File list (Check if you may need any files):
IPMsg.src
.........\ConfDlg.java
.........\Cp932.java
.........\images
.........\......\ipmsg.gif
.........\ipmsg
.........\.....\BroadcastSend.java
.........\.....\IPMAddress.java
.........\.....\IPMByteBuffer.java
.........\.....\IPMComEvent.java
.........\.....\IPMComListener.java
.........\.....\IPMEvent.java
.........\.....\IPMListener.java
.........\.....\IPMPack.java
.........\.....\IPMProxy.java
.........\.....\IPMProxyEvent.java
.........\.....\IPMRecv.java
.........\.....\IPMSend.java
.........\.....\IPMsg.java
.........\.....\NormalSend.java
.........\.....\resources.properties
.........\.....\resources_ja.properties
.........\.....\resources_ja.properties.euc
.........\.....\resources_ja.properties.sjis
.........\JP
.........\..\digitune
.........\..\........\gui
.........\..\........\...\MsgBox.java
.........\..\........\...\resources.properties
.........\..\........\...\YesNoBox.java
.........\..\........\util
.........\..\........\....\ByteBuffer.java
.........\..\........\....\MessageDigester.java
.........\..\........\....\ResourceProperties.java
.........\..\........\....\SortVector.java
.........\..\........\....\StringReplacer.java
.........\Main.java
.........\MainWindow.java
.........\RecvDlg.java
.........\RetryDlg.java
.........\SendDlg.java