<!--//

var N3 = (parseInt(navigator.appVersion.substring(0,1))>=4) // NN 3.0 or greater.

if (N3) 

{ // Set up images if browser OK

a_on  = new Image(198,36);  // width,height in pixels
a_off = new Image(198,36);
b_on  = new Image(198,34);
b_off = new Image(198,34);
c_on  = new Image(198,35);
c_off = new Image(198,35);
d_on  = new Image(198,36);
d_off = new Image(198,36);
e_on  = new Image(198,33);
e_off = new Image(198,33);
f_on  = new Image(198,37);
f_off = new Image(198,37);
g_on  = new Image(198,37);
g_off = new Image(198,37);
h_on  = new Image(198,36);
h_off = new Image(198,36);
i_on  = new Image(198,36);
i_off = new Image(198,36);


a_on.src  = "button/button11.gif";
a_off.src = "button/button1.gif";
b_on.src  = "button/button22.gif";
b_off.src = "button/button2.gif";
c_on.src  = "button/button33.gif";
c_off.src = "button/button3.gif";
d_on.src  = "button/button44.gif";
d_off.src = "button/button4.gif"; 
e_on.src  = "button/button55.gif";
e_off.src = "button/button5.gif";
f_on.src  = "button/button66.gif";
f_off.src = "button/button6.gif";
g_on.src  = "button/button77.gif";
g_off.src = "button/button7.gif";
h_on.src  = "button/button88.gif";
h_off.src = "button/button8.gif";
i_on.src  = "button/button00.gif";
i_off.src = "button/button0.gif";

}


function display(tag) {

 if (N3) // only attempt flip if browser is OK

  {

  var Itarget     = "document.images." + tag + ".src"

  var Isource     = tag.toLowerCase() + "_on.src"  

  eval(Itarget + "=" + Isource)

  }

}

function undisplay(tag) {

 if (N3) // only attempt if browser is OK

  {

  var Itarget     = "document.images." + tag + ".src"

  var Isource     = tag.toLowerCase() + "_off.src"  

  eval(Itarget + "=" + Isource)

  }

}


//-->