function validate_form ( )
{
    valid = true;
	$("p.error").empty();


    if ( document.contact.name.value == "" )
    {
       $('p.error').append( "<br />Please fill out your name." );
        valid = false;
    }
	
	if ( document.contact.company.value == "" )
    {
        $('p.error').append( "<br />Please fill out your company." );
        valid = false;
    }
	
	if ( document.contact.email.value == "" )
    {
        $('p.error').append( "<br />Please fill out your email." );
        valid = false;
    }

    return valid;
}