fix example modules

git-svn-id: http://svn.net-core.org/repos/t-engine4@1503 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/example/class/Game.lua

@@ -392,7 +392,7 @@ function _M:setupMouse(reset)
 	end, {button=true})
 	-- Use hotkeys with mouse
 	self.mouse:registerZone(self.hotkeys_display.display_x, self.hotkeys_display.display_y, self.w, self.h, function(button, mx, my, xrel, yrel, bx, by, event)
-		self.hotkeys_display:onMouse(button, mx, my, event == "button", function(text) self.tooltip:displayAtMap(nil, nil, self.w, self.h, text) end)
+		self.hotkeys_display:onMouse(button, mx, my, event == "button", function(text) self.tooltip:displayAtMap(nil, nil, self.w, self.h, tostring(text)) end)
 	end)
 	self.mouse:setCurrent()
 end

game/modules/example_realtime/class/Game.lua

@@ -391,7 +391,7 @@ function _M:setupMouse(reset)
 	end, {button=true})
 	-- Use hotkeys with mouse
 	self.mouse:registerZone(self.hotkeys_display.display_x, self.hotkeys_display.display_y, self.w, self.h, function(button, mx, my, xrel, yrel, bx, by, event)
-		self.hotkeys_display:onMouse(button, mx, my, event == "button", function(text) self.tooltip:displayAtMap(nil, nil, self.w, self.h, text) end)
+		self.hotkeys_display:onMouse(button, mx, my, event == "button", function(text) self.tooltip:displayAtMap(nil, nil, self.w, self.h, tostring(text)) end)
 	end)
 	self.mouse:setCurrent()
 end