function verify() {
var themessage = "You are required to complete the following fields: ";
if (document.form.Username.value=="") {
themessage = themessage + " - Username";
}
if (document.form.Password.value=="") {
themessage = themessage + " - Password";
}
//alert if fields are empty and cancel form submit
if (themessage == "You are required to complete the following fields: ") {
document.form.submit();
} else {
alert(themessage);
return false;
}
}

 $(document).ready(function() {
 
var callback = function(){ 
 
  $('#videos').hide();
  $('#audio').fadeIn('slow');
}

$('a.audio_btn').click(function(event){
     callback();
   });

var callback1 = function(){ 
 
  $('#audio').hide();
  $('#videos').fadeIn('slow');
}

$('a.video_btn').click(function(event){
     callback1();
   });

var demo1_callback = function(){ 
 
  $('#demo1_wrapper').fadeIn('fast');
  $('#demo1_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo1_wrapper').fadeOut('fast');
  $('#demo1_target').fadeOut('fast');
   });

}

$('li a.commercial').click(function(event){
     demo1_callback();
   });

var demo2_callback = function(){ 
 
  $('#demo2_wrapper').fadeIn('fast');
  $('#demo2_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo2_wrapper').fadeOut('fast');
  $('#demo2_target').fadeOut('fast');
   });

}

$('li a.narration').click(function(event){
     demo2_callback();
   });

var demo3_callback = function(){ 
 
  $('#demo3_wrapper').fadeIn('fast');
  $('#demo3_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo3_wrapper').fadeOut('fast');
  $('#demo3_target').fadeOut('fast');
   });

}

$('li a.trailer').click(function(event){
     demo3_callback();
   });

var demo4_callback = function(){ 
 
  $('#demo4_wrapper').fadeIn('fast');
  $('#demo4_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo4_wrapper').fadeOut('fast');
  $('#demo4_target').fadeOut('fast');
   });

}

$('li a.automotive').click(function(event){
     demo4_callback();
   });

var demo5_callback = function(){ 
 
  $('#demo5_wrapper').fadeIn('fast');
  $('#demo5_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo5_wrapper').fadeOut('fast');
  $('#demo5_target').fadeOut('fast');
   });

}

$('li a.album').click(function(event){
     demo5_callback();
   });

var demo6_callback = function(){ 
 
  $('#demo6_wrapper').fadeIn('fast');
  $('#demo6_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo6_wrapper').fadeOut('fast');
  $('#demo6_target').fadeOut('fast');
   });

}

$('li a.promo').click(function(event){
     demo6_callback();
   });

var demo7_callback = function(){ 
 
  $('#demo7_wrapper').fadeIn('fast');
  $('#demo7_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo7_wrapper').fadeOut('fast');
  $('#demo7_target').fadeOut('fast');
   });

}

$('li a.animation').click(function(event){
     demo7_callback();
   });

var demo8_callback = function(){ 
 
  $('#demo8_wrapper').fadeIn('fast');
  $('#demo8_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo8_wrapper').fadeOut('fast');
  $('#demo8_target').fadeOut('fast');
   });

}

$('li a.radio-imaging').click(function(event){
     demo8_callback();
   });

var demo9_callback = function(){ 
 
  $('#demo9_wrapper').fadeIn('fast');
  $('#demo9_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo9_wrapper').fadeOut('fast');
  $('#demo9_target').fadeOut('fast');
   });

}

$('li a.concert').click(function(event){
     demo9_callback();
   });

var demo10_callback = function(){ 
 
  $('#demo10_wrapper').fadeIn('fast');
  $('#demo10_target').fadeIn('fast');
$('.close').click(function(event){
     $('#demo10_wrapper').fadeOut('fast');
  $('#demo10_target').fadeOut('fast');
   });

}

$('li a.tv-affiliate').click(function(event){
     demo10_callback();
   });

 });