function isEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}


function validate() {

	var email = document.getElementById('email').value;
	var name =  document.getElementById('fullname').value;
  	
	if(email == "") {
  		alert("Please enter a value for the \"email\" field.");
    	return false;
  	}

  	if (!isEmailAddr(email)) {
    	alert("Please enter a complete email address in the form: yourname@yourdomain.com");
    	return false;
    }
    
    if(name == "") {
    	alert("please enter your name.");
    	return false;
    }
}