We are working on it. For more information please visit: http://www.kongregate.com/forums/32139-the-perfect-tower/topics/613201-known-issues-regarding-webgl
Would it be okay to make a save formation layout? so that we can change from idle to clicker in just one button, and we can save our favorite formation.
Get heal first, then all the xp bonus from the skill tree. craft some of your artifacts with hp and mp regen, then get the other elemental skills. Hope this helps
Are you playing the live version or the development build?