function netscapeF() {
  if ((navigator.appName == 'Netscape') || (navigator.appName.substring(0,9) != 'Microsoft'))
    return false;
else return true;
}
function EmptyF(field){
  if (field.length==0) return true;
  else return false;
 }
function addToFavorites(){
	var urlAddress = "http://www.produceinkent.co.uk";
	var pageName = "Produceinkent.co.uk";
	if (window.external){
		window.external.AddFavorite(urlAddress,pageName)
	}
	else
	{
		alert("Sorry! Your browser doesn't support this function.");
	}
}