joomla template desinger templateplazza.com has release a template called eStore Plazza,a template for Joomla+VirtueMart based Online Store site.
eStore Plazza is mainly designed for your Joomla+VirtueMart-based Online Store site, but that's not a dead option, because you can always use this template as another kind of your Joomla site.
VirtueMart has been known as the leading Online-Shop solution on the Joomlasphere and more than 1.5 Million downloads so far. So, if you are one of this 1.5 million VirtueMart users, why don't you you take look around this eStore Plazza template in action and let your eyes decides whether to replace your old J! Online Store template or not.
Also equipped with this template, a Module Sliding Tab based on codaslider jQuery plugin by Nial Doherty, which is allowed you to place 15 module position on it.

Overview
Below is an overview of the template :

• Joomla 1.0.x compatible
• Mambo 4.5.x compatible
• Full CSS/ Tableless design
• 
  Suckerfish Dropdown Menu
• 33  Module Position
• Sliding Tab jQuery
• Fully Collapsible Module Position
• Full width layout
• Already Named Sliced PSD file included
• 
  Tested with IE 6+/IE 7/ Firefox/Opera/Safari/Netscape
• 
  Valid XHTML and CSS