// JavaScript Document

// General DW functions to provide for a rollover swapped image and preload the overstate
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];}
}

// Additional Popup window functions
function openWindow(url, name, size, scroll) {
	popupWin=window.open(url, name, '"toolbar=no,' + size +',left=25,top=25,status=no,' + scroll +',resize=no,menubar=no"');
}


function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

// Menu Highlight Enhancement

function linkHighlight(){

   var urlPath = window.location.pathname;
   var thisPage = urlPath.substring(urlPath.lastIndexOf('/') + 1);
   var pageName = thisPage.split('.');
   var pageSection = thisPage.split('_');

   //This line will high-lite the current page link
   document.getElementById(pageName[0]).style.color = '#990000';

   //This line will high-lite the current page SECTION link
   document.getElementById(pageSection[0] + '_link').setAttribute('src', 'images/nav_' + pageSection[0] + '-over.gif');
}

function showSection(id){
  var pageSection = thisPage.split('_');
	if (document.getElementById("question-" + pageSection[0])) w1.style.display="none"; 
}

function showhideanswer(id) {
	if (document.all) {
	document.getElementById = document.all;
	w1 = document.getElementById ("question-" + id);
	} else {
	w1 = document.getElementById ("question-" + id);
	}		
	if (w1.style.display == "none") w1.style.display="block";
	else w1.style.display="none";	
}