bName = navigator.appName;

bVer = parseInt(navigator.appVersion);

if ((bName == "Netscape" && bVer >= 3) ||

(bName == "Microsoft Internet Explorer" && bVer >= 4)) br = "n3";

else br = "n2";



if (br == "n3") {

img1on = new Image( );

img1on.src  = "images/home_1.gif";

img2on = new Image( );

img2on.src  = "images/areas_1.gif";	

img3on = new Image( );

img3on.src  = "images/downloads_1.gif";	

img4on = new Image( );

img4on.src  = "images/contact_us_1.gif";	

img5on = new Image( );

img5on.src  = "images/visit_GDS_1.gif";		

img6on = new Image( );

img6on.src  = "images/seminars_1.gif";	

img7on = new Image( );

img7on.src  = "images/mini_book_1.gif";	


img1off = new Image( );

img1off.src  = "images/home_0.gif";

img2off = new Image( );

img2off.src  = "images/areas_0.gif";	

img3off = new Image( );

img3off.src  = "images/downloads_0.gif";	

img4off = new Image( );

img4off.src  = "images/contact_us_0.gif";	

img5off = new Image( );

img5off.src  = "images/visit_GDS_0.gif";		

img6off = new Image( );

img6off.src  = "images/seminars_0.gif";	

img7off = new Image( );

img7off.src  = "images/mini_book_0.gif";	

}



function imgAct(imgName) {

if (br == "n3") {

document[imgName].src = eval(imgName + "on.src");

}

}



function imgInact(imgName) {

if (br == "n3") {

document[imgName].src = eval(imgName + "off.src");

}

}


function image_swap(daImage, daSrc){
  var objStr,obj;

  if(document.images){
    // Check to see whether you are using a name, number, or object
    if (typeof(daImage) == 'string') {
      // This whole objStr nonesense is here solely to gain compatability
      // with ie3 for the mac.
      objStr = 'document.' + daImage;
      obj = eval(objStr);
      obj.src = daSrc;
    } else if ((typeof(daImage) == 'object') && daImage && daImage.src) {
      daImage.src = daSrc;
    }
  }
}