// JavaScript Document
function feedbackValidate(){
	var nameField, emailField, commentsField, testDigit, allow;
	var errors = '';
	nameField = document.Feedback_form.Name.value;
	emailField = document.Feedback_form.Email.value;
	commentsField = document.Feedback_form.Comments.value;
	var pattern = /[0-9]/; 
	var emailPattern = /\w+@\w+\.\w{1,3}/;
	if(nameField == ''){
		errors = 'yes';
	}else{
		for(j=0; j<nameField.length; j++){
			testDigit = nameField.charAt(j);
			if(pattern.test(testDigit)){
				errors = 'yes';
				break;
			}
		}
	}
	if(commentsField == ''){
		errors = 'yes';
	}
	if(emailField == ''){
		errors = 'yes';
	}else{
		if(!emailPattern.test(emailField)){
			errors = 'yes';
		}
	}
	if(errors != 'yes'){
		document.Feedback_form.submit();
	}
}