function validate() {
mNv=form1.Name.value;
if (mNv=='') {
alert('Your name is required.');
event.returnValue=false;
}
mNv=form1.Email.value;
if (mNv=='') {
alert('Your forgot your email address.');
event.returnValue=false;
}
mNv=form1.Message.value;
if (mNv=='') {
alert('You forgot to type your message.');
event.returnValue=false;
}
}