isGoodBrowser = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3) || ((navigator.appName.indexOf("Explorer") > -1) && parseInt(navigator.appVersion) >= 4);

if ( document.images ) { 
statm1="???? ????-???? - ????????, ?????, ??????????";
statm2="????????";
statm3="??????";
statm4="?????";
statm5="????? ?????";
statm6="???? ???????";
}


if (isGoodBrowser){
 if (document.images)
{

m1On=new Image(129, 21);
m1On.src=dir+"images/menu11.gif";

m1Off=new Image(129, 21);
m1Off.src=dir+"images/menu1.gif";

m2On=new Image(83, 21);
m2On.src=dir+"images/menu21.gif";

m2Off=new Image(83, 21);
m2Off.src=dir+"images/menu2.gif";

m3On=new Image(70, 21);
m3On.src=dir+"images/menu31.gif";

m3Off=new Image(70, 21);
m3Off.src=dir+"images/menu3.gif";

m4On=new Image(72, 20);
m4On.src=dir+"images/menu41.gif";

m4Off=new Image(72, 20);
m4Off.src=dir+"images/menu4.gif";

m5On=new Image(89, 20);
m5On.src=dir+"images/menu51.gif";

m5Off=new Image(89, 20);
m5Off.src=dir+"images/menu5.gif";

m6On=new Image(120, 20);
m6On.src=dir+"images/menu61.gif";

m6Off=new Image(120, 20);
m6Off.src=dir+"images/menu6.gif";
}
 }
function on(pic,lay)
{
  if (navigator.appName == 'Netscape') {
	if (document.images)
	{
              document.layers[lay].document.images[pic].src=eval(pic + "On.src");
              window.status=eval('stat'+pic);
	}
  } 
  else{
     document.images[pic].src=eval(pic + "On.src");
             window.status=eval('stat'+pic);
  }
}

function off(pic,lay)
{
   if (navigator.appName == 'Netscape') {
	if(document.images)
	{
               document.layers[lay].document.images[pic].src=eval(pic + "Off.src");
           }
   }
   else{
              document.images[pic].src=eval(pic + "Off.src");
   }
}



    function ion(img_name) 
       
        {
        if (isGoodBrowser)

          { 
             P_img.src=document.images[img_name].src;
             document.images[img_name].src=Points[img_name].src;
             c_img=img_name; 
           
          }
  }
    function ioff() 
       {
        if (isGoodBrowser)

          { 
          document.images[c_img].src=P_img.src;
          }
        }