Thanks Dive, but I have no texmaker in terminal !!! nor is there any icons on the desktop.
Let me tell you what I did:
I got a DVD of TexLive and installed Texlive by the following command:
perl install-tl -gui text
Then there was a TexMaker Package. I untar the package and after locating some parts as default, as you know, I installed it by:
But, I cannot see how I can launch the now!!!