hi! sorry for my english,but i'm from italy,and i was study english only wen i was child.. i had a problem whit Coolvl viewer..in xubuntu13.10 32bit..on the sturt-up,an pop-up told me that media-webkit-plugin was failed..then i have solved..but i don't know... two days ago i do the upgrade from 13.10 32bit..to 14.04 64(!) ..and i have now that problem!..but i don't know what i can do to solve.. (COOLvl viewer was write for 32bit..but x64cpu can work great whit i386application)i try to install all the gstream libraries..and some Qt libraries... then the problem rest.. i try to install singularity viewer.. it work very well..but i have that problem(whitout popup message..)only can't play video media in streamig(only audio).. i try to install SLviewer... but the problem are same (whit all the 3 viewer..) back to 13.10 it's a stupid idea...and it's not sure that i can solve again.. somebody can help me please?? i have also disabled the firewall ..sudo ufw disable... but the situation don't change! it's possible to install quicktime from wine? i think no..or it's a possible solution?? help me pleae.... sorry for my english :)