diff --git a/src/ai/ai_gui.cpp b/src/ai/ai_gui.cpp
--- a/src/ai/ai_gui.cpp
+++ b/src/ai/ai_gui.cpp
@@ -244,7 +244,7 @@ static const NWidgetPart _nested_ai_list
 		NWidget(WWT_DEFSIZEBOX, COLOUR_MAUVE),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIL_LIST), SetMinimalSize(188, 112), SetFill(1, 1), SetResize(1, 1), SetDataTip(0x501, STR_AI_LIST_TOOLTIP), SetScrollbar(WID_AIL_SCROLLBAR),
+		NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIL_LIST), SetMinimalSize(188, 112), SetFill(1, 1), SetResize(1, 1), SetMatrixDataTip(1, 5, STR_AI_LIST_TOOLTIP), SetScrollbar(WID_AIL_SCROLLBAR),
 		NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, WID_AIL_SCROLLBAR),
 	EndContainer(),
 	NWidget(WWT_PANEL, COLOUR_MAUVE, WID_AIL_INFO_BG), SetMinimalTextLines(8, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 0),
@@ -593,7 +593,7 @@ static const NWidgetPart _nested_ai_sett
 		NWidget(WWT_DEFSIZEBOX, COLOUR_MAUVE),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIS_BACKGROUND), SetMinimalSize(188, 182), SetResize(1, 1), SetFill(1, 0), SetDataTip(0x501, STR_NULL), SetScrollbar(WID_AIS_SCROLLBAR),
+		NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIS_BACKGROUND), SetMinimalSize(188, 182), SetResize(1, 1), SetFill(1, 0), SetMatrixDataTip(1, 5, STR_NULL), SetScrollbar(WID_AIS_SCROLLBAR),
 		NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, WID_AIS_SCROLLBAR),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
@@ -677,13 +677,13 @@ static const NWidgetPart _nested_ai_conf
 		EndContainer(),
 		NWidget(WWT_FRAME, COLOUR_MAUVE), SetDataTip(STR_AI_CONFIG_AI, STR_NULL), SetPadding(0, 5, 0, 5),
 			NWidget(NWID_HORIZONTAL),
-				NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIC_LIST), SetMinimalSize(288, 112), SetFill(1, 0), SetDataTip(0x801, STR_AI_CONFIG_AILIST_TOOLTIP), SetScrollbar(WID_AIC_SCROLLBAR),
+				NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIC_LIST), SetMinimalSize(288, 112), SetFill(1, 0), SetMatrixDataTip(1, 8, STR_AI_CONFIG_AILIST_TOOLTIP), SetScrollbar(WID_AIC_SCROLLBAR),
 				NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, WID_AIC_SCROLLBAR),
 			EndContainer(),
 		EndContainer(),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 9),
 		NWidget(WWT_FRAME, COLOUR_MAUVE), SetDataTip(STR_AI_CONFIG_GAMESCRIPT, STR_NULL), SetPadding(0, 5, 4, 5),
-			NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIC_GAMELIST), SetMinimalSize(288, 14), SetFill(1, 0), SetDataTip(0x101, STR_AI_CONFIG_GAMELIST_TOOLTIP),
+			NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_AIC_GAMELIST), SetMinimalSize(288, 14), SetFill(1, 0), SetMatrixDataTip(1, 1, STR_AI_CONFIG_GAMELIST_TOOLTIP),
 		EndContainer(),
 		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(7, 0, 7),
 			NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_AIC_CHANGE), SetFill(1, 0), SetMinimalSize(93, 12), SetDataTip(STR_AI_CONFIG_CHANGE, STR_AI_CONFIG_CHANGE_TOOLTIP),