first commit

hrmsEjb/jxl/write/biff/InterfaceHeaderRecord.java

@@ -0,0 +1,15 @@
+package jxl.write.biff;
+
+import jxl.biff.Type;
+import jxl.biff.WritableRecordData;
+
+class InterfaceHeaderRecord extends WritableRecordData {
+  public InterfaceHeaderRecord() {
+    super(Type.INTERFACEHDR);
+  }
+  
+  public byte[] getData() {
+    byte[] data = { -80, 4 };
+    return data;
+  }
+}