Fixed issue where Timer frame would refuse to close when 0 was given as time.

diff --git a/Timer.lua b/Timer.lua
index 662b55a..918a5c0 100644
--- a/Timer.lua
+++ b/Timer.lua
@@ -75,7 +75,7 @@ function T:Start(seconds, minutes, hours, callback, data)
 	if seconds <= 0 then
 		self.Running = false
 		KT:Msg("Time must be greater than zero.")
-		return
+		return false
 	end
 	if type(callback) == "function" then
 		self:SetCallback(callback)
@@ -89,6 +89,7 @@ function T:Start(seconds, minutes, hours, callback, data)
 	self.Time.Stop = self.Time.Start + seconds
 	self:RunCallback(self:GetAllData(), self.State.START)
 	self.Frame:SetScript("OnUpdate", TimeCheck)
+	return true
 end

 function T:Stop()
diff --git a/TimerFrame.lua b/TimerFrame.lua
index 8526649..3613ef7 100644
--- a/TimerFrame.lua
+++ b/TimerFrame.lua
@@ -86,7 +86,10 @@ function TF:Start(s, m, h)
 	self.Running = true
 	self:InitializeControls()
 	KillTrackTimerFrame:Show()
-	T:Start(s, m, h, function(d, u) TF:UpdateData(d, u) end, nil)
+	if not T:Start(s, m, h, function(d, u) TF:UpdateData(d, u) end, nil) then
+		self:Stop()
+		KillTrackTimerFrame:Hide()
+	end
 end

 function TF:Stop()