
         "host": "127.0.0.1",
         "port": 80,
-        "credential": null    // { username: "user", password: "pass" }
+        "credential": null // { username: "user", password: "pass" }
     };
     this.engine = (typeof(engine) !== "undefined" ? engine : "MSXML");
 
@@ -35,14 +35,14 @@ var HTTPObject = function(engine) {
     this.states = [];
     this.variables = {
         "uuidv4": RAND.uuidv4,
-        "base64json": function(v) {    // e.g. {base64json VARIABLE_NAME}
+        "base64json": function(v) { // e.g. {base64json VARIABLE_NAME}
             return BASE64.encode(JSON.stringify(v));
         },
-        "unixnow": function(diff) {    // e.g. {unixnow -300} (seconds)
+        "unixnow": function(diff) { // e.g. {unixnow -300} (seconds)
             var t = parseInt(diff);
             return Math.floor(new Date().getTime() / 1000) - t;
         },
-        "unixnowms": function(diff) {   // e.g. {unixnowms -300000} (milliseconds)
+        "unixnowms": function(diff) { // e.g. {unixnowms -300000} (milliseconds)
             var t = parseInt(diff);
             return Math.floor(new Date().getTime()) - t;
         }
@@ -60,7 +60,7 @@ var HTTPObject = function(engine) {
     this.isLoggingCookie = false;
     this.debuggingText = '';
 
-	this.curlOptions = [];
+    this.curlOptions = [];
 
     this.create = function() {
         if (this.engine == "MSXML") {
@@ -129,7 +129,7 @@ var HTTPObject = function(engine) {
         }
         return this;
     };
-    
+
     this.setProxy = function(proxy) {
         for (var k in proxy) {
             if (k in this.proxy) {
@@ -168,7 +168,7 @@ var HTTPObject = function(engine) {
         this.headers[key] = value;
         return this;
     };
-    
+
     this.setCookie = function(cookie) {
         this.cookie = cookie;
     };
@@ -270,7 +270,7 @@ var HTTPObject = function(engine) {
     }
 
     this.setUserAgent = function(agent) {
-        this.userAgent = agent; 
+        this.userAgent = agent;
         return this;
     };
 
@@ -329,9 +329,9 @@ var HTTPObject = function(engine) {
     this.open = function(method, url) {
         var url = this.serializeParameters(url);
 
-        this.setMethod(method.toUpperCase());   // set method
-        this.pushState(null, null, url);   // push state
-        this.setHeader("User-Agent", (this.userAgent != null ? this.evaluate(this.userAgent) : ''));   // user agent
+        this.setMethod(method.toUpperCase()); // set method
+        this.pushState(null, null, url); // push state
+        this.setHeader("User-Agent", (this.userAgent != null ? this.evaluate(this.userAgent) : '')); // user agent
 
         try {
             if (this.engine == "MSXML") {
@@ -370,7 +370,7 @@ var HTTPObject = function(engine) {
                 for (var key in this.headers) {
                     this.interface.setRequestHeader(key, this.evaluate(this.headers[key]));
                 }
-                
+
                 switch (this.method) {
                     case "GET":
                         this.interface.send();
@@ -395,7 +395,7 @@ var HTTPObject = function(engine) {
                     if (this.isDebugging) {
                         cmd.push("-v");
                     }
-                    
+
                     if (this.isFollowRedirect) {
                         cmd.push("-L");
                     }
@@ -425,7 +425,7 @@ var HTTPObject = function(engine) {
 
                     cmd.push("-A");
                     cmd.push((this.userAgent != null ? this.evaluate(this.userAgent) : ''));
-                    
+
                     // --connect-timeout
                     if (this.connectTimeout > 0) {
                         cmd.push("--connect-timeout");
@@ -477,7 +477,7 @@ var HTTPObject = function(engine) {
                         cmd.push("-o");
                         cmd.push(this.saveTo);
                     }
-                    
+
                     // if the count of this.curlOptions greater than 0
                     if (this.curlOptions.length > 0) {
                         cmd = cmd.concat(this.curlOptions);
@@ -577,7 +577,7 @@ var HTTPObject = function(engine) {
             console.error("HTTPObject.patch() ->", e.message);
         }
     };
-    
+
     this.pushState = function(state, title, url) {
         this.states.push({
             "state": state,
@@ -589,17 +589,16 @@ var HTTPObject = function(engine) {
     this.popState = function() {
         return this.states.pop();
     };
-    
+
     this.setVariable = function(k, v) {
         this.variables[k] = v;
     };
-    
+
     this.setVariables = function(variables) {
         try {
             var variables = (typeof(variables) !== "undefined") ? variables : {};
             for (var k in variables)
-                this.setVariable(k, variables[k])
-            ;
+                this.setVariable(k, variables[k]);
         } catch (e) {
             console.error("HTTPObject.setVariables() ->", e.message);
         }
@@ -610,7 +609,10 @@ var HTTPObject = function(engine) {
         var str = String(str);
         var Lpos = str.indexOf('{');
         var Rpos = str.indexOf('}', Lpos + 1);
-        var s0 = '', s1 = [], s2 = null, s3, s4;
+        var s0 = '',
+            s1 = [],
+            s2 = null,
+            s3, s4;
 
         while (Lpos > -1 && Rpos > -1) {
             s0 = str.substring(Lpos + 1, Rpos);
@@ -652,17 +654,17 @@ var HTTPObject = function(engine) {
         this.connectTimeout = seconds;
         return this;
     };
-    
+
     this.setIsDebugging = function(flag) {
         this.isDebugging = flag;
         return this;
     };
-    
+
     this.setCredential = function(cred) {
         this.credential = cred;
         return this;
     };
-    
+
     this.setIsFollowRedirect = function(flag) {
         this.isFollowRedirect = flag;
         return this;
@@ -681,7 +683,7 @@ var HTTPObject = function(engine) {
         var tagName = "script";
         var a = this.responseBody.indexOf('<' + tagName + ' ');
         var b = a < 0 ? -1 : this.responseBody.indexOf('</' + tagName + '>', a);
-        
+
         while (a > -1 && b > -1) {
             var outerHTML = this.responseBody.substring(a, b + tagName.length + 3);
             var innerHTML = this.responseBody.substring(this.responseBody.indexOf('>', a), b);
@@ -721,7 +723,7 @@ var HTTPObject = function(engine) {
         if (typeof this.responseBody !== "string") {
             return [];
         }
-        
+
         var urls = [];
         var response = this.responseBody;
         var pos = response.indexOf('<iframe ');
@@ -750,7 +752,7 @@ var HTTPObject = function(engine) {
 
         console.warn("Existing proxy settings will be reset.");
 
-        switch(_debugger) {
+        switch (_debugger) {
             case "FIDDLER":
                 this.proxy = {
                     "enabled": true,