//---form--//

function clearText(thefield) {
  if (thefield.defaultValue==thefield.value) { thefield.value = "" }
} 
function replaceText(thefield) {
  if (thefield.value=="") { thefield.value = thefield.defaultValue }
}

//----form validation----//

function validate_form(contact_form)
{
	valid = true;

        
        if ( document.contact_form.email.value == "Email (required)" )
        {
                alert ( "Please fill in the 'Email' box." );
                valid = false;
        }

        return valid;
        
}