ModelSim : Altera_Starter_Edition VS Altera_web_edition

ModelSim comparison:

http://www.altera.com/products/software/quartus-ii/modelsim/qts-modelsim-index.html

i just tried mixed language in ModelSim-Altera 6.5b (with 9.1sp1) and got:# ALTERA version supports only a single HDL

this was with a Verilog counter instantiated in VHDL with a VHDL test bench, all separate files.