Index: trunk/wb/languages/EN.php
===================================================================
--- trunk/wb/languages/EN.php	(revision 67)
+++ trunk/wb/languages/EN.php	(revision 68)
@@ -492,6 +492,7 @@
 $MESSAGE['GENERIC']['CANNOT_UNINSTALL'] = 'Cannot uninstall';
 $MESSAGE['GENERIC']['CANNOT_UNZIP'] = 'Cannot unzip file';
 $MESSAGE['GENERIC']['INSTALLED'] = 'Installed successfully';
+$MESSAGE['GENERIC']['INSTALLED'] = 'Upgraded successfully';
 $MESSAGE['GENERIC']['UNINSTALLED'] = 'Uninstalled successfully';
 $MESSAGE['GENERIC']['BAD_PERMISSIONS'] = 'Unable to write to the target directory';
 $MESSAGE['GENERIC']['INVALID'] = 'The file you uploaded is invalid';
Index: trunk/wb/admin/modules/install.php
===================================================================
--- trunk/wb/admin/modules/install.php	(revision 67)
+++ trunk/wb/admin/modules/install.php	(revision 68)
@@ -70,6 +70,7 @@
 // Check if this module is already installed
 // and compare versions if so
 $new_module_version=$module_version;
+$action="install";
 if(is_dir(WB_PATH.'/modules/'.$module_directory)) {
 	if(file_exists(WB_PATH.'/modules/'.$module_directory.'/info.php')) {
 		require(WB_PATH.'/modules/'.$module_directory.'/info.php');
@@ -79,12 +80,9 @@
 			$admin->print_error($MESSAGE['GENERIC']['ALREADY_INSTALLED']);
 		}
 		$action="upgrade";
-	} else {
-		$action="install";
-	}
+	} 
 }
 
-
 // Check if module dir is writable
 if(!is_writable(WB_PATH.'/modules/')) {
 	if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file
@@ -122,8 +120,13 @@
 }
 
 // Print success message
-$admin->print_success($MESSAGE['GENERIC']['INSTALLED']);
+if ($action="install") {
+	$admin->print_success($MESSAGE['GENERIC']['INSTALLED']);
+} else if ($action="upgrade") {
+	$admin->print_success($MESSAGE['GENERIC']['UPGRADED']);
+}	
 
+
 // Print admin footer
 $admin->print_footer();