function hideSignup(close_btn){
		document.getElementById('email_signup').style.display = 'none';
		if(close_btn != 1){
			alert('Your information has been added successfully.');
		}
	}
	function showSignup(){
		document.getElementById('signup_iframe').src = 'emailsignup.html';
		document.getElementById('email_signup').style.display = 'block';
		return false;
	}