moving in windows form by keyboard ENTER key

[C# Programming]

frnds,

how to move focus of one component(textbox, date picker, combo...) to other component. with ENTER key?

i tried key press with ..... code

private void txtAppfrmNo_KeyPress(object sender, System.Windows.Forms.KeyPressEventArgs e)
{
if (e.KeyChar == (char)13)
{
MessageBox.Show("to next box");
}
}
******************************************************************
this.txtAppfrmNo.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.txtAppfrmNo_KeyPress);

****************************************************

its not working, where is the problem???