b_1 = new Image();
         b_1.src = "../navi_images/b_1.gif";
         b_1roll = new Image();
         b_1roll.src = "../navi_images/br_1.gif";
		 		 
         b_2 = new Image();
         b_2.src = "../navi_images/b_2.gif";
         b_2roll = new Image();
         b_2roll.src = "../navi_images/br_2.gif";
		 		 
         b_3 = new Image();
         b_3.src = "../navi_images/b_3.gif";
         b_3roll = new Image();
         b_3roll.src = "../navi_images/br_3.gif";
		 		 
         b_4 = new Image();
         b_4.src = "../navi_images/b_4.gif";
         b_4roll = new Image();
         b_4roll.src = "../navi_images/br_4.gif";
		 		 
         b_5 = new Image();
         b_5.src = "../navi_images/b_5.gif";
         b_5roll = new Image();
         b_5roll.src = "../navi_images/br_5.gif";
		 
		 
		 
function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}


function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function on(name)
{ 
	if (imageStay != name)
	   document[name].src = eval(name + "roll.src");
}

 function off(name)
{
	if (imageStay != name)
 	  document[name].src = eval(name + ".src");
}


function stay(name)
{
   document[name].src = eval(name + "roll.src");
            
   if (imageStay != name)
   {
     if (imageStay != "")
     {
          document[imageStay].src = eval(imageStay + ".src");
      }
   }
   imageStay = name
}


var win= null;
function NewWindow(mypage,myname,w,h,scroll){
var winl = (screen.width-w-200)/2;
var wint = (screen.height-h)/2;
var settings ='height='+h+',';
settings +='width='+w+',';
settings +='top='+wint+',';
settings +='left='+winl+',';
settings +='scrollbars='+scroll+',';
settings +='resizable=no';
win=window.open(mypage,myname,settings);
if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}