void AddText()
{
    GraphPage gp;
    gp.Create("Origin");
    GraphLayer gl = gp.Layers(0); // get the first layer
    if(gl)
    {
    	// add a Text named MyText
        GraphObject    	go = gl.CreateGraphObject(GROT_TEXT);
        go.SetName("MyText");
        if( go )
        {
        	go.Text = "This is a new label.";
        	go.Top = 100;
        }        
        gl.GetPage().Refresh();
    }
}