Improved handling of invisible inputfields.
Improved handling of invisible inputfields.

thorsteneckel/otrs,xhoy/otrs,rudy500/otrs,nilei/otrs,xhoy/otrs,thorsteneckel/otrs,crythias/otrs,xhoy/otrs,MBRG/otrs,MBRG/otrs,nilei/otrs,xhoy/otrs,thorsteneckel/otrs,rudy500/otrs,mburggraf/otrs,rudy500/otrs,crythias/otrs,s7design/otrs,s7design/otrs,s7design/otrs,nilei/otrs,thorsteneckel/otrs,nilei/otrs,mburggraf/otrs,MBRG/otrs,nilei/otrs,rudy500/otrs,mburggraf/otrs,s7design/otrs,crythias/otrs,s7design/otrs,mburggraf/otrs,rudy500/otrs,xhoy/otrs,MBRG/otrs,thorsteneckel/otrs,crythias/otrs,MBRG/otrs,mburggraf/otrs,crythias/otrs