a=document.getElementsByTagName('iframe');
for(i=0;i<a.length;i++){
if(a[i].id.indexOf('app:user') != -1){
ifrUser = a[i];
}
}
var ifrDoc = ifrUser.contentDocument || ifrUser.contentWindow.document;
a=ifrDoc.getElementsByTagName('li');
for(i=0;i<a.length;i++){
if(a[i].innerHTML.indexOf('playlists') != -1){
if(a[i].className != 'active'){
a[i].click();
}
}
}
setTimeout("clickPlaylists()", 1500);
function clickPlaylists(){
num = 0;
a=ifrDoc.getElementsByTagName('button');
for(i=0;i<a.length;i++){
if(a[i].getAttribute('data-button') == 'add' && a[i].getAttribute('data-log-click') == 'add-button' && a[i].innerHTML == ''){
a[i].click();
num++;
}
}
alert('Ahora estas siguiendo '+num+' Playlists de tu antigua cuenta');
}