function openImage(url){
if(typeof(url)!="object"){
window._w = window.open("","","width=100,height=30,scrollbars=no,resizable=yes");
window._w.document.open();
window._w.document.write(':: FESTIVAL PALCO DO ROCK :: ');
window._w.document.close();
}
else{
if(document.layers)
window._w.resizeTo(url.width,url.height);
else
window._w.resizeTo(url.width+25,url.height+60);
}
}