// layer swap function

if (navigator.userAgent.indexOf("Opera")!=-1
    && document.getElementById) type="OP";
if (document.all) type="IE";
if (document.layers) type="NN";
if (!document.all && document.getElementById) type="MO";

function ShowResults(layerid,layerdisplay) {

var id = layerid;
var dp = layerdisplay;

  if (type=="IE") {
	eval("document.all.nowselling" + id + ".style.display='" + dp + "'");
  	}
  if (type=="NN") {
  	eval("document.nowselling" + id + ".display='" + dp + "'");
  	}
  if (type=="MO" || type=="OP") {
  	eval("document.getElementById('nowselling" + id + "').style.display='" + dp + "'");
  	}
}


// show results

function NowSellingScript() {

	var ns1 = document.ParklandsSearch.ns1.checked;
	var ns2 = document.ParklandsSearch.ns2.checked;
	var ns3 = document.ParklandsSearch.ns3.checked;
	var ns4 = document.ParklandsSearch.ns4.checked;
	var ns5 = document.ParklandsSearch.ns5.checked;

	var nsoptions = new Array(ns1, ns2, ns3, ns4, ns5);
	var countitems = 0;

	for (loop=0; loop < 5; loop++) {
		if (nsoptions[loop] == true) {
			ShowResults('ScrollBox','block');
			ShowResults('Intro1','none');
			ShowResults('Intro2','block');
			ShowResults('Search','none');
			ShowResults(loop+1,'block');
		}
		else {
			ShowResults(loop+1,'none');
		}
	}
}


// reset page function

function ResetList() {
	if (document.ParklandsSearch.clickthru.value == 'yes') {
	window.location.href='nowselling.html';
	} else {
			ShowResults('ScrollBox','none');
			ShowResults('Intro2','none');
			ShowResults('Intro1','block');
			ShowResults('Search','block');
		for (loop=0; loop < 5; loop++) {
				ShowResults(loop+1,'none');
				eval("document.ParklandsSearch.ns"+(loop+1)+".checked = false")
		}
	}
}


// load page from URL query

function LoadQuery() {
		if (location.search.length > 0) {
		eval("document.ParklandsSearch."+location.search.substring(1)+".checked = true");
		document.ParklandsSearch.clickthru.value = 'yes';
		NowSellingScript();
		} else {
		}
	}

function RandomImage()
{
	var images = new Array('home_page_image_1.jpg','home_page_image_2.jpg','home_page_image_3.jpg','home_page_image_4.jpg','home_page_image_5.jpg','home_page_image_6.jpg','home_page_image_7.jpg');
	var rnd = Math.floor(Math.random()*images.length);
	document.getElementById("body").style.backgroundImage = "url('images/" + images[rnd] + "')";
}

function RandomTile()
{
	// just has 2 in the mix
	var tiles = new Array('tile-lifestyle','tile-location');
	var rnd = Math.floor(Math.random()*tiles.length);
	for (var i=0; i<tiles.length; i++) document.getElementById(tiles[i]).style.display = (i == rnd) ? "block" : "none";
}

window.onload = function() {
						window.setInterval('RandomTile();', 5000);
						ResetList();
					}