// JavaScript Document
function checkform ( form )
{

  // ** START **
  if (form.forname.value == "") {
    alert( "Please enter your name." );
    form.forname.focus();
    return false ;
  }
  // ** END **
  
// ** START **

  if (form.email.value == "") {
    alert( "Please enter your email address." );
    form.email.focus();
    return false ;
  }

	if(! isValidEmail(form.email.value)) {
		alert( "Your email address is not valid." );
    	form.email.focus();
    	return false ;
	}

  // ** END **  
  
// ** START **
/* 
  if (form.contactTel.value == "") {
    alert( "Please enter your Contact Telphone Number." );
    form.contactTel.focus();
    return false ;
  }
*/
  // ** END **

// ** START **
  if (form.comments.value == "") {
    alert( "Please enter your comments." );
    form.comments.focus();
    return false ;
  }
  // ** END **  
  return true ;
}

function isValidEmail (email, strict)
{
 if ( !strict ) email = email.replace(/^\s+|\s+$/g, '');
 return (/^([a-z0-9_\-]+\.)*[a-z0-9_\-]+@([a-z0-9][a-z0-9\-]*[a-z0-9]\.)+[a-z]{2,4}$/i).test(email);
}

function isValidName (name) 
{
	return (/^).test(name);	
}