Warning: 
the sample files described below have only been tested with Eclipse 2.1.2
They may not work with other versions.

Eclipsejmeter.launch
--------------------

This file is a sample launch file for running JMeter under Eclipse

Copy it to the following directory under the workspace:

.metadata\.plugins\org.eclipse.debug.core\.launches

It should then appear in the Run menu.

You will need to set the JMeter project name before use -
Just use the browse button.