/***********************************************************
*********************** SETTINGS ***************************
***********************************************************/

//var RequestURL = "http://www.crazyweb.lt/RealEstate/model.php?action=xml&lang=0";
//var RequestURL = "http://localhost:83/model.php?action=xml&lang=0";
var RequestURL = "http://www.charisma.lt/model.php?action=xml&lang=0";
var opacityLevel = 25;	// procentais

/***********************************************************
********************** TROUBLESHOOT ************************
***********************************************************
	If your ajax doesn't work, try these:

	1. Make sure method is in quotes (e.g. "POST")
	2. Make sure handling method is without quotes (e.g. HandleResponse)
	3. Don't forget the freakin' header("Content-Type: text/xml")

/***********************************************************
********************** AJAX ENGINE *************************
***********************************************************/

var XMLLoader = null;

/// Prepare XMLLoader object ////////////////////////////////
/////////////////////////////////////////////////////////////
alerted=false;
/*@cc_on @*/
/*@if (@_jscript_version >= 5)
// JScript gives us Conditional compilation, we can cope with old IE versions.
try {
	XMLLoader=new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
	try {
		XMLLoader=new ActiveXObject("Microsoft.XMLHTTP");
	} catch (E) {
		alert("You must have Microsofts XML parsers available");
	}
}
@else {
	alert("You must have JScript version 5 or above.");
	XMLLoader=false;
	alerted=true;
}
@end @*/
if (!XMLLoader && !alerted) {
	try {
		XMLLoader = new XMLHttpRequest();
	} catch (e) {
		alert("You need a browser which supports an XMLHttpRequest Object.\nMozilla build 0.9.5 has this Object and IE5 and above")
	}
}

function HandleResponse() {
    if (XMLLoader.readyState == 4) {
		if ((XMLLoader.status) && (XMLLoader.status == 200)) {
			AjaxXML = XMLLoader.responseXML.getElementsByTagName('xml')[0];
			for (i = 0; i < AjaxXML.childNodes.length; i++) {
				c = AjaxXML.childNodes[i];
				fn = c.nodeName;
				if (fn == '#text') continue;
				args = ""
				for (j = 0; j < c.childNodes.length; j++) {
					cn = c.childNodes[j];
					if (cn.nodeType == 3 || cn.childNodes[0] == null) continue;
					args += (args!="")?", ":"";
					args += "'"+cn.childNodes[0].nodeValue+"'";
				}
				func = fn+'('+args+')';
				setTimeout(func, 0);
			}
		} else {
			alert('Error occured in AJAX');
		}
    }
}

function LoadData(FileName, Method, PostVariables, Handler) {
	if (XMLLoader) {
		XMLLoader.open(Method, FileName, true);
		XMLLoader.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		XMLLoader.onreadystatechange=Handler;
		XMLLoader.send(PostVariables);
	}
}



/***********************************************************
****************** FLAT WINDOW *****************************
***********************************************************/

function AJAXcheck() {
	if (XMLLoader.readyState == 4) {
		if ((XMLLoader.status) && (XMLLoader.status == 200)) {
			AjaxXML = XMLLoader.responseXML;
			return AjaxXML;
		} else {
			alert('Error occured in AJAX');
		}
  }
	return null;
}

//*** OnClick function
function loadApartment(ID) {
	LoadData(RequestURL + "&ID=" + ID, "POST", "ID="+ID, showApartment);
}

//*** Handler function
function showApartment() {
	XML = AJAXcheck();
	if( XML == null ) return;
	
	if (XML.getElementsByTagName("buto_statusas_id")[0].firstChild.nodeValue == 3)
	return false;
	
	mainDiv = document.getElementById('main');
	overlayerDiv = document.getElementById('overlayer');
/*	
	// paslepia main div'a (IE)
	//mainDiv.style.zoom = 1;
	mainDiv.style.filter = 'alpha(opacity='+opacityLevel+')';

	// paslepia main div'a (cross-browser)
	mainDiv.style.opacity = opacityLevel/100.0;
*/	
	// parodo perdengima
	overlayerDiv.style.display = 'block';
	HideSelect();
	
  // Enable reservation form submit button. 
  document.getElementById('button_rezervuoti').disabled = false;     
	
