Does your server error logs have any errors to suggest what the issue is?
The directories do not get set to 777 for templates. It is 755 and the template files are 666
The problem is your server is not parsing the templates correct. here is what your server is showing http://www.bghelp.co.uk/adds/templat...d/menubar.tmpl
The code in the template is actually this
Content visible to verified customers only.
You might need to ask your server host if they have a suggestion as it sounds like if everything has been set right there might be something in the server setup that is causing this. http://www.bghelp.co.uk/adds/templat...ategories.tmpl
Every last template is being corrupted by the server it seems.