30-day trial version: http://www.sencha.com/products/download/
GPL version: http://www.sencha.com/legal/GPL/
You can also use a CDN way, so you don't need to put the inventory on your own computer
30-day trial version: http://www.sencha.com/products/download/
GPL version: http://www.sencha.com/legal/GPL/
You can also use a CDN way, so you don't need to put the inventory on your own computer