function detecte_instruction(recu, langage_source) {
	mot = recu.toLowerCase();
	if(mot == "∠")
		mot = unescape("%u2220");
	
	if(((mot == "lire" || mot == "afficher" || mot == "si" || mot == "alors" || mot == "sinon" || mot == "fin_si" || mot == "tant_que" || mot == "fin_tant_que" || mot == "pour" || mot == "allant_de" || mot == "à" || mot == "fin_pour" || mot == "prend_la_valeur" || mot == "hasard" || mot == "et" || mot == "ou" || mot == "partie_entière" || mot == "partie_décimale" || mot == "valeur_absolue" || mot == "fin_programme") && langage_source == 1) || ((mot == "?" || escape(mot) == "%u2220" || mot == "ifend" || mot == "for" || mot == "to" || mot == "next" || mot == "#ran" || mot == "int" || mot == "frac" || mot == "abs") && langage_source == 2) || ((mot == "input" || mot == "disp" || mot == "end" || mot == "for(" || mot == "rand" || mot == "int(" || mot == "fpart(" || mot == "abs(") && langage_source == 3) || ((mot == "if" || mot == "then" || mot == "else" || mot == "while" || mot == "whileend" || escape(mot) == "%u2192" || mot == "and" || mot == "or" || mot == "stop") && (langage_source == 2 || langage_source == 3)))
		return mot;
	else
		return "undefined";
}

function detecte_signe(mot) {
	if(mot == "=" || mot == "<" || mot == ">" || escape(mot) == "%u2265" || escape(mot) == "%u2264" || escape(mot) == "%u2260")
		return "signe";
	else
		return "undefined";
}

function detecte_operation(mot) {
	if(mot == "+" || mot == "-" || mot == "*" || mot == "/" ||mot == "%" || mot == "^")
		return "operation";
	else
		return "undefined";
}

function detecte_parenthese(mot) {
	if(mot == "(" || mot == ")")
		return "parenthese";
	else
		return "undefined";
}

function detecte_outils(mot, langage_source) {
	mot = mot.toLowerCase();
	if(mot == "racine_carrée" || mot == "exp" || mot == "ln" || (langage_source == 1 && (mot == "hasard" || mot == "partie_décimale" || mot == "partie_entière" || mot == "valeur_absolue")) || (langage_source == 2 && (mot == "#ran" || mot == "int" || mot == "frac" || mot == "abs")) || (langage_source == 3 && (mot == "rand" || mot == "int" || mot == "fpart" || mot == "abs")))
		return "outils";
	else
		return "undefined";
}

function verifie_conditions(mot_recu, ligne) {
	if(conditions_ouvertes - conditions_fermees <= 0)
	{
		erreur_syntaxe[4 * nb_erreurs + 1] = mot_recu;
		erreur_syntaxe[4 * nb_erreurs + 2] = "instruction_illegale";
		erreur_syntaxe[4 * nb_erreurs + 3] = ligne;
		erreur_syntaxe[4 * nb_erreurs + 4] = "conditions";
		nb_erreurs++;
	}
}

function verifie_boucles(mot_recu, ligne, langage) {
	if(boucles_ouvertes - boucles_fermees <= 0)
	{
		erreur_syntaxe[4 * nb_erreurs + 1] = mot_recu;
		erreur_syntaxe[4 * nb_erreurs + 2] = "instruction_illegale";
		erreur_syntaxe[4 * nb_erreurs + 3] = ligne;
		if(langage == 1)
			erreur_syntaxe[4 * nb_erreurs + 4] = "boucles \"Tant_que\"";
		else
			erreur_syntaxe[4 * nb_erreurs + 4] = "boucles \"While\"";
		nb_erreurs++;
	}
}

function verifie_pour(mot_recu, ligne, langage) {
	if(pour_ouverts - pour_fermes <= 0)
	{
		erreur_syntaxe[4 * nb_erreurs + 1] = mot_recu;
		erreur_syntaxe[4 * nb_erreurs + 2] = "instruction_illegale";
		erreur_syntaxe[4 * nb_erreurs + 3] = ligne;
		if(langage == 1)
			erreur_syntaxe[4 * nb_erreurs + 4] = "boucles \"Pour\"";
		else
			erreur_syntaxe[4 * nb_erreurs + 4] = "boucles \"For\"";
		nb_erreurs++;
	}
}

function affiche_resultats() {
	var z, n = 0;
	for(z = 0; z < j; z++)
	{
		if(z == indices[n])
		{
			alert("ok");
			n++;
		}
		alert(code[z]);
	}
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value;
}