diff --git a/src/java/org/apache/poi/hssf/usermodel/HSSFHeader.java b/src/java/org/apache/poi/hssf/usermodel/HSSFHeader.java
index 5324b5c8c..74b72851f 100644
--- a/src/java/org/apache/poi/hssf/usermodel/HSSFHeader.java
+++ b/src/java/org/apache/poi/hssf/usermodel/HSSFHeader.java
@@ -28,188 +28,229 @@ import org.apache.poi.hssf.record.HeaderRecord;
  * that return the characters used to represent these.  One can also change the
  * fonts by using similar methods.
  * <P>
+ *
  * @author Shawn Laubach (slaubach at apache dot org)
  */
-public class HSSFHeader extends Object {
+public class HSSFHeader
+{
 
-  HeaderRecord headerRecord;
-  String left;
-  String center;
-  String right;
+    HeaderRecord headerRecord;
+    String left;
+    String center;
+    String right;
 
-  /**
-   * Constructor.  Creates a new header interface from a header record
-   * @param headerRecord Header record to create the header with
-   */
-  protected HSSFHeader(HeaderRecord headerRecord) {
-    this.headerRecord = headerRecord;
-    String head = headerRecord.getHeader();
-    while (head != null && head.length() > 1) {
-	int pos = head.length();
-	switch (head.substring(1, 2).charAt(0)) {
-	case 'L' :
- 	    if (head.indexOf("&C") >= 0) {
-		pos = Math.min(pos, head.indexOf("&C"));
-	    } 
-	    if (head.indexOf("&R") >= 0) {
-		pos = Math.min(pos, head.indexOf("&R"));
-	    } 
-	    left = head.substring(2, pos);
-	    head = head.substring(pos);
-	    break;
-	case 'C' : 
-	    if (head.indexOf("&L") >= 0) {
-		pos = Math.min(pos, head.indexOf("&L"));
-	    } 
-	    if (head.indexOf("&R") >= 0) {
-		pos = Math.min(pos, head.indexOf("&R"));
-	    } 
-	    center = head.substring(2, pos);
-	    head = head.substring(pos);
-	    break;
-	case 'R' : 
- 	    if (head.indexOf("&C") >= 0) {
-		pos = Math.min(pos, head.indexOf("&C"));
-	    } 
-	    if (head.indexOf("&L") >= 0) {
-		pos = Math.min(pos, head.indexOf("&L"));
-	    } 
-	    right = head.substring(2, pos);
-	    head = head.substring(pos);
-	    break;
-	default : head = null;
-	}
+    /**
+     * Constructor.  Creates a new header interface from a header record
+     *
+     * @param headerRecord Header record to create the header with
+     */
+    protected HSSFHeader( HeaderRecord headerRecord )
+    {
+        this.headerRecord = headerRecord;
+        String head = headerRecord.getHeader();
+        while ( head != null && head.length() > 1 )
+        {
+            int pos = head.length();
+            switch ( head.substring( 1, 2 ).charAt( 0 ) )
+            {
+                case 'L':
+                    if ( head.indexOf( "&C" ) >= 0 )
+                    {
+                        pos = Math.min( pos, head.indexOf( "&C" ) );
+                    }
+                    if ( head.indexOf( "&R" ) >= 0 )
+                    {
+                        pos = Math.min( pos, head.indexOf( "&R" ) );
+                    }
+                    left = head.substring( 2, pos );
+                    head = head.substring( pos );
+                    break;
+                case 'C':
+                    if ( head.indexOf( "&L" ) >= 0 )
+                    {
+                        pos = Math.min( pos, head.indexOf( "&L" ) );
+                    }
+                    if ( head.indexOf( "&R" ) >= 0 )
+                    {
+                        pos = Math.min( pos, head.indexOf( "&R" ) );
+                    }
+                    center = head.substring( 2, pos );
+                    head = head.substring( pos );
+                    break;
+                case 'R':
+                    if ( head.indexOf( "&C" ) >= 0 )
+                    {
+                        pos = Math.min( pos, head.indexOf( "&C" ) );
+                    }
+                    if ( head.indexOf( "&L" ) >= 0 )
+                    {
+                        pos = Math.min( pos, head.indexOf( "&L" ) );
+                    }
+                    right = head.substring( 2, pos );
+                    head = head.substring( pos );
+                    break;
+                default :
+                    head = null;
+            }
+        }
     }
-  }
 
-  /**
-   * Get the left side of the header.
-   * @return The string representing the left side.
-   */
-  public String getLeft() {
-    return left;
-  }
+    /**
+     * Get the left side of the header.
+     *
+     * @return The string representing the left side.
+     */
+    public String getLeft()
+    {
+        return left;
+    }
 
-  /**
-   * Sets the left string.
-   * @newLeft The string to set as the left side.
-   */
-  public void setLeft(String newLeft) {
-    left = newLeft;
-    createHeaderString();
-  }
+    /**
+     * Sets the left string.
+     *
+     * @param newLeft The string to set as the left side.
+     */
+    public void setLeft( String newLeft )
+    {
+        left = newLeft;
+        createHeaderString();
+    }
 
