The LG SDK 1.3 for the Java™ ME Platform has been released. This release of LG SDK for the Java™ ME platform contains changes to the user interface for emulation of JSR 256 Mobile Sensor API, user interface for selection of a device skin from the Ktoolbar, and user interface of the Device Manager. On-Device Debugging platform (required tools and devices) is provided and the NetBeans IDE is supported. LG Cell phone Software
LG Java SDK 1.3 download link: http://developer.lgmobile.com/

I was so amazed to find this tutorial about how to make your LG Vu applications fullscreen. This is really a great work I found on Samsung forum and I belive that I would be work on LG Vu perfectly, So here I share it to you guys. enjoy! LG Phone Problem and solution
IF YOU ARE WORKING WITH A .jar FILE
Step 1: Locate file and right click
Step 2: Hover mouse over Open With and select WinRAR Archiver
Step 3: Open the folder META-INF or something of the like
Step 4: Open up the document MANIFEST.MF
Step 5: Add this code (it doesn’t matter where)
MIDlet-Touch-Support: True
UseNativeTextButtons: false
ReverseSoftkeys: true
UseNativeCommands: false
LGE-MIDlet-TargetLCD-Height: 400
LGE-MIDlet-TargetLCD-Width: 240
Step 6: Save and close
Step 7: Test to see if it worked (i.e. send to your LG Vu)
Both two dictionaries are free java applications/software for LG Vu, you can download them to your PC and transfer them to your phone via the data cable, then run the .jad or .jar file on your LG VU.
1. BabelDict download: JAD file (BabelDict-1.7.0.jad) and JAR file (BabelDict-1.7.0.jar)