first commit

hrmsEjb/jxl/write/biff/MarginRecord.java

@@ -0,0 +1,20 @@
+package jxl.write.biff;
+
+import jxl.biff.DoubleHelper;
+import jxl.biff.Type;
+import jxl.biff.WritableRecordData;
+
+abstract class MarginRecord extends WritableRecordData {
+  private double margin;
+  
+  public MarginRecord(Type t, double v) {
+    super(t);
+    this.margin = v;
+  }
+  
+  public byte[] getData() {
+    byte[] data = new byte[8];
+    DoubleHelper.getIEEEBytes(this.margin, data, 0);
+    return data;
+  }
+}