To find the module positions in your Joomla 1.0.x or  Joomla  1.5.x template simply add  the following  to your URL /index.php?tp=1 for eg. if your domain name is www.mydomain.com,  then to find the module position type in the addressbar www.mydomain.com/index.php?tp=1

In Joomla 1.0.x we can add new module positions by going to Site -> Template manager -> module positions (total 50 places). [Add your position] However in Joomla 1.5.x we need to add the module positions within the templatedetails.xml under the active template folder <positions> <position>hornav</position> <position>breadcrumbs</position> <position>banner</position> <position>left</position> <position>right</position> <position>top</position> <position>search</position> <position>topsl</position> <position>user1</position> <position>user2</position> […]