private eProductCategory ProductCategoryEntity()
 {
     eProductCategory entityProductCategory = new eProductCategory();
     int nItemID = ConvertData.ConvertToInt(Request.QueryString[Constants.ACTION_ID]);
     string sQueery = ConvertData.ConvertToString(Request.QueryString[Constants.ACTION]);
     if (nItemID > 0 && sQueery == Constants.ACTION_EDIT)
     {
         ProductCategory obj = new ProductCategory();
         obj.LoadById(nItemID);
         entityProductCategory = obj.Data;
     }
     return entityProductCategory;
 }
 public ProductCategory()
 {
     Data = new eProductCategory();
 }