function extractPageName(hrefString)
{
        var arr = hrefString.split('/');
        return  (arr.length<2) ? hrefString : arr[arr.length-2].toLowerCase() + arr[arr.length-1].toLowerCase();                
}

function setActiveMenu(arr, crtPage)
{
        for (var i=0; i<arr.length; i++)
        {
                if(extractPageName(arr[i].href) == crtPage)
                {
                        if (arr[i].parentNode.tagName != "DIV")
                        {
                                arr[i].className = "current";
                                arr[i].parentNode.className = "current";
                        }
                }
        }
}

function setPage()
{
        hrefString = document.location.href ? document.location.href : document.location;

        if (document.getElementById("leftColumn1")!=null) 
                setActiveMenu(document.getElementById("leftColumn1").getElementsByTagName("a"), extractPageName(hrefString));


}




function MM_callJS(jsStr) { //v2.0
  return eval(jsStr)
}

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&&i<d.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];}
}


function mailpage()
{
mail_str = "mailto:?subject=I thought you might be interested in this page on the Trelleborg Australia website"
mail_str += "&body=I thought you might be interested in the page titled " + document.title;
mail_str += ". You can view it at the following address: " + location.href; 
location.href = mail_str;
}