function swapSubNav(subNav) {
    document.getElementById("subNavWhoWeAre").style.display = "none";
    document.getElementById("subNavWhatWeDo").style.display = "none";
    document.getElementById("subNavLocations").style.display = "none";
    document.getElementById("subNavNews").style.display = "none";
    document.getElementById("subNavCareers").style.display = "none";
    document.getElementById("subNavLogin").style.display = "none";
    document.getElementById("subNavHome").style.display = "none";
    document.getElementById("subNavMarkets").style.display = "none";
    if (subNav == "" || subNav == "diversity" || subNav == "contact" || subNav == "safety" || subNav == "education") {
    }
    else {
        document.getElementById(subNav).style.display = "block";
    }
}

var pageSubNav;

function setSubNav(subNav, button) {
    pageSubNav = subNav;
    swapSubNav(subNav);
    if (button == "") {
    }
    else {
        document.getElementById(button).className = "on";
    }
}

function setHeaderNav(button) {
    if (button == "") {
    }
    else {
        document.getElementById(button).className = "midon";
    }
}

var mouseOutCount = 0;

function setDefaultSubNav() {
    mouseOutCount = mouseOutCount + 1;
    if (mouseOutCount > 1) {
        document.getElementById("subNavWhoWeAre").style.display = "none";
        document.getElementById("subNavWhatWeDo").style.display = "none";
        document.getElementById("subNavLocations").style.display = "none";
        document.getElementById("subNavNews").style.display = "none";
        document.getElementById("subNavCareers").style.display = "none";
        document.getElementById("subNavLogin").style.display = "none";
        document.getElementById("subNavHome").style.display = "none";
        document.getElementById("subNavMarkets").style.display = "none";
        if (pageSubNav == "" || pageSubNav == "diversity" || pageSubNav == "contact" || pageSubNav == "safety" || pageSubNav == "education") {
        }
        else {
            document.getElementById(pageSubNav).style.display = "block";
        }
        mouseOutCount = 0;
    }
}

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&&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];}
}