jQuery(document).ready(function() {
	// Handle activate form.
	jQuery("#getkey-button").click(function(event){
		event.preventDefault();
		getkey();
    });
	jQuery("#firstname").keypress(function(event){
		if (event.which == 13) {
			event.preventDefault();
			getkey();
		}
    });
	jQuery("#lastname").keypress(function(event){
		if (event.which == 13) {
			event.preventDefault();
			getkey();
		}
    });
	jQuery("#address").keypress(function(event){
		if (event.which == 13) {
			event.preventDefault();
			getkey();
		}
    });
});

function getkey() {
	var firstname = trim(jQuery("#firstname").val());
	if (!validateName(firstname )) {
		alert("Please enter a valid first name!");
		jQuery("#firstname").focus();
		return;
	}

	var lastname= trim(jQuery("#lastname").val());
	if (!validateName(lastname)) {
		alert("Please enter a valid last name!");
		jQuery("#lastname").focus();
		return;
	}

	var address = trim(jQuery("#address").val());
	if (!validateEmail(address)) {
		alert("Please enter a valid email address!");
		jQuery("#address").focus();
		return;
	}

	var note = trim(jQuery("#note").val());

	jQuery("#getkey-button").attr('disabled', 'disabled');
	jQuery("#spinner-div").show();
	jQuery.post("http://www.cerience.com/wp-content/plugins/cerience/freekey.php", { firstname: firstname, lastname: lastname, email: address, note: note }, function(response){
		jQuery("#spinner-div").hide();
		jQuery("#getkey-button").removeAttr('disabled');
		response = trim(response);
		alert(response);
	});
}


function validateEmail(email) {
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	return reg.test(email);
}

function validateName(name) {
	return (name != "");
}

function trim(str) {
	return str.replace(/^\s+|\s+$/g,"");
}