function validate(form){ if(form.recipient_email.value == '' || form.recipient_email.value.length < 5){ alert('Please enter a valid recipient email'); form.recipient_email.focus(); return false; } if(form.sender_name.value == '' || form.sender_name.value.length < 5){ alert('Please enter your first and last name'); form.sender_name.focus(); return false; } if(form.sender_email.value == '' || form.sender_email.value.length < 5){ alert('Please enter your email address'); form.sender_email.focus(); return false; } }