diff --git a/aegisub/auto4_lua.cpp b/aegisub/auto4_lua.cpp
index cd3049bcb..488fb665c 100644
--- a/aegisub/auto4_lua.cpp
+++ b/aegisub/auto4_lua.cpp
@@ -198,6 +198,8 @@ namespace Automation4 {
 			lua_pushcfunction(L, luaopen_string); lua_call(L, 0, 0);
 			lua_pushcfunction(L, luaopen_table); lua_call(L, 0, 0);
 			lua_pushcfunction(L, luaopen_math); lua_call(L, 0, 0);
+			lua_pushcfunction(L, luaopen_io); lua_call(L, 0, 0);
+			lua_pushcfunction(L, luaopen_os); lua_call(L, 0, 0);
 			_stackcheck.check(0);
 			// dofile and loadfile are replaced with include
 			lua_pushnil(L);
diff --git a/aegisub/dialog_automation.cpp b/aegisub/dialog_automation.cpp
index 9c3e8cf28..f0fc84374 100644
--- a/aegisub/dialog_automation.cpp
+++ b/aegisub/dialog_automation.cpp
@@ -186,7 +186,7 @@ void DialogAutomation::OnAdd(wxCommandEvent &evt)
 		catchall.RemoveLast();
 	}
 	if (factories.size() > 1) {
-		fnfilter = _T("All script formats|") + catchall + _T("|") + fnfilter;
+		fnfilter = _T("All supported scripts|") + catchall + _T("|") + fnfilter;
 	}
 
 	wxString fname = wxFileSelector(_("Add Automation script"), Options.AsText(_T("Last open automation path")), wxEmptyString, wxEmptyString, fnfilter, wxOPEN|wxFILE_MUST_EXIST, this);
@@ -272,13 +272,13 @@ void DialogAutomation::OnInfo(wxCommandEvent &evt)
 	}
 
 	if (ei) {
-		info += wxString::Format(_("\nScript info:\nName: %s\nDescription: %s\nAuthor: %s\nVersion: %s\nFull path: %s\nCorrectly initialised: %s"),
+		info += wxString::Format(_("\nScript info:\nName: %s\nDescription: %s\nAuthor: %s\nVersion: %s\nFull path: %s\nState: %s"),
 			ei->script->GetName().c_str(),
 			ei->script->GetDescription().c_str(),
 			ei->script->GetAuthor().c_str(),
 			ei->script->GetVersion().c_str(),
 			ei->script->GetFilename().c_str(),
-			ei->script->GetLoadedState() ? _("Yes") : _("No"));
+			ei->script->GetLoadedState() ? _("Correctly loaded") : _("Failed to load"));
 	}
 
 	wxMessageBox(info, _("Automation Script Info"));
diff --git a/aegisub/dialog_options.cpp b/aegisub/dialog_options.cpp
index e5c6611b3..405f28138 100644
--- a/aegisub/dialog_options.cpp
+++ b/aegisub/dialog_options.cpp
@@ -564,6 +564,11 @@ DialogOptions::DialogOptions(wxWindow *parent)
 		control = new wxComboBox(autoPage,-1,_T(""),wxDefaultPosition,wxDefaultSize,3,prio_choices,wxCB_READONLY|wxCB_DROPDOWN);
 		Bind(control, _T("Automation Thread Priority"));
 		autoSizer2->Add(control, 1, wxEXPAND);
+		autoSizer2->Add(new wxStaticText(autoPage,-1,_("Autoreload on Export: ")),0,wxALIGN_CENTER_VERTICAL | wxRIGHT,10);
+		wxString reload_choices[4] = { _("No scripts"), _("Subtitle-local scripts"), _("Global autoload scripts"), _("All scripts") };
+		control = new wxComboBox(autoPage,-1,_T(""),wxDefaultPosition,wxDefaultSize,4,reload_choices,wxCB_READONLY|wxCB_DROPDOWN);
+		Bind(control, _T("Automation Autoreload Mode"));
+		autoSizer2->Add(control, 1, wxEXPAND);
 
 		// Sizers
 		autoSizer1->Add(autoSizer2,1,wxEXPAND | wxALL,5);
diff --git a/aegisub/frame_main.cpp b/aegisub/frame_main.cpp
index 9ab017bf1..05ca842a6 100644
--- a/aegisub/frame_main.cpp
+++ b/aegisub/frame_main.cpp
@@ -972,7 +972,7 @@ void FrameMain::SynchronizeProject(bool fromSubs) {
 
 			scripts_string += scriptfn;
 		}
-		subs->SetScriptInfo(_T("Automation 4 Scripts"), scripts_string);
+		subs->SetScriptInfo(_T("Automation Scripts"), scripts_string);
 	}
 }
 
diff --git a/aegisub/frame_main_events.cpp b/aegisub/frame_main_events.cpp
index 5ac6d1afb..9833f9c47 100644
--- a/aegisub/frame_main_events.cpp
+++ b/aegisub/frame_main_events.cpp
@@ -730,10 +730,27 @@ void FrameMain::OnNewSubtitles(wxCommandEvent& WXUNUSED(event)) {
 ////////////////////
 // Export subtitles
 void FrameMain::OnExportSubtitles(wxCommandEvent & WXUNUSED(event)) {
-	//wxString filename = wxFileSelector(_T("Export subtitles file"),_T(""),_T(""),_T(""),_T("Advanced Substation Alpha (*.ass)|*.ass"),wxSAVE | wxOVERWRITE_PROMPT);
-	//if (!filename.empty()) {
-	//	AssFile::top->Export(filename);
-	//}
+	int autoreload = Options.AsInt(_T("Automation Autoreload Mode"));
+	if (autoreload & 1) {
+		// Local scripts
+		const std::vector<Automation4::Script*> scripts = local_scripts->GetScripts();
+		for (size_t i = 0; i < scripts.size(); ++i) {
+			try {
+				scripts[i]->Reload();
+			}
+			catch (const wchar_t *e) {
+				wxLogError(e);
+			}
+			catch (...) {
+				wxLogError(_T("An unknown error occurred reloading Automation script '%s'."), scripts[i]->GetName().c_str());
+			}
+		}
+	}
+	if (autoreload & 1) {
+		// Global scripts
+		wxGetApp().global_scripts->Reload();
+	}
+
 	DialogExport exporter(this);
 	exporter.ShowModal();
 }
diff --git a/aegisub/options.cpp b/aegisub/options.cpp
index 87c94f8ca..3f615ba6b 100644
--- a/aegisub/options.cpp
+++ b/aegisub/options.cpp
@@ -176,6 +176,7 @@ void OptionsManager::LoadDefaults() {
 	SetText(_T("Automation Autoload Path"), AegisubApp::folderName + _T("automation/autoload/"));
 	SetInt(_T("Automation Trace Level"), 3);
 	SetInt(_T("Automation Thread Priority"), 1); // "below normal"
+	SetInt(_T("Automation Autoreload Mode"), 0); // never
 
 	// Generate colors
 	wxColour tempCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);