function addEmail(){
	var email = $("#email").val();
	var err= checkMail(email);
	if(err == "")
		$("#result").load("remindersignup.php", {email:email});	
	else
		$("#err").html(err)
}	

function checkMail(email){
   var errMessage = "";
   errMessage += checkEmail(email);

   return errMessage; 	 
}

function emailBlur(v){
	
	if(v.value == "Enter your email to get a reminder."){
		v.value = 'Enter your email to get a reminder.';
		v.style.color = "#999";}
	else if(v.value =="")
		{
			v.value = 'Enter your email to get a reminder.';
			v.style.color = "#999";
		}
}

function emailFocus(v){
	if(v.value == "Enter your email to get a reminder."){
		v.value = '';
		v.style.color = "#154a50";
		}
}



function checkEmail (strng) {
    var error="";
    if (strng == "") {
       error = "Please enter a valid email address.\n<br/>";
       
    }

    var emailFilter=/^.+@.+\..{2,3}$/;
    if (!(emailFilter.test(strng))) {
       error = "Please enter a valid email address.\n<br/>";
       
    }
    else {
//test email for illegal characters
       var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/
         if (strng.match(illegalChars)) {
          error = "Please enter a valid email address.\n<br/>";
       }
    }
    return error;
}