if (!navImagesPrefix) {
	var navImagesPrefix = '';
}
if (!curSiteNav) {
	var curSiteNav = '';
}
if (!curTopNav) {
	var curTopNav = '';
}
if (!curLeftNav) {
	var curLeftNav = '';
}

// mouseover preloads
var mouseovers = new Array();
if (document.images) {
	var topNavMouseoversList = new Array('retail_solutions', 'intellectual_property', 'real_estate', 'industrial', 'current_events');
	for (var i=0; i<topNavMouseoversList.length; i++) {
		mouseovers[topNavMouseoversList[i]+'Off'] = new Image();
		mouseovers[topNavMouseoversList[i]+'Off'].src = '/images/'+navImagesPrefix+'top_nav/'+topNavMouseoversList[i]+'.jpg';
		mouseovers[topNavMouseoversList[i]+'On'] = new Image();
		mouseovers[topNavMouseoversList[i]+'On'].src = '/images/'+navImagesPrefix+'top_nav/'+topNavMouseoversList[i]+'-over.jpg';
	}
	var leftNavMouseoversList = new Array('financial_solutions', 'appraisals', 'asset_disposition');
	if (!navImagesPrefix.length) {
		for (var i=0; i<leftNavMouseoversList.length; i++) {
			mouseovers[leftNavMouseoversList[i]+'Off'] = new Image();
			mouseovers[leftNavMouseoversList[i]+'Off'].src = '/images/left_nav/'+leftNavMouseoversList[i]+'.jpg';
			mouseovers[leftNavMouseoversList[i]+'On'] = new Image();
			mouseovers[leftNavMouseoversList[i]+'On'].src = '/images/left_nav/'+leftNavMouseoversList[i]+'-on.jpg';
			mouseovers[leftNavMouseoversList[i]+'Down'] = new Image();
			mouseovers[leftNavMouseoversList[i]+'Down'].src = '/images/left_nav/'+leftNavMouseoversList[i]+'-down.jpg';

		}
	}
}

var W3C_DOM_support = (document.getElementById && document.childNodes && document.createElement);

// mouseover functions
function siteNavOn(id) {
	if (W3C_DOM_support && id.length) {
		document.getElementById(id).className = 'selected';
	}
}

function siteNavOff(id) {
	if (W3C_DOM_support && id.length) {
		document.getElementById(id).className = '';
	}
}

function topNavOn(imgName) {
    // don't turn on current page's nav link
    if (document.images && imgName.length && (imgName != curTopNav)) { document[imgName].src = mouseovers[imgName+'On'].src; }
}

function topNavOff(imgName) {
    // don't turn off current page's nav link
    if (document.images && imgName.length && (imgName != curTopNav)) { document[imgName].src = mouseovers[imgName+'Off'].src; }
}

function subNavOn(id) {
	if (W3C_DOM_support && id.length) {
		document.getElementById('subNav_'+id).className = 'selected';
	}
}

function subNavOff(id) {
	if (W3C_DOM_support && id.length) {
		document.getElementById('subNav_'+id).className = '';
	}
}

function leftNavOn(imgName) {
    // don't turn on current page's nav link
    if (document.images && imgName.length && (imgName != curLeftNav)) { document[imgName].src = mouseovers[imgName+'On'].src; }
}

function leftNavDown(imgName) {
    // don't turn on current page's nav link
    if (document.images && imgName.length && (imgName != curLeftNav)) { document[imgName].src = mouseovers[imgName+'Down'].src; }
}

function leftNavOff(imgName) {
    // don't turn off current page's nav link
    if (document.images && imgName.length && (imgName != curLeftNav)) { document[imgName].src = mouseovers[imgName+'Off'].src; }
}


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];}
}