diff --git a/src/main/java/cokr/xit/fims/rent/web/Rent04Controller.java b/src/main/java/cokr/xit/fims/rent/web/Rent04Controller.java
index e1737b25..c8c88758 100644
--- a/src/main/java/cokr/xit/fims/rent/web/Rent04Controller.java
+++ b/src/main/java/cokr/xit/fims/rent/web/Rent04Controller.java
@@ -5,10 +5,13 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import javax.annotation.Resource;
 
+import org.apache.poi.ss.usermodel.CellStyle;
 import org.apache.poi.xssf.usermodel.XSSFCell;
 import org.apache.poi.xssf.usermodel.XSSFRow;
 import org.apache.poi.xssf.usermodel.XSSFSheet;