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 MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&id.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

var rollFlag=0;
        
function roll_up(img_num) 
{
//    document.images["roll" + img_num].src = "img/service/roll_up.gif";
}

function roll_down(img_num) 
{
//    document.images["roll" + img_num].src = "img/service/roll_down.gif";
}

function txt_roll(str)
{
    sub_num = str.substring(str.length - 2);
    sub_str = str.substring(0, str.length -2);

    if (document.all[str].style.display=="")
    {
        document.all[str].style.display="none";
        roll_up(sub_num);
        rollFlag=0;
        return;
    }
    else
        {
        if(rollFlag != 0)
        {
            document.all[sub_str+rollFlag].style.display="none";
            roll_up(rollFlag);
            document.all[str].style.display="";
            roll_down(sub_num);
        }
    
        document.all[str].style.display="";
        roll_down(sub_num);
        rollFlag=sub_num;
    }
    
}