// JavaScript Document
<!--
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_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_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 aboutRoll() {
  MM_swapImage('AboutUs','','images/but_about_roll.gif',1);
  hideAll()
  objName = "subNav";
  show(objName);
}

function valuesRoll() {
	MM_swapImage('Values','','images/but_values_roll.gif',1);
	hideAll()
}

function getLyrRef(lyr,doc) {
        if (document.layers) {
                var theLyr;
                for (var i=0; i<doc.layers.length; i++) {
                theLyr = doc.layers[i];
                        if (theLyr.name == lyr) return theLyr;
                        else if (theLyr.document.layers.length > 0) 
                if ((theLyr = getLyrRef(lyr,theLyr.document)) != null)
                                        return theLyr;
          }
                return null;
  }
}

function getObject(obj) {
	var theObj
	if (typeof obj == "string") {
	    if (document.layers) {
		  theObj = getLyrRef(obj,document)
		 
		}
		else {
		  if (document.all) {
		    theObj = document.all[obj]
	      }
		  else {
		    theObj = document.getElementById(obj)
		  }
		}
	}
	else {
		theObj = obj
	}
	return theObj
}
function hide(obj) {
	var theObj = getObject(obj)
	if (theObj != null) {
		if (document.layers) {
	  	  theObj.visibility = "hidden"
		}
		else {
	 	  theObj.style.visibility = "hidden"
		}
	}
}
function show(obj) {
    
	var theObj = getObject(obj)
	if(theObj != null){
		if (document.layers) {
	    	theObj.visibility = "visible"
		}
		else {
	    	theObj.style.visibility = "visible"
		}
	}
}
function hideAll() {
	var objName = "subNav"
	hide(objName)
	
}

//-->