Silverlight 2 Database Updating

using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace SilverlightUpdateChanges
{
    public partial class Widget: object, System.ComponentModel.INotifyPropertyChanged
    {

        private string _ID;
        private string _Name;
        private string _Colour;

        public string ID
        {
            get
            {
                return this._ID;
            }
            set
            {
                if ((object.ReferenceEquals(this._ID, value) != true))
                {
                    this._ID = value;
                    this.RaisePropertyChanged("ID");
                }
            }
        }

        public string Name
        {
            get
            {
                return this._Name;
            }
            set
            {
                if ((object.ReferenceEquals(this._Name, value) != true))
                {
                    this._Name = value;
                    this.RaisePropertyChanged("Name");
                }
            }
        }

        public string Colour
        {
            get
            {
                return this._Colour;
            }
            set
            {
                if ((object.ReferenceEquals(this._Colour, value) != true))
                {
                    this._Colour = value;
                    this.RaisePropertyChanged("Colour");
                }
            }
        }

        public event System.ComponentModel.PropertyChangedEventHandler PropertyChanged;
        protected void RaisePropertyChanged(string propertyName)
        {
            System.ComponentModel.PropertyChangedEventHandler propertyChanged = this.PropertyChanged;
            if ((propertyChanged != null))
                propertyChanged(this, new System.ComponentModel.PropertyChangedEventArgs(propertyName));
        }
    }
}