function checkform ( form )
{
// ** START **
if (form.first_name.value == "") {
alert( "Please enter your first name." );
form.first_name.focus();
return false ;
}
if (form.email.value == "") {
alert( "Please enter your email address." );
form.email.focus();
return false ;
}
if (form.info.value == "") {
alert( "Please enter the reason why you want to lose weight." );
form.info.focus();
return false ;
}
if (form.age.value == "") {
alert( "Please enter your age." );
form.age.focus();
return false ;
}
// ** END **
return true ;
}