Arabic Language has etperienced many threats from the very time of the advent of Islam up to now. These threats are doubled in the modern time. Among these threats we can refer to the we of colloquialism or writing in latin alphabets forwhich somer have reactrd positively. Specially in chatting. The output of this process haslead to creation of a Language called .the Language of chat. Microsaft corporation has produced a program called maren which helps to write Arabic in Latin. The other threats on the Internet endangering the Arabic Language is the registeration of some websites in latin orthography and the entrance of some English terms in the Arabic Language the present article tries to study these threats under the trem cultural invusion against Islam and Arabic Language.