diff --git a/src/dialog.cpp b/src/dialog.cpp
index 9befe16..c4016df 100644
--- a/src/dialog.cpp
+++ b/src/dialog.cpp
@@ -24,6 +24,14 @@ namespace dialog
 
 	void showFileOpen(IGUIEnvironment *env, s32 id, const char *caption,
 		const char **filters, const int filter_count)
+	{
+		std::thread thread(fileOpen, env, id, caption, filters,
+			filter_count);
+		thread.detach();
+	}
+
+	void fileOpen(IGUIEnvironment *env, s32 id, const char *caption,
+		const char **filters, const int filter_count)
 	{
 		IGUIWindow *window = env->addWindow(rect<s32>(0,0,0,0), true);
 		window->setVisible(false);
@@ -554,10 +562,9 @@ bool TexturesDialog::OnEvent(const SEvent &event)
 				}
 				if (texture_id)
 				{
-					std::thread thread(dialog::showFileOpen,
-						Environment, texture_id, "Open Image File",
-						dialog::texture_filters, dialog::texture_filter_count);
-					thread.detach();
+					dialog::showFileOpen(Environment, texture_id,
+						"Open Image File", dialog::texture_filters,
+						dialog::texture_filter_count);
 				}
 			}
 		}
diff --git a/src/dialog.h b/src/dialog.h
index f41dcbf..a71ee40 100644
--- a/src/dialog.h
+++ b/src/dialog.h
@@ -26,7 +26,10 @@ namespace dialog
 	extern bool has_event;
 	extern SEvent event;
 
-	void showFileOpen(IGUIEnvironment *env,	s32 id, const char *caption,
+	void showFileOpen(IGUIEnvironment *env, s32 id, const char *caption,
+		const char **filters, const int filter_count);
+
+	void fileOpen(IGUIEnvironment *env, s32 id, const char *caption,
 		const char **filters, const int filter_count);
 }
 
diff --git a/src/viewer.cpp b/src/viewer.cpp
index 63d11ae..ab1e7e7 100644
--- a/src/viewer.cpp
+++ b/src/viewer.cpp
@@ -1,5 +1,4 @@
 #include <stdlib.h>
-#include <thread>
 #include <iostream>
 #include <sstream>
 #include <irrlicht.h>
@@ -161,21 +160,15 @@ bool Viewer::OnEvent(const SEvent &event)
 			switch (id)
 			{
 			case E_GUI_ID_LOAD_MODEL_MESH:
-			{
-				std::thread thread(dialog::showFileOpen, env,
-					E_GUI_ID_LOAD_MODEL_MESH, "Open main model file",
-					dialog::model_filters, dialog::model_filter_count);
-				thread.detach();
+				dialog::showFileOpen(env, E_GUI_ID_LOAD_MODEL_MESH,
+					"Open main model file", dialog::model_filters,
+					dialog::model_filter_count);
 				break;
-			}
 			case E_GUI_ID_LOAD_WIELD_MESH:
-			{
-				std::thread thread(dialog::showFileOpen, env,
-					E_GUI_ID_LOAD_WIELD_MESH, "Open wield model file",
-					dialog::model_filters, dialog::model_filter_count);
-				thread.detach();
+				dialog::showFileOpen(env, E_GUI_ID_LOAD_WIELD_MESH,
+					"Open wield model file", dialog::model_filters,
+					dialog::model_filter_count);
 				break;
-			}
 			case E_GUI_ID_ENABLE_WIELD:
 			{
 				ISceneNode *wield = scene->getNode(E_SCENE_ID_WIELD);