diff -Naur TheWidgetFactory-0.2/src/main.c TheWidgetFactory-0.2.1/src/main.c
--- TheWidgetFactory-0.2/src/main.c	2005-08-25 16:24:29.000000000 +0200
+++ TheWidgetFactory-0.2.1/src/main.c	2007-07-21 13:52:37.000000000 +0200
@@ -79,6 +78,10 @@
 
   create_themes_menu (switch_theme);
 
+  //set default Theme:
+  if(argc > 1)
+    select_theme_by_name(argv[1]);
+  
   gtk_main ();
   return 0;
 }
diff -Naur TheWidgetFactory-0.2/src/themes.c TheWidgetFactory-0.2.1/src/themes.c
--- TheWidgetFactory-0.2/src/themes.c	2005-08-25 16:31:58.000000000 +0200
+++ TheWidgetFactory-0.2.1/src/themes.c	2007-07-21 13:53:05.000000000 +0200
@@ -10,6 +10,9 @@
 #include <sys/stat.h>
 #include <errno.h>
 
+#include <stdio.h>
+#include <stdlib.h>
+
 #include <glib.h>
 #include <gtk/gtk.h>
 
@@ -135,5 +138,9 @@
 	gtk_widget_show_all (menu);
 }
 
-
-
+void
+select_theme_by_name(const gchar *theme)
+{
+	g_assert(theme);
+	gtk_settings_set_string_property (settings, "gtk-theme-name", theme, "gtkrc:0");
+}
diff -Naur TheWidgetFactory-0.2/src/themes.h TheWidgetFactory-0.2.1/src/themes.h
--- TheWidgetFactory-0.2/src/themes.h	2005-08-25 16:24:42.000000000 +0200
+++ TheWidgetFactory-0.2.1/src/themes.h	2007-07-21 13:39:31.000000000 +0200
@@ -3,5 +3,6 @@
 
 GList*    get_themes              (void);
 void      create_themes_menu      (GtkWidget *menuitem);
+void      select_theme_by_name    (const gchar *theme);
 	
 #endif /* THEMES_H */