diff --git a/aegisub/float_spin.cpp b/aegisub/float_spin.cpp
new file mode 100644
index 000000000..31fe8181d
--- /dev/null
+++ b/aegisub/float_spin.cpp
@@ -0,0 +1,83 @@
+// Copyright (c) 2007, Rodrigo Braz Monteiro
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//   * Redistributions of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//   * Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//   * Neither the name of the Aegisub Group nor the names of its contributors
+//     may be used to endorse or promote products derived from this software
+//     without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// -----------------------------------------------------------------------------
+//
+// AEGISUB
+//
+// Website: http://aegisub.cellosoft.com
+// Contact: mailto:zeratul@cellosoft.com
+//
+
+
+///////////
+// Headers
+#include <wx/wxprec.h>
+#include "float_spin.h"
+
+
+///////////////
+// Constructor
+FloatSpinCtrl::FloatSpinCtrl(wxWindow* parent,wxWindowID id,const wxPoint& pos,const wxSize& size,
+							 long style, double _min, double _max, double initial, double _step, const wxString& name)
+: wxPanel(parent,id,pos,size,style,name)
+{
+	// Set data
+	min = _min;
+	max = _max;
+	step = _step;
+	value = initial;
+
+	// Create sub-controls
+	text = new wxTextCtrl(this,-1,wxString::Format(_T("%f"),initial));
+	button = new wxSpinButton(this,-1,wxDefaultPosition,wxSize(-1,20),wxSP_VERTICAL);
+
+	// Set sizer
+	wxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);
+	sizer->Add(text,1,wxEXPAND,0);
+	sizer->Add(button,0,wxEXPAND,0);
+	SetSizer(sizer);
+	sizer->SetSizeHints(this);
+}
+
+
+/////////////
+// Set value
+void FloatSpinCtrl::SetValue(double value) {
+}
+
+
+/////////////
+// Set range
+void FloatSpinCtrl::SetRange(double min,double max) {
+}
+
+
+////////////
+// Set step
+void FloatSpinCtrl::SetStep(double step) {
+}
diff --git a/aegisub/float_spin.h b/aegisub/float_spin.h
new file mode 100644
index 000000000..f8372d132
--- /dev/null
+++ b/aegisub/float_spin.h
@@ -0,0 +1,64 @@
+// Copyright (c) 2007, Rodrigo Braz Monteiro
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//   * Redistributions of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//   * Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//   * Neither the name of the Aegisub Group nor the names of its contributors
+//     may be used to endorse or promote products derived from this software
+//     without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// -----------------------------------------------------------------------------
+//
+// AEGISUB
+//
+// Website: http://aegisub.cellosoft.com
+// Contact: mailto:zeratul@cellosoft.com
+//
+
+
+///////////
+// Headers
+#include <wx/wxprec.h>
+
+
+//////////////////////
+// Float spin control
+class FloatSpinCtrl : public wxPanel {
+private:
+	wxTextCtrl *text;
+	wxSpinButton *button;
+
+	double min;
+	double max;
+	double step;
+	double value;
+
+public:
+	FloatSpinCtrl(wxWindow* parent,wxWindowID id=-1,const wxPoint& pos=wxDefaultPosition,const wxSize& size = wxDefaultSize, long style = wxSP_ARROW_KEYS, double min = 0.0, double max = 100.0, double initial = 0.0, double step = 1.0, const wxString& name = _T("wxSpinCtrl"));
+
+	void SetValue(double value);
+	void SetRange(double min,double max);
+	void SetStep(double step);
+
+	double GetValue() { return value; }
+	double GetMin() { return min; }
+	double GetMax() { return max; }
+};
diff --git a/aegisub/subs_edit_box.cpp b/aegisub/subs_edit_box.cpp
index 1d8aa1e63..26fcc01e7 100644
--- a/aegisub/subs_edit_box.cpp
+++ b/aegisub/subs_edit_box.cpp
@@ -58,6 +58,7 @@
 #include "utils.h"
 #include "dialog_search_replace.h"
 #include "idle_field_event.h"
+#include "float_spin.h"
 
 
 
@@ -138,6 +139,7 @@ SubsEditBox::SubsEditBox (wxWindow *parent,SubtitlesGrid *gridp) : wxPanel(paren
 
 	// Top sizer
 	TopSizer = new wxBoxSizer(wxHORIZONTAL);
+	//TopSizer->Add(new FloatSpinCtrl(this,-1,wxDefaultPosition,wxSize(60,20),0.0,50.0,20.0,0.5));
 	TopSizer->Add(CommentBox,0,wxRIGHT | wxALIGN_CENTER,5);
 	TopSizer->Add(StyleBox,1,wxRIGHT,5);
 	TopSizer->Add(ActorBox,1,wxRIGHT,5);