For computationally intensive tasks you may consider downloading the standalone version of SupeRNAlign.
The latest version can be obtained from BitBucket repository:
Download SupeRNAlign (.zip file)
Please keep in mind that you need to install an older version of R3D Align (available here) in order to use it with SupeRNAlign.
A detailed tutorial is available.Laboratory of Bioinformatics and Protein Engineering
Trojdena 4, 02-109 Warsaw, POLAND