function openStream()
	       {
	     // Ooen a window and set certain attributes.
	    win3= window.open("stream.aspx","stream","resizable=no,toolbars=no,width=690,height=640");
	    // Center the window at the middle of the screen.
	    win3.moveTo(screen.width/2-300,screen.height/2-370);

	    }