function getData(param){
  var url = "ContentHandler.ashx?id=" + param;
  new Ajax.Updater('lyric_p', url);
}

function getContent(param){
  var url = "ContentHandler.ashx?subPage=" + param;
  new Ajax.Updater('page_content', url);
}

function submitEmail(){
     var str = document.getElementById("TextBoxEmail").value;
     
     if((str.length != 0) && (str.indexOf(".") > 2) && (str.indexOf("@") > 0))
     {
        var url = "ContentHandler.ashx?email=" + str;
        document.getElementById("band_error").style.visibility='hidden';
        new Ajax.Updater('', url);
        document.getElementById("TextBoxEmail").value='';
     }
     else
     {
        document.getElementById("band_error").style.visibility='visible';
     }
}