$(document).ready(function() {
 
 $('form#subscribe').submit(function() {
 
  var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
  
  if(reg.test( $('#email').val() ) !== false) 
  {
    
    var dataString = 'email='+ $('input#email').val();

  	$.ajax({
    
    	type: "POST",
    	url: "subscribe.php",
   	 	data: dataString,
    
    	success: function(data) {
    		if(data !== "exist") {
    		
			$('#email').fadeOut(350);
			$('#notify').fadeOut(350);
			$('form').delay(1000).prepend('<div style="display: none;" id="thankyou"></div>');
			$('#thankyou').delay(350).fadeIn(350);
			
			}
			else
			{
				$('#warning3').fadeIn(550).delay(2700).fadeOut(550);
    			$('#email').focus();
			}
			
			
    	},
    	error: function() {
    		$('#warning2').fadeIn(550).delay(1700).fadeOut(550);
    		$('#email').focus();
    	}     
  	
  	});
  
  }
  else
  {
    $('#warning1').fadeIn(550).delay(1700).fadeOut(550);
    $('#email').focus();
  }
 
 
  return false;
  
  });
  
});