$(document).ready(function(){
		$("#submit").click(function(){					   				   
			$(".error").hide();
			var hasError = false;
			var emailReg = /^([\w-\.]+@([\w-]+\.)+[\w-]{2,4})?$/;
								
			var emailFromVal = $("#emailFrom").val();
			if(emailFromVal == '') {
				$("#emailFrom").after('<span class="error">Please enter a valid email address.</span>');
				hasError = true;
			} else if(!emailReg.test(emailFromVal)) {	
				$("#emailFrom").after('<span class="error">Please enter a valid email address.</span>');
				hasError = true;
			}
								
			if(hasError == false) {
				$(this).hide();
				$("#sendEmail li.buttons").append('');
				
				$.post("sendemail.php",
					{ emailFrom: emailFromVal},
						function(data){
							$("#sendEmail").slideUp("normal", function() {				   
								
								$("#sendEmail").before('THANKS FOR SIGNING UP');											
							});
						}
					 );
			}
			
			return false;
		});						   
	});