//Bookmarks the site
function bookmark(url,title){
  if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) {
  window.external.AddFavorite(url,title);
  } else if (navigator.appName == "Netscape") {
    window.sidebar.addPanel(title,url,"");
  } else {
    alert("Press CTRL-D (Firefox) or CTRL-T (Opera) to bookmark");
  }
}

//image swap for mouseover navigation
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];}
}


//Rotates the images in the header
var timeDelay = 3; // change delay time in seconds for subsequent images
var Pix = new Array
("images/rotatingImages/dog1.gif"
,"images/rotatingImages/cat1.gif"
,"images/rotatingImages/dog2.gif"
,"images/rotatingImages/cat2.gif"
,"images/rotatingImages/dog3.gif"
,"images/rotatingImages/cat3.gif"
,"images/rotatingImages/dog4.gif"
,"images/rotatingImages/cat4.gif"
,"images/rotatingImages/dog5.gif"
,"images/rotatingImages/cat5.gif"
,"images/rotatingImages/dog6.gif"
);

var howMany = Pix.length;
timeDelay *= 1500; // milliseconds to show first image before cycling?
var PicCurrentNum = 0;
var PicCurrent = new Image();
PicCurrent.src = Pix[PicCurrentNum];
function startPix() {
  setInterval("slideshow()", timeDelay);
}

function slideshow() {
  PicCurrentNum++;
   if (PicCurrentNum == howMany) {
     PicCurrentNum = 0;
}
PicCurrent.src = Pix[PicCurrentNum];
document["ChangingPix"].src = PicCurrent.src;
}

function preloadImgs() {
 var d=document,a=arguments; if(!d.imgs) d.imgs=new Array();
 for(var i=0; i<a.length; i++) { d.imgs[i]=new Image; d.imgs[i].src=a[i]; }
}

function swapImgRestore() {
 var doc=document,i; if(doc.$imgSwaps) { for(i=0;i<doc.$imgSwaps.length;i++) {
  var elm=doc.$imgSwaps[i]; if(elm) { elm.src=elm.$src; elm.$src=null; } } 
  doc.$imgSwaps=null; }
}

function swapImg() {
 var doc=document,args=arguments,elm,n; doc.$imgSwaps=new Array(); for(n=2; n<args.length;
 n+=2) { elm=getObjectByID(args[n]); if(elm) { doc.$imgSwaps[doc.$imgSwaps.length]=elm;
 elm.$src=elm.src; elm.src=args[n+1]; } }
}

function getObjectByID(id,o) {
 var c,el,els,f,m,n; if(!o)o=document; if(o.getElementById) el=o.getElementById(id);
 else if(o.layers) c=o.layers; else if(o.all) el=o.all[id]; if(el) return el;
 if(o.id==id || o.name==id) return o; if(o.childNodes) c=o.childNodes; if(c)
 for(n=0; n<c.length; n++) { el=getObjectByID(id,c[n]); if(el) return el; }
 f=o.forms; if(f) for(n=0; n<f.length; n++) { els=f[n].elements;
 for(m=0; m<els.length; m++){ el=getObjectByID(id,els[n]); if(el) return el; } }
 return null;
}

var arrayOfRolloverClasses = new Array();
var arrayOfClickClasses = new Array();
var activeRow = false;
var activeRowClickArray = new Array();
	
function highlightTableRow()
{
	var tableObj = this.parentNode;
	if(tableObj.tagName!='TABLE')tableObj = tableObj.parentNode;
	if(this!=activeRow){
		this.setAttribute('origCl',this.className);
		this.origCl = this.className;
	}
	this.className = arrayOfRolloverClasses[tableObj.id];		
	activeRow = this;	
}
	
function clickOnTableRow()
{
	var tableObj = this.parentNode;
	if(tableObj.tagName!='TABLE')tableObj = tableObj.parentNode;		
	if(activeRowClickArray[tableObj.id] && this!=activeRowClickArray[tableObj.id]){
		activeRowClickArray[tableObj.id].className='';
	}
	this.className = arrayOfClickClasses[tableObj.id];
	activeRowClickArray[tableObj.id] = this;			
}
	
function resetRowStyle()
{
	var tableObj = this.parentNode;
	if(tableObj.tagName!='TABLE')tableObj = tableObj.parentNode;
	if(activeRowClickArray[tableObj.id] && this==activeRowClickArray[tableObj.id]){
		this.className = arrayOfClickClasses[tableObj.id];
		return;	
	}
	var origCl = this.getAttribute('origCl');
	if(!origCl)origCl = this.origCl;
	this.className=origCl;	
}
		
function addTableRolloverEffect(tableId,whichClass,whichClassOnClick)
{
	arrayOfRolloverClasses[tableId] = whichClass;
	arrayOfClickClasses[tableId] = whichClassOnClick;
	var tableObj = document.getElementById(tableId);
	var tBody = tableObj.getElementsByTagName('TBODY');
	if(tBody){
		var rows = tBody[0].getElementsByTagName('TR');
	}else{
		var rows = tableObj.getElementsByTagName('TR');
	}
	for(var no=0;no<rows.length;no++){
		rows[no].onmouseover = highlightTableRow;
		rows[no].onmouseout = resetRowStyle;
		if(whichClassOnClick){
			rows[no].onclick = clickOnTableRow;	
		}
	}	
}