Made close button fully invisible on mouseover

diff --git a/ChatBubblePool.lua b/ChatBubblePool.lua
index dbcad0b..836a5f5 100644
--- a/ChatBubblePool.lua
+++ b/ChatBubblePool.lua
@@ -303,8 +303,8 @@ function ChatBubblePool.getChatBubble()
 	closeButton:SetPoint("CENTER",chatBubbleBackground,"TOPRIGHT",-4,-4);
 	closeButton:SetScript("OnClick",function(self) closeBubble(newChatBubble) end);
 	closeButton:SetScript("OnEnter",function(self) closeButton:SetAlpha(1) end);
-	closeButton:SetScript("OnLeave",function(self) closeButton:SetAlpha(0.1) end);
-	closeButton:SetAlpha(0.1);
+	closeButton:SetScript("OnLeave",function(self) closeButton:SetAlpha(0) end);
+	closeButton:SetAlpha(0);

 	local nameBoxFrame = CreateFrame("Frame",frameName.."-NameBoxFrame",newChatBubble)
 	nameBoxFrame:SetSize(250,18);