update tooltips geologische_karte

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3657 e100092c-b5e6-494f-8bdf-19c1ff2a4001
replace existing opacity slider with customized image, according to definitions at #5028

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3658 e100092c-b5e6-494f-8bdf-19c1ff2a4001
explicitely name class because arguments.callee is forbidden in 'use strict' (r3656)


git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3659 e100092c-b5e6-494f-8bdf-19c1ff2a4001
small corrections for #5028. It looks better on both sides now

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3660 e100092c-b5e6-494f-8bdf-19c1ff2a4001
making texts in slider movers smaller. part of #5027

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3661 e100092c-b5e6-494f-8bdf-19c1ff2a4001
adding year indicator on both sides of opacity slider in compare tab. Suberflous information for customer...#5025

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3662 e100092c-b5e6-494f-8bdf-19c1ff2a4001