setBrowser();

// Navigation principale
function afficheMenu(elementID) {
    masqueMenu();
    if ((getIdProperty( elementID, "display" )) == "block"){
            setIdProperty( elementID, "display", "none" );

    } else {
            setIdProperty( elementID, "display", "block" );
    }
}
function masqueMenu(){
    var maxItems = 5;
    for (i=1; i<=maxItems; i++) {
            mElementID = "sousNav" + i;
            setIdProperty( mElementID, "display", "none" );
    }

}

// Navigation dans les brèves
function afficheBreves(elementID) {
    init_display = getIdProperty(elementID, "display");
    masqueBreves();
    if ((init_display) == "block"){
            setIdProperty( elementID, "display", "none" );
    } else {
            setIdProperty( elementID, "display", "block" );
    }
}
function masqueBreves(){
  /*
    var maxItems = 5;
    for (i=1; i<=maxItems; i++) {
            mElementID = "breve" + i;
            setIdProperty( mElementID, "display", "none" );
    }
  */
    for (i=1; i<=9999; i++) {
            mElementID = "breve" + i;
            if (!document.getElementById(mElementID)) { break; }
            setIdProperty( mElementID, "display", "none" );
    }
}

// Navigation dans le bloc vidéo
function afficheCalque(elementID) {
    masqueCalque();
    if ((getIdProperty( elementID, "display" )) == "block"){
            setIdProperty( elementID, "display", "none" );

    } else {
            setIdProperty( elementID, "display", "block" );
    }
}
function masqueCalque(){
    var maxItems = 3;
    for (i=1; i<=maxItems; i++) {
            mElementID = "calque" + i;
            setIdProperty( mElementID, "display", "none" );
    }

}