function clique_ligne(o) {
	if( o.className == null ) return true;
	if( o.className == "lignechoisie" ) { o.className = "lignenormale"; }
  else { o.className = "lignechoisie"; }
  return true;
}

function clique_lien (o) {
	var lien, p = o.parentNode;
	
	lien = document.getElementById(p.getAttribute('id').replace(/[0-9]/g,'').replace('tr','lien') + p.getAttribute('id').replace(/[^0-9]/g,''));
	if (lien == null) return;
	document.location.replace(lien.getAttribute('href'));
}

function valide_note (obj) {
	var vote = document.getElementById("val_note");
	
	switch (obj.id) {
		case "coeur1": 		vote.value = 1;
			break;
		case "coeur2": 		vote.value = 2;
			break;
		case "coeur3":		vote.value = 3;
			break;
		case "coeur4":		vote.value = 4;
			break;
		case "coeur5":		vote.value = 5;
			break;
	}	
}

function note (obj) {
	var vote = document.getElementById("val_note");

	if (vote.value == '' ) {
		switch (obj.id) {
			case "coeur1": 
				obj.src = "images/code/coeur_violet.gif";
				img2 = document.getElementById("coeur2"); img2.src = "images/code/coeur_gris.gif";
				img3 = document.getElementById("coeur3"); img3.src = "images/code/coeur_gris.gif";
				img4 = document.getElementById("coeur4"); img4.src = "images/code/coeur_gris.gif";
				img5 = document.getElementById("coeur5"); img5.src = "images/code/coeur_gris.gif";
				break;
			case "coeur2": 
				img1 = document.getElementById("coeur1"); img1.src = "images/code/coeur_violet.gif";
				obj.src = "images/code/coeur_violet.gif";
				img3 = document.getElementById("coeur3"); img3.src = "images/code/coeur_gris.gif";
				img4 = document.getElementById("coeur4"); img4.src = "images/code/coeur_gris.gif";
				img5 = document.getElementById("coeur5"); img5.src = "images/code/coeur_gris.gif";			
				break;
			case "coeur3":
				img1 = document.getElementById("coeur1"); img1.src = "images/code/coeur_violet.gif";
				img2 = document.getElementById("coeur2"); img2.src = "images/code/coeur_violet.gif";
				obj.src = "images/code/coeur_violet.gif";
				img4 = document.getElementById("coeur4"); img4.src = "images/code/coeur_gris.gif";
				img5 = document.getElementById("coeur5"); img5.src = "images/code/coeur_gris.gif";			
				break;
			case "coeur4":
				img1 = document.getElementById("coeur1"); img1.src = "images/code/coeur_violet.gif";
				img2 = document.getElementById("coeur2"); img2.src = "images/code/coeur_violet.gif";
				img3 = document.getElementById("coeur3"); img3.src = "images/code/coeur_violet.gif";
				obj.src = "images/code/coeur_violet.gif";
				img5 = document.getElementById("coeur5"); img5.src = "images/code/coeur_gris.gif";		
				break;
			case "coeur5":
				img1 = document.getElementById("coeur1"); img1.src = "images/code/coeur_violet.gif";
				img2 = document.getElementById("coeur2"); img2.src = "images/code/coeur_violet.gif";
				img3 = document.getElementById("coeur3"); img3.src = "images/code/coeur_violet.gif";
				img4 = document.getElementById("coeur4"); img4.src = "images/code/coeur_violet.gif";	
				obj.src = "images/code/coeur_violet.gif";
				break;
		}		
	}
}

function coeur_gris (obj) {
	var vote = document.getElementById("val_note");
	if (vote.value == '') {
		img1 = document.getElementById("coeur1"); img1.src = "images/code/coeur_gris.gif";
		img2 = document.getElementById("coeur2"); img2.src = "images/code/coeur_gris.gif";
		img3 = document.getElementById("coeur3"); img3.src = "images/code/coeur_gris.gif";
		img4 = document.getElementById("coeur4"); img4.src = "images/code/coeur_gris.gif";
		img5 = document.getElementById("coeur5"); img5.src = "images/code/coeur_gris.gif";		
	}
}