var albumSelecionadoId = "";

function endsWith(texto, size) {
    return texto.substring(texto.length-size);
}

function mudaOver(obj) {
    var nomeClasse = obj.className
    
    if (endsWith(nomeClasse,3) == '_on') {
        obj.className = nomeClasse.substring(0,nomeClasse.length-3);
    } else {
        obj.className = nomeClasse + '_on';
    }
}

function mudaMenuOver(obj, turnOn) {
    var nomeClasse = obj.className
    var quadroId = obj.id.substring(4);
    var quadro = document.getElementById(quadroId);
    if (quadro.style.display != 'block') {
        mudaOver(obj,turnOn);
    }  
}

function mudaAlbumOver(obj, turnOn) {
    if (albumSelecionadoId != obj.id) {
        mudaOver(obj);
    }  
}

function turnOffOtherMenus(id) {
    var menusId = new Array();
    menusId[0] = 'btn_ABanda';
    menusId[1] = 'btn_Biografia';
    menusId[2] = 'btn_Shows';
    menusId[3] = 'btn_Fotos';
    menusId[4] = 'btn_Videos';
    menusId[5] = 'btn_Discografia';
    var menu;
    var quadro;
    for (i=0;i<menusId.length;i++) {
        menu = document.getElementById(menusId[i]);
        
        if (menu.id != ('btn_' + id)) {
            quadro = document.getElementById(menu.id.substring(4));
            if (quadro.style.display == 'block') {
                
                mudaOver(menu);
                quadro.style.display = 'none';
            }
        }
        
    }
    
}

function turnOffOtherAlbuns() {
    var albunsId = new Array();
    albunsId[0] = 'Album_Diversas';
    albunsId[1] = 'Album_Promo';
    
    var album;
    for (i=0;i<albunsId.length;i++) {
        album = document.getElementById(albunsId[i]);
        if (album.id != albumSelecionadoId && (endsWith(album.className,3) == '_on')) {
            mudaOver(album);  
        } 
    }  
}

function showQuadro(id) {
    var obj = document.getElementById(id);
    if (obj.style.display == 'none') {
        turnOffOtherMenus(id);
        obj.style.display = 'block';
    } else {
        obj.style.display = 'none';
    }
}

function carregaFotos(albumId, galleryPath) {
    var flashvars = {};
    flashvars.galleryURL = "albuns/" + galleryPath;

    jQuery(document).ready(function () {
        
        SV.simpleviewer.load('sv-container', '700px', '420px', 'transparent', true, flashvars);

    });
    albumSelecionadoId = albumId;
    turnOffOtherAlbuns();
}

function mostraLetra(index) {
    var letra1 = document.getElementById("Letra_1");
    var letra2 = document.getElementById("Letra_2");
    var letra3 = document.getElementById("Letra_3");
    
    letra1.style.display = 'none';
    letra2.style.display = 'none';
    letra3.style.display = 'none';
    
    document.getElementById("Letra_" + index).style.display = 'block';
}