[news.eclipse.platform.rcp] how to add the contents to dynamic help view

[vanithavn@xxxxxx (vv)]

HI,

I am new to eclipse.Now i am doing context sensitive help in my 
project.When i press F1 key, it populate the contents from 
org.eclipse.help.contexts but in that help view they have some links like 
Related topics,search,all topics etc., My problem is how to add the search 
results to dynamic help section in help view related topic link.

Pls respond quickly.....

Thanks in Advance.
vv