+--- data/helper.php 2009-08-04 11:06:52.614221159 +0300
++++ tmp/helper.php 2009-08-04 11:06:34.000000000 +0300
+@@ -148,10 +148,13 @@
+ * @returns array with key, type, ismulti, title
+ */
+ function _column($col){
+- if(strtolower(substr($col,-1)) == 's'){
++ if (strtolower(substr($col,-2)) == 'es') {
++ $col = substr($col,0,-2);
++ $multi = true;
++ } elseif (strtolower(substr($col,-1)) == 's') {
+ $col = substr($col,0,-1);
+ $multi = true;
+- }else{
++ } else {
+ $multi = false;
+ }
+ list($key,$type) = explode('_',$col,2);