global_z_index = 300;

function addEventHandler(obj,evt,fn) {
	if (obj.addEventListener)
		obj.addEventListener(evt,fn,false);
	else if (obj.attachEvent)
		obj.attachEvent('on'+evt,fn);
}

function removeEventHandler(obj,evt,fn) {
	if (obj.removeEventListener)
		obj.removeEventListener(evt,fn,false);
	else if (obj.detachEvent)
		obj.detachEvent('on'+evt,fn);
}


function LoadSWFmain(movie, width, height, id) {


	
	document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" id="'+id+'" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="'+width+'" height="'+height+'">\n');
	document.write('<param name="allowScriptAccess" value="sameDomain">')
	document.write('<param name="movie" value="'+movie+'">\n');
	document.write('<param name="quality" value="high">\n');
	document.write('<param name="menu" value="false">\n');
	document.write('<param name="scale" value="noscale">\n');
	document.write('<param name="salign" value="lt">\n');
	document.write('<param name="wmode" value="transparent">\n');	
	document.write('<param name="bgcolor" value="#ffffff">');
	document.write('<embed src="'+movie+'" width="'+width+'" height="'+height+'"  name="'+id+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" menu="false"  scale="noscale"  salign="lt" wmode="transparent"></embed>\n');
	document.write('</object>\n');

	
} 

function swapIMG(obj, url) {
	obj.src=url;
}

function searchProceed() {
	var property_type = document.getElementById('property_type_options').value;
	var location = document.getElementById('location_options').value;
	var transaction = document.getElementById('transaction_options').value;
	var price = document.getElementById('price_options').value;
	
	var url = 'index.php5?mod=oferty&op=1&location='+location+'&property_type='+property_type+'&transaction='+transaction+'&price='+price;
	
	return url;
}

function fadeEfectClass(b) {
	
	this.changeOpac = changeOpac;
	this.fadeIn = fadeIn;
	this.fadeOut = fadeOut;
	
	var b = b;
	var opcaityTimer1;
	var opcaityTimer2;
	var opacityN = 1;
	
	function changeOpac(opacity, id, newOpacity) {
	    var object = document.getElementById(id).style;
	 try {   object.opacity = (opacity / 100); } catch (e) { }
	 try {   object.MozOpacity = (opacity / 100);} catch (e) { }
	 try {   object.KhtmlOpacity = (opacity / 100);} catch (e) { }
	 try {   object.filter = "alpha(opacity=" + opacity + ")";} catch (e) { }
	
	 if(newOpacity) opacityN = newOpacity;
	
	}
	
	
	function fadeIn(id, callback) { 
		if(opacityN < 100) { 
			clearTimeout(opcaityTimer2);
			opacityN = opacityN+10;
			changeOpac(opacityN, id);
			opcaityTimer1 = setTimeout(b+'.fadeIn(\''+id+'\', \''+callback+'\')', 15);
		} else {
			if (callback) eval(callback);
		}
	}
	
	function fadeOut(id, callback) { 
		if(opacityN > 9) {
			clearTimeout(opcaityTimer1);
			opacityN = opacityN-10;
			changeOpac(opacityN, id);
			opcaityTimer2 = setTimeout(b+'.fadeOut(\''+id+'\', \''+callback+'\')', 15);
		} else {
			//alert('fadedOut');
			if (callback)  eval(callback);
		}
	}
}

b1 = new fadeEfectClass('b1');
b2 = new fadeEfectClass('b2');
b3 = new fadeEfectClass('b3');
b4 = new fadeEfectClass('b4');
mainAlphaObj = new fadeEfectClass('mainAlphaObj');
multiAlphaObj = new fadeEfectClass('multiAlphaObj');
boxAlphaObj = new fadeEfectClass('boxAlphaObj');



function switchOnMark(n) {
	name = 'mark' + n;
	mark_on = 'mark.jpg';
	document.getElementById(name).src = 'image/' + mark_on;
}

function switchOffMark(n) {
	name = 'mark' + n;
	mark_off = 'mark_off.jpg';
	document.getElementById(name).src = 'image/' + mark_off;
}

function removeWhitespace(xml) {
	var loopIndex;
	
