diff --git a/lib/http.js b/lib/http.js
index f2eab84..c15e05d 100644
--- a/lib/http.js
+++ b/lib/http.js
@@ -15,7 +15,7 @@ var HTTPObject = function(engine) {
     this.headers = {};
     this.parameters = {};
     this.dataType = null;
-    this.userAgent = "WelsonJS/0.1.4-dev (https://github.com/gnh1201/welsonjs)";
+    this.userAgent = "WelsonJS/0.2.3-dev (https://github.com/gnh1201/welsonjs)";
     this.isAsync = false;
     this.proxy = {
         "enabled": false,
@@ -48,6 +48,7 @@ var HTTPObject = function(engine) {
         password: ""
     };
     this.isFollowRedirect = true;
+    this.saveTo = '';
 
     this.create = function() {
         if (this.engine == "MSXML") {
@@ -454,6 +455,11 @@ var HTTPObject = function(engine) {
                         }
                     }
 
+                    // if it is download
+                    cmd.push("-o");
+                    cmd.push(this.saveTo);
+
+                    // set the URL
                     cmd.push(state.url);
 
                     // Get response text
@@ -632,6 +638,10 @@ var HTTPObject = function(engine) {
         return this;
     };
 
+    this.setSaveTo = function(filename) {
+        this.saveTo = filename;
+    };
+
     this.create();
 };