$(document).ready(function(){
	function isEmail(string) {
		if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
		return true;
		else
		return false;
	}
	
	var randomNum = Math.ceil(Math.random()*4); /* Pick random number between 1 and 4 */
	$("#captchaImage").attr("src" , "/images/kitties/cats" + randomNum + ".jpg");
	
	//Assigning number to picture
	
	if (randomNum == "1") {
		kitties = "3";
	} else if (randomNum == "2") {
		kitties = "1";
	} else if (randomNum == "3") {
		kitties = "2";
	} else {
		kitties = "5";
	}
	
	
	$("#newsletterfield").focusout( function() {
		email = isEmail ($(this).val());
		if (email == false) {
			alert("This email is invalid.");
			//$("#newsletterfield").val("");
		}
	});
	
	//Checking entry vs. picture
	
	$("#newsletterSignup").click( function(event) {
		event.preventDefault();
		userResponse = $("#captchaAnswer").val();
		userEmail = $("#newsletterfield").val();
		userPref = $("input[@name=newsType]:checked").val();
						
		if (userEmail == "") {
			alert("Please provide an email address.");
		} else {
			if ( userPref == "Employer" || userPref == "Jobseeker" ) {
				if (userResponse != kitties) {		
					alert("Please enter the correct number of kittens in the photo.");
					location.reload();
				} else {
					$("#Newsletter").submit();
				}			
			} else {
				alert("Please select a type of newsletter.");
			}
		}
	})
		
		
		
		
});