diff --git a/lib/http.js b/lib/http.js
index 1376349..9b0381f 100644
--- a/lib/http.js
+++ b/lib/http.js
@@ -290,7 +290,7 @@ var HTTPObject = function(engine) {
 
         this.setMethod(method.toUpperCase());   // set method
         this.pushState(null, null, url);   // push stat
-		this.setHeader("User-Agent", (this.userAgent != null ? this.userAgent : ""));   // set user agent
+        this.setHeader("User-Agent", (this.userAgent != null ? this.userAgent : ""));   // set user agent
 
         try {
             if (this.engine == "MSXML") {
@@ -365,8 +365,8 @@ var HTTPObject = function(engine) {
                         cmd.push(this.cookie);
                     }
 
-					cmd.push("-A");
-					cmd.push((this.userAgent != null ? this.userAgent : ''));
+                    cmd.push("-A");
+                    cmd.push((this.userAgent != null ? this.userAgent : ''));
 
                     var pos = url.indexOf('?');
                     if (pos > -1) {