private GenericBuyInfo LookupDisplayObject( object obj )
{
IBuyItemInfo[] buyInfo = this.GetBuyInfo();
for ( int i = 0; i < buyInfo.Length; ++i ) {
GenericBuyInfo gbi = (GenericBuyInfo)buyInfo[i];
if ( gbi.GetDisplayEntity() == obj )
return gbi;
}
return null;
}