EPCM.doNavigate() Does not work from html

Hi all,

this A herf does not work anyone has an idea how to make it work??????????

<a href=""onclick="javascript:EPCM.doNavigate('ROLES://portal_content/com.tsl.eTower/com.tsl.Roles/com.tsl.etower.Manufacturing_and_Tech_document/com.tsl.manufactoringTechDocs/com.tsl.assemblyAndFT','','','','2');return false;">Assembly & Final Test </a>

I hope you can help me because i have no more ideas

by the way i have two ways of connecting to the portal :

the first one is a short name(it works there)

the second is the full name(it doesn't work there and the portal seems to be just fine)

so once again

H E L P

have a lovely weekend,

Yoav