<!--

function sendContactMessage(){

    if(document.forms['form2'].elements['name'].value==''){
        alert('Please enter your name.');
        return false;
    }

    if(document.forms['form2'].elements['phone'].value=='' && document.forms['form2'].elements['mail'].value==''){
        alert('Please enter your e-mail address or telephone number.');
        return false;
    }

    if(document.forms['form2'].elements['mail'].value!=''){
        var mail = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
        if(!mail.test(document.forms['form2'].elements['mail'].value)){
            alert('Please enter VALID e-mail address.');
            return false;
        }
    }

    if(document.forms['form2'].elements['content'].value==''){
        alert('Please enter a message.');
        return false;
    }

    document.forms['form2'].submit();
}

-->