function privacy_policy(){ 
window.open("privacy_policy.php","","width=350,height=400,menubar=0,resizable=0,scrollbars=1, status=0,titlebar=0,toolbar=0,left=25,top=25")
}

function audio_player(){ 
window.open("audio_player.php","","width=400,height=100,menubar=0,resizable=0,scrollbars=0, status=0,titlebar=0,toolbar=0,left=35,top=35")
}