Can you some explain exactly what click jack is please and can you get it from websites like youtube google video metacafe etc etc

maybe i have not been too clear i have recently just heard of clickjacking and just like to know what it is i know it is malware and that it is a diguised site that is over another site thats means not on the site you think you are but how does someone get clickjacked in the first place how does this process start

And can you get infected by sites like youtube metacafe etc ??

i heard its from javascript and videos like youtube ??

Also the noscript add on from fireofx is too complicated please help comodo

Try this article on Wikipedia: Clickjacking - Wikipedia .