// -------------------------------------------------------------------
// Image swapping below
// -------------------------------------------------------------------
	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];}
}


// -------------------------------------------------------------------
// Model item methods
// -------------------------------------------------------------------
var currentPhoto = 0;
function BrowsePhoto(action){
	switch(action){
		case "next":
			photo = currentPhoto+1;
			if(photo > maxPhoto){
				photo = 0;
			}
			currentPhoto = photo;
		break;
		case "prev":
			photo = currentPhoto-1;
			if(photo < 0){
				photo = maxPhoto;
			}
			currentPhoto = photo;
		break;
	}
	document['modelPhotoGallery'].src = imageArray[currentPhoto];
}


var currentElevation = 0;
function BrowseElevation(action){
	switch(action){
		case "next":
			elevation = currentElevation+1;
			if(elevation > maxElevation){
				elevation = 0;
			}
			currentElevation = elevation;
		break;
		case "prev":
			elevation = currentElevation-1;
			if(elevation < 0){
				elevation = maxElevation;
			}
			currentElevation = elevation;
		break;
	}
	document['modelPhotoGallery'].src = elevationArray[currentElevation];
}

function showButtons(elementID,action){
	if(action == "out"){
		timer2ID = setTimeout ( "hideAllButtons()", 500 );
	} else {
		switch(elementID){
			case "elevationBrowser":
				hidePhotoGalleryButtons();
			break;
			case "photoGallery":
				hideElevationButtons();
			break;
		}

		document.getElementById(elementID).getElementsByTagName("a")[0].style.visibility = 'visible';
		document.getElementById(elementID).getElementsByTagName("a")[1].style.visibility = 'visible';
		clearTimeout(timer2ID);
	}
}

function hideAllButtons() {
	hidePhotoGalleryButtons();
	hideElevationButtons();
}

function hidePhotoGalleryButtons() {
	try {
		document.getElementById("photoGalleryBrowser").getElementsByTagName("a")[0].style.visibility = 'hidden';
		document.getElementById("photoGalleryBrowser").getElementsByTagName("a")[1].style.visibility = 'hidden';
	} catch(err) {
	}
}

function hideElevationButtons() {
	try {
		document.getElementById("elevationBrowser").getElementsByTagName("a")[0].style.visibility = 'hidden';
		document.getElementById("elevationBrowser").getElementsByTagName("a")[1].style.visibility = 'hidden';
	} catch(err) {
	}
}




// -------------------------------------------------------------------
// rollover panels
// -------------------------------------------------------------------
var timerID = "";
function rollPanel(elementID,action,page){
	if(action == "out"){
		switch(elementID){
			default:
				if(page != 'searchbycomm') {
					timerID = setTimeout ( "hideAll()", 500 );
				}
			break;
		}
		if(page == "searchbycomm"){
			hideSpecific(elementID);
		}
	}
	else {
		switch(elementID){
			default:
				if(page != 'searchbycomm') {
					hideAll();
				}
			break;
			case "searchByCommunity":
				document.getElementById('browseCommunity').className = 'browseActive';
				hideSpecific('searchByType');
				hideSpecific('searchByPrice');
				hideSubmenus();
			break;
			case "searchByType":
				document.getElementById('browseType').className = 'browseActive';
				hideSpecific('searchByCommunity');
				hideSpecific('searchByPrice');
				hideSubmenus();
			break;
			case "searchByPrice":
				document.getElementById('browsePrice').className = 'browseActive';
				hideSpecific('searchByCommunity');
				hideSpecific('searchByType');
				hideSubmenus();
			break;
		}

		document.getElementById(elementID).style.display = "block";
		clearTimeout(timerID);
	}
}

function hideAll(){
	hideSubmenus();

	document.getElementById('searchByCommunity').style.display = "none";
	document.getElementById('searchByType').style.display = "none";
	document.getElementById('searchByPrice').style.display = "none";

	document.getElementById('browseCommunity').className = '';
	document.getElementById('browseType').className = '';
	document.getElementById('browsePrice').className = '';
}

function hideSubmenus() {
	for(var i = 0; i < document.getElementsByClassName('submenu').length; i++) {
		document.getElementsByClassName('submenu')[i].style.display = "none";
	}
}

function hideSpecific(which){
	document.getElementById(which).style.display = "none";
		switch(which){
			case "searchByCommunity":
				document.getElementById('browseCommunity').className = '';
			case "searchByType":
				document.getElementById('browseType').className = '';
			case "searchByPrice":
				document.getElementById('browsePrice').className = '';
			break;
		}
}

// -------------------------------------------------------------------
// function to format a number with separators. returns formatted number.
// num - the number to be formatted
// decpoint - the decimal point character. if skipped, "." is used
// sep - the separator character. if skipped, "," is used
// -------------------------------------------------------------------
function FormatNumberBy3(num, decpoint, sep) {
  // check for missing parameters and use defaults if so
  if (arguments.length == 2) {
    sep = ",";
  }
  if (arguments.length == 1) {
    sep = ",";
    decpoint = ".";
  }
  // need a string for operations
  num = num.toString();
  // separate the whole number and the fraction if possible
  a = num.split(decpoint);
  x = a[0]; // decimal
  y = a[1]; // fraction
  z = "";
  if (typeof(x) != "undefined") {
    // reverse the digits. regexp works from left to right.
    for (i=x.length-1;i>=0;i--)
      z += x.charAt(i);
    // add seperators. but undo the trailing one, if there
    z = z.replace(/(\d{3})/g, "$1" + sep);
    if (z.slice(-sep.length) == sep)
      z = z.slice(0, -sep.length);
    x = "";
    // reverse again to get back the number
    for (i=z.length-1;i>=0;i--)
      x += z.charAt(i);
    // add the fraction back in, if it was there
    if (typeof(y) != "undefined" && y.length > 0)
      x += decpoint + y;
  }
  return x;
}

function processSelectedPrice(valueArray){
	spread = maxPrice-minPrice;
	slide1Value = (spread*valueArray[0])+minPrice;
	slide2Value = (spread*valueArray[1])+minPrice;
	$('pricevalue1').innerHTML="$"+FormatNumberBy3(slide1Value);
	$('pricevalue2').innerHTML="$"+FormatNumberBy3(slide2Value);
	document.forms.searchForm.price1.value=slide1Value;
	document.forms.searchForm.price2.value=slide2Value;
}

function processSelectedPriceSearchBy(valueArray){
	spread = maxPriceSearchBy-minPriceSearchBy;
	slide1Value = (spread*valueArray[0])+minPriceSearchBy;
	slide2Value = (spread*valueArray[1])+minPriceSearchBy;
	$('pricevalue1SearchBy').innerHTML="$"+FormatNumberBy3(slide1Value);
	$('pricevalue2SearchBy').innerHTML="$"+FormatNumberBy3(slide2Value);
	document.forms.searchByPriceForm.price1.value=slide1Value;
	document.forms.searchByPriceForm.price2.value=slide2Value;
}