diff --git a/MarketWatch.Designer.cs b/MarketWatch.Designer.cs
index aa97e33..870ab2a 100644
--- a/MarketWatch.Designer.cs
+++ b/MarketWatch.Designer.cs
@@ -249,7 +249,7 @@
 			this.materialLabel3.Name = "materialLabel3";
 			this.materialLabel3.Size = new System.Drawing.Size(162, 18);
 			this.materialLabel3.TabIndex = 6;
-			this.materialLabel3.Text = "Version : 2017.02.03.11";
+			this.materialLabel3.Text = "Version : 2017.02.06.12";
 			// 
 			// lvItems
 			// 
diff --git a/PriceCheck.cs b/PriceCheck.cs
index d710ccf..c6375f8 100644
--- a/PriceCheck.cs
+++ b/PriceCheck.cs
@@ -26,6 +26,9 @@ namespace MarketWatchNS
 		MarketWatch m_Listener = null;
 		bool m_bEnd = false;
 
+		bool m_bCancel = true;
+		int m_iCheckTimeInSec;
+
 		System.Timers.Timer m_Timer = new System.Timers.Timer();
 
 		public PriceCheck(int iSeq, string strCode, string strCodeName, MarketWatch Listener, int iTimeInSec)
@@ -43,14 +46,34 @@ namespace MarketWatchNS
 			m_StockCur.Received += StockCur_Received;
 			m_StockCur.Subscribe();
 
-			m_Timer.Interval = iTimeInSec*1000;
+			m_iCheckTimeInSec = iTimeInSec;
+			m_bCancel = true;
+			m_Timer.Interval = 10*1000;
 			m_Timer.Elapsed += Timer_Elapsed;
 			m_Timer.Start();
 		}
 
 		private void Timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
 		{
-			Stop();
+			if(m_bCancel == true)
+			{
+				if(m_iStartPrice < 0)
+				{
+					Stop();
+				}
+				else
+				{
+					m_Timer.Stop();
+					m_Timer.Interval = (m_iCheckTimeInSec-10)*1000;
+					m_Timer.Start();
+				}
+
+				m_bCancel = false;
+			}
+			else
+			{
+				Stop();
+			}
 		}
 
 		public bool IsEnd()