// JavaScript Document

function validate(type){
	
	valid=true;
	
	switch (type) {
	
		case 'ns':
			
			if( document.getElementById('newsletterForm').email.value=="" ){
				alert('An email is required.');
				return false;
			}
			
			if( document.getElementById('newsletterForm').insulin[0].checked !=true && document.getElementById('newsletterForm').insulin[1].checked != true){
				alert('Please indicate if you use insulin.');
				return false;
			}
			
		break;
		
		case 'contactus':
			
			if( document.getElementById('contact_form').email.value=="" ){
				alert('An email is required');
				return false;
			}
			
			else if( document.getElementById('contact_form').phone.value=="" ){
				alert('A phone number is required');
				return false;
			}
			
			else if( document.getElementById('contact_form').message.value=="" ){
				alert('A message is required');
				return false;
			}
			
		break;
		
		
		case 'sendtoafriend':
			if( document.getElementById('contact_form').email.value=="" || document.getElementById('contact_form').name.value=="" || document.getElementById('contact_form').toname.value=="" || document.getElementById('contact_form').toemail.value=="" ){
				alert('Every field is required');
				return false;
			}
		
		break;
		
		case 'registration':
	
	
	if( document.getElementById('contact_form').fname.value=="" || document.getElementById('contact_form').lname.value==""  || document.getElementById('contact_form').email.value=="" || document.getElementById('contact_form').BirthDateMonth.value==""  || document.getElementById('contact_form').BirthDateYear.value=="" || document.getElementById('contact_form').phone.value=="" || document.getElementById('contact_form').best_time.value=="" || document.getElementById('contact_form').Typeofcoach.value=="" || document.getElementById('contact_form').best_time.value=="" ||  document.getElementById('contact_form').conditions.checked==false){
				alert('Every field is required');
				return false;
			}
			
		break;
	
	}
	return valid;
	
}