$(document).ready(function() {
    $("#footer_newsletter").keyup(function(){var email = $("#footer_newsletter").val();if(email != 0){if(isValidEmailAddress(email)){$("#footer_newsletter_submit").css({ "background-image": "none" });}else{$("#footer_newsletter_submit").css({ "background-image": "url('/img/footer/invalid-email.png')" });}}else{$("#footer_newsletter_submit").css({ "background-image": "none" });}});   
    $('#footer_newsletter_submit').click(function() {email_address = $('#footer_newsletter').val();if(isValidEmailAddress(email_address)){$.post('/ajax/newsletter/subscribe.aspx',{'email':email_address},function(data){data = stripHTML(data).replace(/^\s*/, "").replace(/\s*$/, "");if(data=='1'){$('#signup-field').css({'color':'#000','padding':'7px 5px','width':'235px','height':'16px'});$('#signup-field').html('Thank you for you joining our newsletter.');}else{alert("Please enter a valid email address");}});}else{alert("Please enter a valid email address");}});    
});
function isValidEmailAddress(emailAddress) {var pattern = new RegExp(/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i);return pattern.test(emailAddress);}
function stripHTML(html){var tmp = document.createElement("DIV");tmp.innerHTML = html;return tmp.textContent||tmp.innerText;}