| ا
a | ب
b | ت
t | ث
ţ | ج
g | ح
ħ | 
| س
s | ش
j | ص
c | ض
đ | ط
ŧ | ظ
ź | 
| م
m | ن
n | ه
h | و
u | ي
i | ء
' | 
| آ
é | أ
á | ؤ
ú | إ
í | ئ
ý | 
| خ
x | د
d | ذ
z | ر
r | ز
ƶ | 
| ع
o | غ
ǵ | ف
f | ق
q | ك
k | ل
l | 
| ة
e | ى
y | َ
â | ُ
û | ِ
î |  | 
| ً
ń | ّ 
· | _
_ | 
"see" Arabic websites and how words are actually spelt !!!
install 
 
Then go to any Arabic page and click the icon  

top right, the website will then be transliterated to roman letters.
The original arabic is left in place so you can translate or listen to any selected text using the Linguist addon