MB
[[!AjaxForm?(это фрагмент)
&snippet=`FormIt`
&form=`callMe.form`
&hooks=`isHuman,FormItSaveForm,email`
&emailTpl=`eml.frm_common`
&emailTo=`[[++site.info_email]]`
&emailFrom=`[[++site.reply_email]]`
&emailFromName=`[[++site.reply_name]]`
&submitVar=`callmesend`
вот
&emailTo
и есть "куда"