Use Simple Products as Configurable Products - Custom Options Magento Extension
Now you do not need to create 100s of simple products just to make 1 configurable product. Get rid of the complexities by using Custom options pricing module by FME, which allows you to create group of options and attach with simple products. You can add image based options as well. This extension has built in CSV pricing feature which is wonderful for variable sized products' pricing.
You can also define sorting order of custom options. These options can be dependent or independent, and can be text boxes, checkbox, radio, image based options etc. This extension has 3 in 1 functionality. Please check the demo fore more information.
https://www.magentocommerce.com/mage...s-pricing.html