var browser = navigator.appName ;

var version = parseInt(navigator.appVersion) ;

 imgarry = new Array();

 imgarry[0] = "images/menu/about1.gif" ;
 imgarry[1] = "images/menu/about2.gif" ;
 imgarry[2] = "images/menu/grantprog1.gif" ;
 imgarry[3] = "images/menu/grantprog2.gif" ;
 imgarry[4] = "images/menu/links1.gif" ;
 imgarry[5] = "images/menu/links2.gif" ;
 imgarry[6] = "images/menu/forms1.gif"  ;
 imgarry[7] = "images/menu/forms2.gif"  ;
 imgarry[8] = "images/menu/contact1.gif"  ;
 imgarry[9] = "images/menu/contact2.gif"  ;
 imgarry[10] = "images/menu/newsletter1.gif"  ;
 imgarry[11] = "images/menu/newsletter2.gif"  ;
 imgarry[12] = "images/menu/login1.gif" ;
 imgarry[13] = "images/menu/login2.gif" ;
 imgarry[14] = "images/menu/granttool1.gif" ;
 imgarry[15] = "images/menu/granttool2.gif" ;
 imgarry[16] = "images/menu/logout1.gif" ;
 imgarry[17] = "images/menu/logout2.gif" ;

 

function chngimg(num,imageObj)

{

   if (((browser == "Netscape") && (version >= 3)) || ((browser == "Microsoft Internet Explorer") && (version >= 4)))

   document[imageObj].src= disp[num].src;

}

 if (((browser == "Netscape") && (version >= 3)) || ((browser == "Microsoft Internet Explorer") && (version >= 4)))

   {

     disp = new Array() ;

     for (i=0; i < imgarry.length; i++)

  {

	disp[i] = new Image();

	disp[i].src = imgarry[i];

  }

	 }