-  /**
-   * Get the center of the header.
-   * @return The string representing the center.
-   */
-  public String getCenter() {
-    return center;
-  }
+    /**
+     * Get the center of the header.
+     *
+     * @return The string representing the center.
+     */
+    public String getCenter()
+    {
+        return center;
+    }
 
-  /**
-   * Sets the center string.
-   * @newLeft The string to set as the center.
-   */
-  public void setCenter(String newCenter) {
-    center = newCenter;
-    createHeaderString();
-  }
+    /**
+     * Sets the center string.
+     *
+     * @param newCenter The string to set as the center.
+     */
+    public void setCenter( String newCenter )
+    {
+        center = newCenter;
+        createHeaderString();
+    }
 
-  /**
-   * Get the right side of the header.
-   * @return The string representing the right side.
-   */
-  public String getRight() {
-    return right;
-  }
+    /**
+     * Get the right side of the header.
+     *
+     * @return The string representing the right side.
+     */
+    public String getRight()
+    {
+        return right;
+    }
 
-  /**
-   * Sets the right string.
-   * @newLeft The string to set as the right side.
-   */
-  public void setRight(String newRight) {
-    right = newRight;
-    createHeaderString();
-  }
+    /**
+     * Sets the right string.
+     *
+     * @param newRight The string to set as the right side.
+     */
+    public void setRight( String newRight )
+    {
+        right = newRight;
+        createHeaderString();
+    }
 
-  /**
-   * Creates the complete header string based on the left, center, and middle
-   * strings.
-   */
-  private void createHeaderString() {
-    headerRecord.setHeader(
-    "&C" + (center == null ? "" : center) +
-    "&L" + (left == null ? "" : left) +
-    "&R" + (right == null ? "" : right));
-    headerRecord.setHeaderLength((byte)headerRecord.getHeader().length());
-  }
+    /**
+     * Creates the complete header string based on the left, center, and middle
+     * strings.
+     */
+    private void createHeaderString()
+    {
+        headerRecord.setHeader( "&C" + ( center == null ? "" : center ) +
+                "&L" + ( left == null ? "" : left ) +
+                "&R" + ( right == null ? "" : right ) );
+        headerRecord.setHeaderLength( (byte) headerRecord.getHeader().length() );
+    }
 
-  /**
-   * Returns the string that represents the change in font size.
-   * @param size the new font size
-   * @return The special string to represent a new font size
-   */
-  public static String fontSize(short size) {
-    return "&" + size;
-  }
+    /**
+     * Returns the string that represents the change in font size.
+     *
+     * @param size the new font size
+     * @return The special string to represent a new font size
+     */
+    public static String fontSize( short size )
+    {
+        return "&" + size;
+    }
 
-  /**
-   * Returns the string that represents the change in font.
-   * @param font the new font
-   * @param style the fonts style
-   * @return The special string to represent a new font size
-   */
-  public static String font(String font, String style) {
-    return "&\"" + font + "," + style + "\"";
-  }
+    /**
+     * Returns the string that represents the change in font.
+     *
+     * @param font  the new font
+     * @param style the fonts style
+     * @return The special string to represent a new font size
+     */
+    public static String font( String font, String style )
+    {
+        return "&\"" + font + "," + style + "\"";
+    }
 
-  /**
-   * Returns the string representing the current page number
-   * @return The special string for page number
-   */
-  public static String page() {
-    return "&P";
-  }
+    /**
+     * Returns the string representing the current page number
+     *
+     * @return The special string for page number
+     */
+    public static String page()
+    {
+        return "&P";
+    }
 
-  /**
-   * Returns the string representing the number of pages.
-   * @return The special string for the number of pages
-   */
-  public static String numPages() {
-    return "&N";
-  }
+    /**
+     * Returns the string representing the number of pages.
+     *
+     * @return The special string for the number of pages
+     */
+    public static String numPages()
+    {
+        return "&N";
+    }
 
-  /**
-   * Returns the string representing the current date
-   * @return The special string for the date
-   */
-  public static String date() {
-    return "&D";
-  }
+    /**
+     * Returns the string representing the current date
+     *
+     * @return The special string for the date
+     */
+    public static String date()
+    {
+        return "&D";
+    }
 
-  /**
-   * Returns the string representing the current time
-   * @return The special string for the time
-   */
-  public static String time() {
-    return "&T";
-  }
+    /**
+     * Returns the string representing the current time
+     *
+     * @return The special string for the time
+     */
+    public static String time()
+    {
+        return "&T";
+    }
 
-  /**
-   * Returns the string representing the current file name
-   * @return The special string for the file name
-   */
-  public static String file() {
-    return "&F";
-  }
+    /**
+     * Returns the string representing the current file name
+     *
+     * @return The special string for the file name
+     */
+    public static String file()
+    {
+        return "&F";
+    }
 
-  /**
-   * Returns the string representing the current tab (sheet) name
-   * @return The special string for tab name
-   */
-  public static String tab() {
-    return "&A";
-  }
+    /**
+     * Returns the string representing the current tab (sheet) name
+     *
+     * @return The special string for tab name
+     */
+    public static String tab()
+    {
+        return "&A";
+    }
 }