[Zope] how to retrieve variables & values from the URL

[Chris Withers]

jacintha menezes wrote:
> 
> Hi,
>    In lookup query when i give the input as Emp_no & submit it , following
> url
> comes in the browser address space.
> 
> http://192.168.222.217:8080/project/Admin/looktool_report?Emp_no=4&SUBMIT=Su
> bmit+Query
> 
>  how can i retrieve the variables & values from the URL using dtml tags

<dtml-var Emp_no>

cheers,

Chruis