如何更改drupal 5的视图模块的HTML

I'm using Drupal 5 and have a multitude of views that I want to alter the output of. Using the views wizard, I can create a different template for each instance, but I'm wanting to do the same changes across all my views and having 30 files in the themes directory seams like a hell of a lot of maintenance and code. Does anyone know if there's a default way of addressing all the views at the same time and then using what I currently have for one offs?I'm using Drupal 5 and have a multitude of view