- $arg = explode('-',$arg);
- $id_parent = array_shift($arg);
- $url = implode('-',$arg);
+ if (strncmp($arg,"-1-",3)==0){
+ $id_parent = -1;
+ $url = substr($arg,3);
+ }
+ else {
+ $arg = explode('-',$arg);
+ $id_parent = array_shift($arg);
+ $url = implode('-',$arg);
+ }