@@ -106,7 +106,7 @@ function dig_next($hist_loop,$prev_tbl,$prev_dig) {
foreach($z['rel'] as $z_rel_from=>$z_rel_to) {
echo "test z_rel_fr ".$z_rel_from." to z_rel_to ".$z_rel_to ;
- if( $prev_tbl['rel'][$z_rel_from] ) {
+ if( $prev_tbl['rel'][$z_rel_from] and strlen($prev_dig->$prev_tbl['rel'][$z_rel_to]) > 1 ) {
$sql[$Z]['rel'][$z_rel_to]= $prev_dig->$prev_tbl['rel'][$z_rel_to];
}