function validate() {

  //alert("test");
  //var object=document.getElementByID("email_id");
  var email=document.form1.email_id.value;
  var name=document.form1.name1.value;
  //alert("value = " + name.);
  //alert("value = " + email);

  if( name == "" ) {

    alert("Please enter your name");
    return false;
  }

  if( email == "" ) {

    alert("Please enter a valid email address");
    return false;
  } else if( email.indexOf("@") == -1 ) {
    alert("Please enter a valid email address");
    return false;
  } else {
    return true;
  }
}

function validate_subscribe() {

  //alert("test");
  //var object=document.getElementByID("email_id");
  var name=document.subscribe.Name.value;
  var email=document.subscribe.Email.value;
  //alert("value = " + name.);
  //alert("value = " + email);

  if( name == "" ) {

    alert("Please enter your name");
    return false;
  }

  if( email == "" ) {

    alert("Please enter a valid email address");
    return false;
  } else if( email.indexOf("@") == -1 ) {
    alert("Please enter a valid email address");
    return false;
  } else {
    return true;
  }
}