The prerequisites for installing IE in Linux is wine and cabextract. To install these 2 packages in Ubuntu, simply run the following command;
$ sudo apt-get install wine cabextract
Next is to download and run the installer script provided by the nice guys at the IEs4Linux project;
$ wget http://www.tatanka.com.br/ies4linux/downloads/ies4linux-latest.tar.gz $ tar xf ies4linux-latest.tar.gz $ ies4linux-*/ies4linux
The installer will then download and install the neccessary files and programs after clicking the Ok button at the following screen;
In the end, just execute the following command to run the installed Internet Explorer version of choice;
$ ~/bin/ie6