There are various enhances that are apparent in Virtuemart, such as the mootools powered Cart in the top bar; the quantity wheel for the various number input boxes within Virtuemart, meaning a simple up/down arrow will change the number plus a series of other subtle, but intuitive enhancements.
Download the Virtuemart component from www.virtuemart.net. You will want to unzip this file as it contains several of the installable zips inside, from the component, modules to plugins.
Step 2 : Installation
Go to Extensions > Install/Uninstall in the Joomla administrator. From there, click Choose FIle and find the com_virtuemart.zip file on your computer. Open this and click Upload and install.
Step 3 : Configuration
In order to configure virtuemart, you will need to go to Components > Virtuemart in the Joomla administrator. For more information regarding Virtuemart itself such as how to use it, please go to www.virtuemart.net
Run the plugin
Go to Extensions > Plugin Manager and find System - Mynxx Runonce from the list. Enable the plugin and check to see if Virtuemart is working. Once it is operational, disable the plugin. This is only required if you are using RocketLauncher.
Installation of VM_MynxxStep 1 : Download
The first step is to download the necessary files (we shall assume that you have already setup your Joomla install with the Mynxx template and Virtuemart). The file you require is vm_mynxx.zip which is available from the download section of the RocketTheme site, located in the Mynxx section.
Step 2 : Upload
As Virtuemart does not have an integrated theme installer, you will need to install the template manually. After downloading, unzip the vm_mynxx.zipfile onto your computer which will reveal the vm_mynxx folder. Using your FTP client, such as FileZilla, upload the vm_mynxx folder to /components/com_virtuemart/themes/ on your Joomla install.
Step 3 : Configuration
Now that you have uploaded the theme, you will need to set it to load within Virtuemart itself. To do this, login into the Administrator and go to Components > Virtuemart. From this page, click on the Configuration item in the left column then select the Site tab. You should now see an option termed as Select the theme for your Shop. In the popup list that appears, select vm_mynxx then Save.
The theme should now be install and set to load for Virtuemart.