protected void gvProductSpecificationAttributes_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
int productSpecificationAttributeId = (int)gvProductSpecificationAttributes.DataKeys[e.RowIndex]["ProductSpecificationAttributeId"];
ProductSpecificationAttribute productSpecificationAttribute = SpecificationAttributeManager.GetProductSpecificationAttributeById(productSpecificationAttributeId);
if (productSpecificationAttribute != null)
{
SpecificationAttributeManager.DeleteProductSpecificationAttribute(productSpecificationAttribute.ProductSpecificationAttributeId);
BindData();
}
}