/* ------------------ E-NEWS FUNCTIONS ------------------ */
function isValidEmail(emailAddress) 
{ 
	var pattern = new RegExp(/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i); 
	return pattern.test(emailAddress); 
}

function enews_subscribe() 
{				
	toggleLoader(true);

	// send request
	$.post($("#form_enews").attr('action'), $("#form_enews").serialize(),
	  function(data){
	   	if (data.status > 0) showSuccess(data.msg);
	   	else showAlert(data.msg);
			toggleLoader(false);
	  }, 
	 "json");	
}

function showAlert(msg) 
{
	$("#enews_alert").hide().removeClass().addClass('error').html(msg).fadeIn();	
	setTimeout('$("#enews_alert").fadeOut()',4000);
}

function showSuccess(msg) 
{	
	$("#enews_alert").hide().removeClass().addClass('success').html(msg).fadeIn();	
	setTimeout('$("#enews_alert").fadeOut()',8000);
}

function toggleLoader(on) 
{
	if (on) { $("#enews_submit").hide(); $("#enews_loader").css('display','inline'); }
	else { $("#enews_submit").css('display','inline'); $("#enews_loader").hide(); }
}