diff --git a/docs/latex/wx/frame.tex b/docs/latex/wx/frame.tex
index b775220626..e6ec525ca4 100644
--- a/docs/latex/wx/frame.tex
+++ b/docs/latex/wx/frame.tex
@@ -38,7 +38,7 @@ application windows.
 \twocolitem{\windowstyle{wxRESIZE\_BORDER}}{Displays a resizeable border around the window (Unix only).}
 \twocolitem{\windowstyle{wxFRAME\_FLOAT\_ON\_PARENT}}{Causes the frame to be above the parent window in the
 z-order and not shown in the taskbar. Without this style, frames are created as top-level windows that may be obscured by
-the parent window, and frame titles are shown in the taskbar. Windows only. }
+the parent window, and frame titles are shown in the taskbar. Windows and GTK. }
 \twocolitem{\windowstyle{wxFRAME\_TOOL\_WINDOW}}{Causes a frame with a small titlebar to be created;
 the frame title does not appear in the taskbar. Windows only. }
 \end{twocollist}
diff --git a/src/gtk/frame.cpp b/src/gtk/frame.cpp
index a5e3a916d9..6f7ffa47a8 100644
--- a/src/gtk/frame.cpp
+++ b/src/gtk/frame.cpp
@@ -253,9 +253,9 @@ gtk_frame_realized_callback( GtkWidget *widget, wxFrame *win )
        position in "realize" */
     gtk_widget_set_uposition( widget, win->m_x, win->m_y );
 
-    if (win->m_miniEdge > 0)
+    if ((win->m_miniEdge > 0) || (win->HasFlag(wxSIMPLE_BORDER)))
     {
-        /* This is a mini-frame. */
+        /* This is a mini-frame or a borderless frame. */
         gdk_window_set_decorations( win->m_widget->window, (GdkWMDecoration)0 );
         gdk_window_set_functions( win->m_widget->window, (GdkWMFunction)0 );
     }
@@ -440,10 +440,12 @@ bool wxFrame::Create( wxWindow *parent,
     m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
 
     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
-    if (style & wxSIMPLE_BORDER) win_type = GTK_WINDOW_POPUP;
 
     m_widget = gtk_window_new( win_type );
 
+    if ((m_parent) && (HasFlag(wxFRAME_FLOAT_ON_PARENT)) && (GTK_IS_WINDOW(m_parent->m_widget)))
+        gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
+
     if (!name.IsEmpty())
         gtk_window_set_wmclass( GTK_WINDOW(m_widget), name.mb_str(), name.mb_str() );
 
diff --git a/src/gtk/minifram.cpp b/src/gtk/minifram.cpp
index 49de6bc095..4a48fe1ecf 100644
--- a/src/gtk/minifram.cpp
+++ b/src/gtk/minifram.cpp
@@ -303,8 +303,7 @@ bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title
       const wxPoint &pos, const wxSize &size,
       long style, const wxString &name )
 {
-//    style = style | wxSIMPLE_BORDER;
-    style = style | wxCAPTION;
+    style = style | wxCAPTION | wxFRAME_FLOAT_ON_PARENT;
 
     if ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT))
         m_miniTitle = 13;
@@ -318,9 +317,6 @@ bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title
     
     wxFrame::Create( parent, id, title, pos, size, style, name );
 
-    if ((m_parent) && (GTK_IS_WINDOW(m_parent->m_widget)))
-        gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
-
     if ((style & wxSYSTEM_MENU) &&
         ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT)))
     {
diff --git a/src/gtk1/frame.cpp b/src/gtk1/frame.cpp
index a5e3a916d9..6f7ffa47a8 100644
--- a/src/gtk1/frame.cpp
+++ b/src/gtk1/frame.cpp
@@ -253,9 +253,9 @@ gtk_frame_realized_callback( GtkWidget *widget, wxFrame *win )
        position in "realize" */
     gtk_widget_set_uposition( widget, win->m_x, win->m_y );
 
-    if (win->m_miniEdge > 0)
+    if ((win->m_miniEdge > 0) || (win->HasFlag(wxSIMPLE_BORDER)))
     {
-        /* This is a mini-frame. */
+        /* This is a mini-frame or a borderless frame. */
         gdk_window_set_decorations( win->m_widget->window, (GdkWMDecoration)0 );
         gdk_window_set_functions( win->m_widget->window, (GdkWMFunction)0 );
     }
@@ -440,10 +440,12 @@ bool wxFrame::Create( wxWindow *parent,
     m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
 
     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
-    if (style & wxSIMPLE_BORDER) win_type = GTK_WINDOW_POPUP;
 
     m_widget = gtk_window_new( win_type );
 
+    if ((m_parent) && (HasFlag(wxFRAME_FLOAT_ON_PARENT)) && (GTK_IS_WINDOW(m_parent->m_widget)))
+        gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
+
     if (!name.IsEmpty())
         gtk_window_set_wmclass( GTK_WINDOW(m_widget), name.mb_str(), name.mb_str() );
 
diff --git a/src/gtk1/minifram.cpp b/src/gtk1/minifram.cpp
index 49de6bc095..4a48fe1ecf 100644
--- a/src/gtk1/minifram.cpp
+++ b/src/gtk1/minifram.cpp
@@ -303,8 +303,7 @@ bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title
       const wxPoint &pos, const wxSize &size,
       long style, const wxString &name )
 {
-//    style = style | wxSIMPLE_BORDER;
-    style = style | wxCAPTION;
+    style = style | wxCAPTION | wxFRAME_FLOAT_ON_PARENT;
 
     if ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT))
         m_miniTitle = 13;
@@ -318,9 +317,6 @@ bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title
     
     wxFrame::Create( parent, id, title, pos, size, style, name );
 
-    if ((m_parent) && (GTK_IS_WINDOW(m_parent->m_widget)))
-        gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
-
     if ((style & wxSYSTEM_MENU) &&
         ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT)))
     {