if(navigator.appVersion.charAt(0)>=3){
   img = new Array();

   img[01]= new Image(); img[01].src="images/b1a.gif";
   img[02]= new Image(); img[02].src="images/b2a.gif";
   img[03]= new Image(); img[03].src="images/b3a.gif";
   img[04]= new Image(); img[04].src="images/b4a.gif";
   img[05]= new Image(); img[05].src="images/b5a.gif";

   img[11]= new Image(); img[11].src="images/b1b.gif";
   img[12]= new Image(); img[12].src="images/b2b.gif";
   img[13]= new Image(); img[13].src="images/b3b.gif";
   img[14]= new Image(); img[14].src="images/b4b.gif";
   img[15]= new Image(); img[15].src="images/b5b.gif";


}

function _in1(nam,num){
   if(navigator.appVersion.charAt(0)>=3){
    document.images[nam].src=img[num].src;
}
}

function _out1(nam,num){
    document.images[nam].src=img[num].src;
}

function wopen1(){ window.open("01a.html","WindowOpen1", 
                    "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=475,height=375") }
function wopen2(){ window.open("02a.html","WindowOpen2", 
                    "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=475,height=375") }