//Button click adds new size to database protected void AddSize_Click(object sender, EventArgs e) { //Service function to add size to database string size = SR.Addsize(Name.Value, Dimension.Value); //if adding is successful if (size.Equals("added")) { //redirect to the home page Response.Redirect("Home.aspx"); } //If size was not added to database else if (size.Equals("not added")) { //Display error message to admin error.Text = "Mask type added to database. "; error.Visible = true; } //If size already exists else if (size.Equals("error")) { //Display error message to admin error.Text = "size already exists. "; error.Visible = true; } }