Easiest way to switch between schemas just with a click of button using sqqldeveloper

Easiest way to switch between schemas just with a click of button in sqldeveloper 3.2 or lower versions.This doesnt work with sqldev 4 or higher

General :  
The Schema Select extension for Oracle SQL Developer provides a convenient drop-down list which lets you choose the current schema in a sql worksheet. It also allows you to specify a default schema for newly opened worksheets.

Features:

• Default schema can be specified in connection name
  
  
• Current schema can be selected from a drop-down list
  
  
• Works in Oracle SQL Developer versions 3.0, 2.1 and 1.5
  
  
• Support for Oracle, MySQL and MS Sqlserver databases
  
  
• Easily extendable to support other databases
  
  

This extension was created using Oracle JDeveloper and the IDE Extension SDK.

download it from :

http://javaforge.com/project/schemasel

direct download   >>>
http://javaforge.com/displayDocument/oracle.sqldeveloper.thirdparty.schemaselect.jar?doc_id=80273