function countWord4Textarea(textareaID, limit, divInfoID){
	var thediv = document.getElementById(divInfoID);
	var theform = document.getElementById(textareaID);
	var lengthleft = limit - theform.value.length;
	if (lengthleft < 0) {
		thediv.className = "info_text_limit";
		if(lengthleft == 1){
			thediv.innerHTML = (lengthleft * -1) + ' caractère en trop';
		} else {
			thediv.innerHTML = (lengthleft * -1) + ' caractères en trop';
		}
	} else {
		thediv.className = "info_text_valid";
		if(lengthleft == 1){
			thediv.innerHTML = lengthleft + ' caractère restant';
		} else {
			thediv.innerHTML = lengthleft + ' caractères restants';
		}
	}
}