Firstly, I missed Superku's question regarding vector functions. "do all appropriate vec commands allow this?" Anwser:: some do, some dont. Its worth testing them yourself because some that do return the result vector ARENT shown as doing so be the manual... Bloody 'undocumented features' ...
"There is no fate but what WE make." - CEO Cyberdyne Systems Corp. A8.30.5 Commercial