diff --git a/app.js b/app.js
index fee724c..a2ab50b 100644
--- a/app.js
+++ b/app.js
@@ -42,8 +42,17 @@ var exit = function(status) {
 
 var console = {
     _messages: [],
+    _join: function(args, sep) {
+        args = args || [];
+        sep = sep || ' ';
+        var res = '';
+        for (var i = args.length - 1; i > -1; i--) {
+            res = (i ? sep : '') + args[i] + res;
+        }
+        return res;
+    },
     _echo: function(args, type) {
-        msg = (typeof(type) !== "undefined" ? type + ": " : "") + args[0];
+        msg = (typeof(type) !== "undefined" ? type + ": " : "") + this._join(args);
         if (typeof(WScript) !== "undefined") {
             WScript.echo("  * " + msg);
         }
diff --git a/lib/file.js b/lib/file.js
index 3a58d1a..715f6e4 100644
--- a/lib/file.js
+++ b/lib/file.js
@@ -40,7 +40,7 @@ var readFile = function(FN, charset) {
             fsT = null;
             return T;
         } catch (e) {
-            console.error("readFile -> " + e.message);
+            console.error("readFile -> ", e.message);
         }
     }
 };
@@ -136,7 +136,7 @@ var FileObject = function() {
                 this.isDirectory = true;
             }
         } catch (e) {
-            console.error("FileObject.exists() -> " + e.message);
+            console.error("FileObject.exists() -> ", e.message);
         }
         return this.isExists;
     };
@@ -150,10 +150,14 @@ var FileObject = function() {
     };
 
     this.getDetails = function() {
-        if (this.isFile) {
-            return this.interface.GetFile(this.filename);
-        } else if (this.isDirectory) {
-            return this.interface.GetFolder(this.filename);
+        try {
+            if (this.isFile) {
+                return this.interface.GetFile(this.filename);
+            } else if (this.isDirectory) {
+                return this.interface.GetFolder(this.filename);
+            }
+        } catch (e) {
+            console.error("FileObject.getDetails() -> ", e.message);
         }
     };
 
@@ -211,7 +215,9 @@ var FileObject = function() {
     };
 
     this.mkdir = function() {
-        return this.interface.CreateFolder(this.filename);
+        if (this.isDirectory) {
+            return this.interface.CreateFolder(this.filename);
+        }
     };
 
     this.close = function() {
diff --git a/webloader.js b/webloader.js
index f6dcbcd..8501e32 100644
--- a/webloader.js
+++ b/webloader.js
@@ -8,8 +8,8 @@ var OldBrowser = require("lib/oldbrowser");
 ////////////////////////////////////////////////////////////////////////
 // Override global.console._echo()
 ////////////////////////////////////////////////////////////////////////
-global.console._echo = function(msg, type) {
-    var heading, icon;
+global.console._echo = function(args, type) {
+    var heading, icon, msg = this._join(args);
 
     switch(type) {
         case "error":
@@ -29,19 +29,24 @@ global.console._echo = function(msg, type) {
         default:
             heading = "Success";
             icon = "success";
+            return;
     }
 
-    if (typeof(window.jQuery) !== "undefined") {
-        window.jQuery.toast({
-            heading: heading,
-            text: msg,
-            icon: icon
-        });
-    } else {
-        window.alert(msg);
+    try {
+        if (typeof(window.jQuery.toast) !== "undefined") {
+            window.jQuery.toast({
+                heading: heading,
+                text: msg,
+                icon: icon
+            });
+        } else {
+            window.alert(msg);
+        }
+    } catch (e) {
+        window.alert(e.message);
     }
 
-    global.console._messages.push(msg);
+    this._messages.push(msg);
 };
 
 ////////////////////////////////////////////////////////////////////////