var netscape = 0;
	goodIE = 0;
	 n=50;
     na=50;
browserName = navigator.appName.substring(0,8);
browserVer = parseFloat(navigator.appVersion);

if (browserName == "Netscape" && browserVer >= 3)
{ netscape = 1; }
if (browserName == "Microsof" && browserVer == 4)
{ goodIE = 1; }

if (netscape || goodIE) {
 {
	 Img= new Array(n);
	for(i=1; i<=n; i++) { Img[i] = new Image() };
   Img_r=new Array(n);
	for(i=1; i<=na; i++) { Img_r[i] = new Image() };

	Img[1].src = "img/i1.gif";
	Img[2].src = "img/i2.gif";
	Img[3].src = "img/i3.gif";
	Img[4].src = "img/i4.gif";
	Img[5].src = "img/i5.gif";
	Img[6].src = "img/i6.gif";
	Img[7].src = "img/baida.jpg";
	Img[8].src = "img/baida.jpg";
	Img[9].src = "img/baida.jpg";
	Img[10].src = "img/baida.jpg";
	Img[11].src = "img/baida.jpg";
	Img[12].src = "img/baida.jpg";
	Img[13].src = "img/i7.gif";
	Img[14].src = "img/baida.jpg";
			
	Img_r[1].src = "img/i1a.gif";
	Img_r[2].src = "img/i2a.gif";
	Img_r[3].src = "img/i3a.gif";
	Img_r[4].src = "img/i4a.gif";
	Img_r[5].src = "img/i5a.gif";
	Img_r[6].src = "img/i6a.gif";
	Img_r[7].src = "img/baida1.jpg";
	Img_r[8].src = "img/baida2.jpg";
	Img_r[9].src = "img/baida3.jpg";
	Img_r[10].src = "img/baida4.jpg";
	Img_r[11].src = "img/baida5.jpg";
	Img_r[12].src = "img/baida6.jpg";
	Img_r[13].src = "img/i7a.gif";
	Img_r[14].src = "img/baida7.jpg";


 }}                     

  function imgover(trg,imgname) {
{if (netscape || goodIE){
	 document.images[trg].src=Img_r[imgname].src;
 }}}
  
  function imgout(trg,imgname)  {
{if (netscape || goodIE){
	 document.images[trg].src=Img[imgname].src; 
 }}}