/* DHTML Navigation Functions */
var refr=escape(document.referrer); /* get the http referer and encode it */ 
var dom=location.hostname; /* get the host domain */ 
var stURL="http://link.decideinteractive.com/n/36795/36797/www.zodiac.com.au/1jldzi3;11;3;;6;;1743j0;;;;;1;/i/c?0&1pixgif&referer=" 
+ refr; 
if ( (refr && refr.search(dom) == -1) && (location.href.toUpperCase().indexOf("247SEO=N") == -1) ) /* if the referrer is external preload the image request and does not contain 247SEO argument = "N" */ 
{ 
imageTR = new Image(); 
imageTR.src = stURL; 
}

function resetNav()	{
	closeTarget('subnavourproducts');
	closeTarget('subnavpoolmaintenace');
	closeTarget('subnavpoolplanning');
	closeTarget('subnavaboutus');
}

function closeProductPanels() {
       closeTarget('productPanelIntro');
       closeTarget('productPanelmodular-pools');
       closeTarget('productPanelpool-cleaners');
       closeTarget('productPanelchlorine-generators');
       closeTarget('productPanelpool-heaters');
       closeTarget('productPanelpool-pumps');
       closeTarget('productPanelpool-filters');
       closeTarget('productPanelpool-controllers');
       closeTarget('productPanelwater-features');
       closeTarget('productPanelpool--spa-valves');
       closeTarget('productPanelowners-manuals');
       closeTarget('productPanelspare-parts');
       closeTarget('productPanelinflatable-boats');
       closeTarget('productPanelpool-chemicals');
}

function LaunchPolaris() 
{
   var openUrl = '/polarispoolcleaner/main.aspx';
   //var openUrl = '/polaris/default.html';
   window.open(openUrl,'polaris','height=600,width=850,location=no,menubar=no,resizable=no,scrollbars=no,status=no,titlebar=no,toolbar=no,channelmode=no,directories=no,fullscreen=no');
}


function LaunchEi() 
{
   window.open('/ei/','eimicrosite','width=780,height=554,location=no,menubar=no,resizable=no,scrollbars=no,status=no,titlebar=no,toolbar=no,channelmode=no,directories=no,fullscreen=no');
}

/* Open-Show and Close-Hide Div Layer functions */
function toggle(targetId) {
  if (document.getElementById) {
		target = document.getElementById(targetId);
			 if ((target.style.display == "") || (target.style.display == "none")) {
			 		target.style.visibility = "visible";
					target.style.display = "block";
			 } else {
			 		target.style.visibility = "hidden";
					target.style.display = "none";
		}
	}
}

function toggleFaq(targetId)
{
		target = document.getElementById('arrow' + targetId);
		header = document.getElementById('header' + targetId);
			 if ((target.style.display == "") || (target.style.display == "none")) {
			 		target.style.visibility = "visible";
					target.style.display = "block";
					if (targetId == 1)
					{
						newImage = "url(images/help-top-header-open.jpg)";
						header.style.backgroundImage = newImage;
					}
					else
					{
						newImage = "url(images/help-header-open.jpg)";
						header.style.backgroundImage = newImage;
						if (targetId == 'last')
						{
							header.style.height = "38px";
						}
					}
			 } else {
			 		target.style.visibility = "hidden";
					target.style.display = "none";
					if (targetId == 1)
					{
						newImage = "url(images/help-top-header-closed.jpg)";
						header.style.backgroundImage = newImage;
					}
					else
					{
						newImage = "url(images/help-header-closed.jpg)";
						header.style.backgroundImage = newImage;
						if (targetId == 'last')
						{
							header.style.height = "39px";
						}
					}
		}
}

function toggleQuestion(faqPos, questionPos) {
  target = document.getElementById('question' + faqPos + questionPos);
	header = document.getElementById('questionHeader' + faqPos + questionPos);
	if ((target.style.display == "") || (target.style.display == "none")) {
		target.style.visibility = "visible";
		target.style.display = "block";
		header.style.color = "#006699";
	} else {
		target.style.visibility = "hidden";
		target.style.display = "none";
		header.style.color = "#999999";
	}
}

function openTarget(targetId) { 
	if (document.getElementById) { 
		target = document.getElementById(targetId);
			if ((target.style.display == "") || (target.style.display == "none")) {
				target.style.visibility = "visible";
				target.style.display = "block";
			} else {
			 	target.style.visibility = "hidden";
				target.style.display = "none";
    }
	}
}

function closeTarget(targetId) { 
  if (document.getElementById) { 
		target = document.getElementById(targetId); 
			if (target.style.display == "block"){ 
				target.style.display = "none";
				target.style.visibility = "hidden";
    }
	} 
}

/* Stylesheet Font Size Switching functions */
function changeStyleSheet()
{
	var sCurrent = getActiveStyleSheet();
	switch (sCurrent)
	{
		case 'fontsize_standard' :
			setActiveStyleSheet('fontsize_standard');
			break;

		case 'fontsize_large' :
			setActiveStyleSheet('fontsize_large');
			break;
	}
}

function setActiveStyleSheet(title) {
    var i, a, main;
    for (i = 0; (a = document.getElementsByTagName("link")[i]); i++) 
    {
        if (a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) 
        {
            a.disabled = true;
            if(a.getAttribute("title") == title) a.disabled = false;
            if(a.getAttribute("title") == "non_text") a.disabled = false;
        }
    }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

//function createCookie(name,value,days) {
//  if (days) {
//    var date = new Date();
//    date.setTime(date.getTime()+(days*24*60*60*1000));
//    var expires = "; expires="+date.toGMTString();
//  }
//  else expires = "";
//  document.cookie = name+"="+value+expires+"; path=/";
//}

//function readCookie(name) {
//  var nameEQ = name + "=";
//  var ca = document.cookie.split(';');
//  for(var i=0;i < ca.length;i++) {
//    var c = ca[i];
//    while (c.charAt(0)==' ') c = c.substring(1,c.length);
//    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
//  }
//  return null;
//}

//window.onload = function(e) {
//  var cookie = readCookie("style");
//  var title = cookie ? cookie : getPreferredStyleSheet();
//  setActiveStyleSheet(title);
//}

//window.onunload = function(e) {
//  var title = getActiveStyleSheet();
//  createCookie("style", title, 365);
//}

//var cookie = readCookie("style");
//var title = cookie ? cookie : getPreferredStyleSheet();
//setActiveStyleSheet(title);