	//Clear reserve form
  document.getElementById('firstname').value = "Vardas";
  document.getElementById('surname').value = "Pavardė";
  document.getElementById('phone').value = "Telefonas";
  document.getElementById('email').value = "El. paštas";
  document.getElementById('firstname').className = "";
  document.getElementById('surname').className = "";
  document.getElementById('phone').className = "";
  document.getElementById('email').className = "";
  document.getElementById('rezervacija_message').innerHTML = "* rezervacija galioja 48 valandas";
  document.getElementById('rezervacija_message').className = "";

	// suraso antraste
	var tipas_name = '';
	if (XML.getElementsByTagName('buto_tipas_id')[0].firstChild.nodeValue > 1) tipas_name = 'Komercinės'; 
	else tipas_name = 'Butas';
	document.getElementById('title').innerHTML = tipas_name + ' ' + XML.getElementsByTagName('buto_pavadinimas')[0].firstChild.nodeValue;
  document.getElementById('status').innerHTML =  ' (' + XML.getElementsByTagName('buto_statusas')[0].firstChild.nodeValue+')';
  var status_id = XML.getElementsByTagName("buto_statusas_id")[0].firstChild.nodeValue;
  var style_class = "";  
  if (status_id == 1)	style_class = "free";
  if (status_id == 2)	style_class = "reserved";
  if (status_id == 3)	style_class = "bought";    
  document.getElementById('status').className = style_class;
  
	// supildo lenteles laukelius
	document.getElementById('korpusas').innerHTML = XML.getElementsByTagName('namo_pavadinimas')[0].firstChild.nodeValue;
	document.getElementById('aukstas').innerHTML = XML.getElementsByTagName('aukstas')[0].firstChild.nodeValue;
	document.getElementById('kambariu').innerHTML = XML.getElementsByTagName('kambariu_skaicius')[0].firstChild.nodeValue;
	document.getElementById('orientacija').innerHTML = XML.getElementsByTagName('orientacija')[0].firstChild.nodeValue;
	document.getElementById('laiptine').innerHTML = XML.getElementsByTagName('laiptine')[0].firstChild.nodeValue;
	document.getElementById('buto_plotas').innerHTML = XML.getElementsByTagName('plotas')[0].firstChild.nodeValue;
	document.getElementById('kainam2').innerHTML = formatCurrency(XML.getElementsByTagName('kaina_1m2')[0].firstChild.nodeValue);
	document.getElementById('balkonoplotas').innerHTML = XML.getElementsByTagName('balkono_plotas')[0].firstChild.nodeValue;
	document.getElementById('balkonokaina').innerHTML = formatCurrency(XML.getElementsByTagName('balkono_kaina')[0].firstChild.nodeValue);
	document.getElementById('parkavimo').innerHTML = formatCurrency(XML.getElementsByTagName('parkavimo_kaina')[0].firstChild.nodeValue);
	document.getElementById('parkavimo_keltuv').innerHTML = formatCurrency(XML.getElementsByTagName('parkavimo_kaina_keltuv')[0].firstChild.nodeValue);
	document.getElementById('viso').innerHTML = formatCurrency(XML.getElementsByTagName('viso_turto_kaina')[0].firstChild.nodeValue);
  if (document.getElementById("viso_lt") != null)
    document.getElementById('viso_lt').innerHTML = formatCurrency(XML.getElementsByTagName('viso_turto_kaina_lt')[0].firstChild.nodeValue);

	// pakeicia plano paveiksla
	document.getElementById('butoplanas').src = '/images/butai/' + XML.getElementsByTagName('buto_planas')[0].firstChild.nodeValue;
	//if ((XML.getElementsByTagName('sId')[0].firstChild.nodeValue == 2911) || (XML.getElementsByTagName('sId')[0].firstChild.nodeValue == 2912)) {
  //  document.getElementById('butoplanas').width = 378;
  //  document.getElementById('butoplanas').height = 584;
  //  document.getElementById('overlayer').style.height = '782px';
  //}
  //else {
    document.getElementById('butoplanas').width = 489;
    document.getElementById('butoplanas').height = 380;
    document.getElementById('overlayer').style.height = '585px';
  //}
	document.getElementById('buto_sId').value = XML.getElementsByTagName('sId')[0].firstChild.nodeValue;
	document.getElementById('a_open_flat').href = 'http://www.charisma.lt/butas.php?ID=' + XML.getElementsByTagName('sId')[0].firstChild.nodeValue;
	
	return false;
}


function closeApartment() {

	mainDiv = document.getElementById('main');
	overlayerDiv = document.getElementById('overlayer');

