function comprobarFrame() {
  if(parent==self) {
    location.href = "http://www.40elmusical.com/index.php?option=com_wrapper&view=wrapper&Itemid=84&iframe="+location.href;
  }
}
if(window.attachEvent) {
  window.attachEvent("onload", comprobarFrame);
}
else {
  if(window.addEventListener) {
    window.addEventListener("load", comprobarFrame, false);
  }
}