You can set the direction that the text your HTML file is read using two text direction fields on the Web Page Editor - Package toolbar:
Text Direction from Left to Right: Sets text direction as from left to right. This is the direction of most Western languages.
Text Direction from Right to Left: Sets text direction as from right to left. This is the direction of languages such as Arabic, Persian, Hebrew).
To change the text direction:
Select the text.
On the Web Page Editor - Package toolbar, click Text Direction from Left to Right or Text Direction from Right to Left to change the direction the text is read.