	// paryskina main div'a
	//mainDiv.style.zoom = 1;
	//mainDiv.style.filter = "alpha(opacity=100)";
	//mainDiv.style.opacity = 1;

	// paslepia perdengima
	overlayerDiv.style.display = 'none';
	
	document.getElementById('butoplanas').src = '/images/transparent.gif';
	
	return false;	
}

function HideSelect() {

  if (document.getElementById("hidingControls1") != null)
    document.getElementById("hidingControls1").style.display = "inline";
  if (document.getElementById("hidingControls2") != null)
    document.getElementById("hidingControls2").style.display = "inline";
  if (document.getElementById("hidingControls3") != null)
    document.getElementById("hidingControls3").style.display = "inline";
}
function ShowSelect() {
  if (document.getElementById("hidingControls1") != null)
    document.getElementById("hidingControls1").style.display = "none";
  if (document.getElementById("hidingControls2") != null)
    document.getElementById("hidingControls2").style.display = "none";
  if (document.getElementById("hidingControls3") != null)
    document.getElementById("hidingControls3").style.display = "none";
}

function formatCurrency(num, showcents) {
  if (showcents == null) showcents = 0;
  num = num.toString().replace(/\$|\,/g,'');
  if(isNaN(num))
    num = "0";
  sign = (num == (num = Math.abs(num)));
  num = Math.floor(num*100+0.50000000001);
  cents = num%100;
  num = Math.floor(num/100).toString();
  if(cents<10)
    cents = "0" + cents;
  for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
    num = num.substring(0,num.length-(4*i+3))+' '+
  num.substring(num.length-(4*i+3));
  if ((cents == "00") && (showcents == 0)) cents = "";
  else cents = "," + cents;
  return (((sign)?'':'-') + num + cents);
}


/***********************************************************
****************** SORT TABLE ******************************
***********************************************************/
//var SortRequestURL = "http://localhost:83/xmlSortTable.php?action=xml&lang=0";
//var SortRequestURL = "http://www.crazyweb.lt/RealEstate/xmlSortTable.php?action=xml&lang=0";
var SortRequestURL = "http://www.charisma.lt/xmlSortTable.php?action=xml&lang=0";
var selectedCol = 2;
var selectedPage = 0;
var searchPlotas = 0;
var searchKamb = 0;
var searchKaina = 0;

//*** OnClick function
function SortTable(col, page) {
  selectedCol = col;
  if (page != null) selectedPage = page;
  var variables = "&col=" + col + "&page=" + selectedPage;
  if (searchPlotas > 0) variables += "&plotas=" + searchPlotas;
  if (searchKamb > 0) variables += "&kamb=" + searchKamb;
  if (searchKaina > 0) variables += "&kaina=" + searchKaina;
	LoadData(SortRequestURL + variables, "POST", "col="+col, changeSortingInTable);	
}

function FilterTable() {
  searchPlotas = document.getElementById('plotas').value;
  searchKamb = document.getElementById('skaicius').value;
  searchKaina = document.getElementById('kaina').value;
  selectedPage = 0;
  SortTable(selectedCol, selectedPage)
}

//*** Handler function
function changeSortingInTable(col) {
  var flat;
  var sId;
  
	var overlayerDiv = document.getElementById('noresults');
  
	XML = AJAXcheck();
	if( XML == null ) {
    return;
  }
  
  var flats = XML.getElementsByTagName("flat");
	
	if (flats.length == 0) {    
	  overlayerDiv.style.display = 'block';
  }
  else {
	  overlayerDiv.style.display = 'none';
  }

  var tmp = new Array();
  for (var i = 0 ; i < flats.length ; i++) {
  	flat = flats[i];
  	
  	sId = flat.getElementsByTagName("sId")[0].firstChild.nodeValue;
  	tmp[i] = sId;
    
  	document.getElementById('tr_butas'+i).onclick = function() { loadApartment( tmp[ parseInt( this.id.substr(8) ) ] ) };
      
