У вашего броузера проблема в совместимости с HTML5
miauu's Spline Deformer allows you to manipulate rows of edges as if they were splines. The big advantage is that you can use Soft Selection to helps you on the modeling process. Now all is up to you and your imagination. This is a commercial script for 3dsMax. You can find more information here: http://miauumaxscript.blogspot.com/p/miauus-spline-deformer.html