$(document).ready(function(){
	    var date = new Date();
	    date.setTime(date.getTime()-1);
	    var expires = "; expires="+date.toGMTString();
	    document.cookie = "numResults="+expires+"; path=/";
	    document.cookie = "WeighResults="+expires+"; path=/";
	    for(var i=0;i<20;i++){
    	    document.cookie = "WeighResults" + i + "="+expires+"; path=/";
	    }

	    $("#updateSubmit a").click(function(){
	        $(".error").remove();
	        if(!$(".fNameBox").val()){
                $("#updateSubmit").after("<span class=\"error\">Please enter your first name.</span>");
	            return false;
	        }
	        if(!$(".lNameBox").val()){
                $("#updateSubmit").after("<span class=\"error\">Please enter your last name.</span>");
	            return false;
	        }
	        if(!$(".emailBox").val()){
                $("#updateSubmit").after("<span class=\"error\">Please enter your email address.</span>");
	            return false;
	        }
            var emailReg = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
            if(!emailReg.test($(".emailBox").val())) {
                $("#updateSubmit").after("<span class=\"error\">Please enter a correct email address.</span>");
	            return false;
            }
	    });
});