You can now setup a website with easy integration of Paypal to accept payment online for your products or services.

Or you can install a shopping cart with your website.Some of the popular shopping cart software such as Cubecart and Zencart should be setup easily by following their setup guides.

You can choose to install the shopping cart software directly from the CPanel, a web hosting management software that included with web hosting plan such as from www.iwebhosting.com.my
Good Luck!

Hi,
Find the correct directory to upload your website.
In some cases, you might see "public_html" in your hosting account which you can access by using FTP software such as FileZilla or CuteFTP.

You can set the homepage in your website as index.html with no much problems.
You always seek helps from hosting providers regarding your problems.
Good Luck!

It is not necessary for you to include the full image url link on your webpage. Just upload the original image folder to your hosting account and try to execute your website and see. Everything will be as same as with the webpage image you saw on your local machine.
It will be advantage for both of the live website at your hosting account and also when you are testing your website on your local machine.