function handle_submit_undo(postfix, siteId) {
	var frm = document.getElementById("frm_" + postfix);
	if(frm.list_id == undefined || frm.list_id == null)
		list_id = '';
	else {
		list_id = frm.list_id.value;
	}
	$.post(base_url + "lists/add_to_list_from_suggested_sites",
		{outerdiv: 'message' + postfix, selection_type: frm.selection_type.value, siteId: siteId, txtSiteSearch: '', list_id: list_id},
		function(data) {
			process(data,postfix); 
		});
}