My favorite eclipse plugins

Web Tools (WTP)Help -> Install New Software...

Click [ Add... ]
Location: http://download.eclipse.org/webtools/updates/
Check: Project Provided Components
Check: Web Tools Platform (WTP) 3.1.1
Click [ Next > ]

Click [ Next > ]
Check: I accept the terms of the license agreements
Click [ Finish ]
Wait about 15 minutes. When it warns you about installing software that contains unsigned content, click [ OK ]

Galileo

Help -> Install New Software...
Click [ Add... ]
Location: http://download.eclipse.org/releases/galileo/
Check: Database Development
Check: Programming Languages

Check: Web, XML, and Java EE Development

Click [ Next > ]

Subclipse

Help -> Install New Software...

Click [ Add... ]

Location: http://subclipse.tigris.org/update_1.0.x

Check: Project Provided Components

Click [ Next... ]