Navigation

While browsing this tutorial, you will find icons at the top and at the bottom of your window:

• use the "next" arrow on the right hand side to jump to the next step.
• use the "back" arrow on the left hand side to jump to the previous step.
• use the "table of contents" button to jump to table of contents.

Each time you see this icon , click on it to hear the corresponding word or sentence.

Press "next" arrow to continue...