var id_page="moteur_diesel";
var id_tra_deri="_csg_";

var coord_="0<Fichiers locaux<../s3_ae.gif<<0<; 1<Introduction<../s3_ae.gif<<1<; 90<hr<<<; 2<Présentation<photos/cyl4.gif<2<2<; 7<Principe<photos/cyl1.gif<7<7<; 5<Les données<photos/sa_rc.jpg<5<5<; 6<Les formules<photos/diesel3.gif<6<6<; 8<Moteurs SMIM (Fressinea)<photos/fr_groupe3_rc.jpg<8<8<; 91<hr<<<; 9<Didacticiel<../s3_ae.gif<9<9<; 92<hr<<<; 3<Alphonse Beau de Rochas<photos/beau_de_rochas.jpg<3<3<; 4<Rudolf Diesel<photos/diesel2.jpg<4<4<; 10<Gaston Cima<photos/diesel_c4.jpg<10<10<";


//////spécial local
var nombre_textes=1;
var compteur_=0;//didacticiel






function depart_local(){
	$("it_0").style.backgroundColor="rgb(240,240,240)";
	return;
}

function clic_local(){
	clearInterval(test_id2);dra_video=false;num_video=1;
	$("it_0").style.visibility="hidden";
	if (ici_==9) {//didacticiel
		$("question_").style.display="none";
		$("excellent_").style.display="none";
		$("clic_question").style.display="block";
		$("reponse_").style.display="none";
		}
	return;
}

/////curseur it_0 sur image
var curseur_image="";
function met_curseur(o,p,r,s) {
	curseur_image="it_0";
	mets_pre_aide("curseur_",s);
	$(curseur_image).firstChild.nodeValue=$("h_"+r).firstChild.nodeValue;
	$(curseur_image).style.visibility="visible";
	$(curseur_image).style.top=p+"px";
	$(curseur_image).style.left=o+"px";
	return;
}
function enleve_curseur() {
	enleve_aide();
	$(curseur_image).style.visibility="hidden";
	return;
}


////animation cylindre
var detail_ = new Array(15);
for (i=1; i<=13; i++) {detail_[i] = new Image; detail_[i].src = "photos/cyl"+i+".gif";}

var test_id2=""
var dra_video=false;
function depart_anim(){
	if (dra_video) {return;}
	dra_video=true; test_id2 = setInterval("animation_(1);",180);
	return;
}

var num_video=1;
function animation_(o){
	num_video=(num_video+o+13)%13+1;
	$("im").setAttribute("src",detail_[num_video].src);
	return;
}
function pas_a_pas(o){
	if (dra_video) {clearInterval(test_id2);dra_video=false;num_video=1;o=-1;}
	animation_(o);
	mets_pre_aide(num_video.toString(),1);
	return;
}
function fin_anim(){
	clearInterval(test_id2);dra_video=false;num_video=1;
	return;
}
function pas_a_pas_ecrit(){
	if (dra_video==false) {mets_pre_aide(num_video.toString(),1);}
	return;
}





///didacticiel

var question_ = new Array(10);
	question_[0]="photos/cyl3.gif;1";
	question_[1]="photos/cyl6.gif;2";
	question_[2]="photos/cyl7.gif;3";
	question_[3]="photos/cyl9.gif;4";
	question_[4]="photos/cyl11.gif;5";
	question_[5]="photos/cyl13.gif;6";
	question_[6]="photos/cyl12.gif;5";
	question_[7]="photos/cyl5.gif;2";


var la_question=0;
var la_question_memo=3;
function pose_question(){
	var o=Math.round(Math.random()*7);
	$("compteur_").firstChild.nodeValue=compteur_;
	$("excellent_").style.display="none";
	$("clic_question").style.display="none";
	$("reponse_").style.display="none";
	$("question_").style.display="block";
	if (o==la_question_memo){o=Math.round(Math.random()*7);}
	la_question_memo=o;
	la_question=question_[o].split(";");
	$("im").setAttribute("src",la_question[0]);

}

function reponse_(o){
	$("question_").style.display="none";
	$("reponse_").style.display="block";

	$("exact_").style.display="none";
	$("erreur_").style.display="none";

	if (la_question[1]==o) {compteur_++;
		$("exact_").style.display="block";
		}

	else {compteur_=0;
		$("erreur_").style.display="block";
		}

	$("bonne_reponse").firstChild.nodeValue=$("r_"+la_question[1]).firstChild.nodeValue;
	$("compteur_").firstChild.nodeValue=compteur_;

	if (compteur_>=10) {$("excellent_").style.display="block";}

	$("clic_question").style.display="block";
	return;
}