static mapping Shadows = ([]);
nomask int AddShadow(object sombra){
if(!sombra) return 0;
if(!Shadows) Shadows = ([]);
if(member_array(sombra, keys(Shadows)) != -1) return 0;
Shadows[sombra] = file_name(sombra);
return 1;
}
nomask int RemoveShadow(object sombra){
if(!Shadows){
Shadows = ([]);
return 0;
}
if(!Shadows[sombra]) return 0;
map_delete(Shadows,sombra);
return 1;
}
nomask mapping GetShadows(){
return copy(Shadows);
}