      
    var label = flat.getElementsByTagName("buto_pavadinimas")[0].firstChild.nodeValue;
  	document.getElementById('table_flat_nr'+i).innerHTML = tmp[i];
    var floor = flat.getElementsByTagName("aukstas")[0].firstChild.nodeValue;
  	document.getElementById('table_flat_floor'+i).innerHTML = floor;
    var room_count = flat.getElementsByTagName("kambariu_skaicius")[0].firstChild.nodeValue;
  	document.getElementById('table_flat_roomcount'+i).innerHTML = room_count;
    var area = flat.getElementsByTagName("plotas")[0].firstChild.nodeValue;
  	document.getElementById('table_flat_area'+i).innerHTML = area;
    var price = flat.getElementsByTagName("kaina_1m2")[0].firstChild.nodeValue;
  	document.getElementById('table_flat_price'+i).innerHTML = formatCurrency(price);
    var all_price = flat.getElementsByTagName("viso_turto_kaina")[0].firstChild.nodeValue;
  	document.getElementById('table_flat_allprice'+i).innerHTML = formatCurrency(all_price, 1);
    var status = flat.getElementsByTagName("buto_statusas")[0].firstChild.nodeValue;
  	document.getElementById('table_flat_status'+i).innerHTML = status;
    var status_id = flat.getElementsByTagName("buto_statusas_id")[0].firstChild.nodeValue;
    var style_class = "";  
    if (status_id == 1)	style_class = "free status";
    if (status_id == 2)	style_class = "reserved status";
    if (status_id == 3)	style_class = "bought status";    
  	document.getElementById('table_flat_status'+i).className = style_class;
  }
	
	//clear ald values
	for (var i = flats.length; i < 10; i++) {
	  document.getElementById('tr_butas'+i).onclick = function() { };
  	document.getElementById('table_flat_nr'+i).innerHTML = "";
  	document.getElementById('table_flat_floor'+i).innerHTML = "";
  	document.getElementById('table_flat_roomcount'+i).innerHTML = "";
  	document.getElementById('table_flat_area'+i).innerHTML = "";
  	document.getElementById('table_flat_price'+i).innerHTML = "";
  	document.getElementById('table_flat_allprice'+i).innerHTML = "";
  	document.getElementById('table_flat_status'+i).innerHTML = "";
  	document.getElementById('table_flat_status'+i).className = "";  
  }
  
  
  //Output page indexes
  var r = "";
  if (selectedCol == 2) r = "label";
  else if (selectedCol == 4) r = "floor";
  else if (selectedCol == 5) r = "roomcount";
  else if (selectedCol == 8) r = "area";
  else if (selectedCol == 9) r = "price";
  else if (selectedCol == 16) r = "allprice";
  
  var page_indexes = XML.getElementsByTagName("page_index");
  var index_txt = "";

  if (page_indexes.length > 1) {
    for (var i = 0 ; i < page_indexes.length ; i++) {
    	var index = page_indexes[i];
    	var id = index.getAttribute("id");
  
      index_txt += "<nobr><span ";
      if (selectedPage == i) index_txt += "class=current ";
      index_txt += "onclick='SortTable("+selectedCol+", "+i+")'>";
      var temp = index.getElementsByTagName(r + "_start")[0].firstChild.nodeValue;
      if (selectedCol == 9 || selectedCol == 16) temp = formatCurrency(temp);
    	index_txt += temp;
    	temp = index.getElementsByTagName(r + "_end")[0].firstChild.nodeValue;
      if (selectedCol == 9 || selectedCol == 16) temp = formatCurrency(temp);
    	index_txt += "&nbsp;-&nbsp;" + temp;
  
      index_txt += "</span>&nbsp;&nbsp;&nbsp;&nbsp;</nobr> ";
    }
  }
  
  document.getElementById('tablle_pageindexes').innerHTML = index_txt;

}

function markSelectedColumn(col) {
  document.getElementById('col1').className = "";
  document.getElementById('col2').className = "";
  document.getElementById('col3').className = "";
  document.getElementById('col4').className = "";
  document.getElementById('col5').className = "";
  document.getElementById('col6').className = "";
  
  document.getElementById(col).className = "current";
}