(1) The main dashboard isn’t designed to work with touch devices through the tablet and smartphone browsers. If it is the app written by wordpress you need to inquire over at http://android.forums.wordpress.org/
(2) Exactly which browser and version of it are you using. If you don’t know click here to find out > http://whatsmyuseragent.com/
Note: If you are running IE9 in compatibility mode then be aware that it renders as IE7 and IE7 is not supported.