	for (loopIndex = 0; loopIndex < xml.childNodes.length; loopIndex++) {
		var currentNode = xml.childNodes[loopIndex];
		if (currentNode.nodeType == 1) {
			removeWhitespace(currentNode);
			}
		if (((/^\s+$/.test(currentNode.nodeValue))) && (currentNode.nodeType == 3)) {
			xml.removeChild(xml.childNodes[loopIndex--]);
		}
	}
	return xml;
}

var mozillaFlag = false;
function CreateHttpObj() {
		
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_object = new XMLHttpRequest();
		mozillaFlag = true;
		if (http_object.overrideMimeType) {
			//http_object.overrideMimeType('text/xml');
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_object = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_object = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
            }
        }
	
	if (!http_object) {
            alert('XMLHTTP Error');
            return false;
	} else {
		return 	http_object;
	}
	
}

function getURLVar(urlVarName) {
	//divide the URL in half at the '?'
	var urlHalves = String(document.location).split('?');
	var urlVarValue = '';
		if(urlHalves[1]){
		//load all the name/value pairs into an array
		var urlVars = urlHalves[1].split('&');
		//loop over the list, and find the specified url variable
			for(i=0; i<=(urlVars.length); i++){
				if(urlVars[i]){
				//load the name/value pair into an array
				var urlVarPair = urlVars[i].split('=');
				if (urlVarPair[0] && urlVarPair[0] == urlVarName) {
				//I found a variable that matches, load it's value into the return variable
				urlVarValue = urlVarPair[1];
				}
			}
		}
	}
	return urlVarValue;   
}

function printOffer(id) {
	url = 'index.php5?mod=offer&op=3&id='+id;
	x = window.open(url,'name','height=570,width=720');
	if (window.focus) x.focus();
}


function escapeXML(str) {
	str = str.replace('&', '&amp;');
	return str;
}

function openPopup(url) {
	var h = screen.height * 0.75;
	var w = screen.width * 0.75;
	
	window.open(url,'','resizable=yes,menubar=yes,width='+w+',height='+h+',scrollbars=yes, top=25, left=25'); 
}

function HTTPgetText(url, callback, preloader) {
	var XMLHttp = false;
	XMLHttp = new CreateHttpObj();
	
	if(XMLHttp) {
		
		// preloader should be switched on here
		
		XMLHttp.open("GET", url, true);
		XMLHttp.onreadystatechange = function() {
			if (XMLHttp.readyState == 4 && XMLHttp.status == 200) {
				
				// preloader should be switched off here
				
				var textDocument = XMLHttp.responseText;
								
				if (callback)
					eval(callback);
			
			} 
		}
		
		XMLHttp.send();
		
	} else {
		alert('An error ocurred. Please try again later. Error code: AX001');
	}
}


function getData(url, callback, method, postData, output, preloader) {
		var XMLHttp = false;
		XMLHttp = new CreateHttpObj();
		
		if (!method)
			var method = "GET";
		
		if(XMLHttp) {
			
			if (preloader && document.getElementById(preloader)) {
				document.getElementById(preloader).style.display='block';
			}
			
			XMLHttp.open(method, url, true);
			XMLHttp.onreadystatechange = function() {
				if (XMLHttp.readyState == 4 && XMLHttp.status == 200) {
					
					if (preloader && document.getElementById(preloader)) {
						document.getElementById(preloader).style.display ='none';
					}
					
					if (output && output == 'text') {
						var outputDocument = XMLHttp.responseText;
					} else {
						var outputDocument = XMLHttp.responseXML;
					}
					
					if (mozillaFlag && outputDocument && output != 'text')
						removeWhitespace(outputDocument);
					
					if (callback)
						eval(callback);
					
				}
			}
			
			if (!postData)
				var postData = null;
			
			XMLHttp.send(postData);
		}
	} 
	
	
	
	
	
	// drag & drop
	dragDrop = {
	initialMouseX: undefined,
	initialMouseY: undefined,
	startX: undefined,
	startY: undefined,
	draggedObject: undefined,
	draggedObject2: undefined,
	
	initElement: function (element) {
		if (typeof element == 'string')
			element = document.getElementById(element);
		element.onmousedown = dragDrop.startDragMouse;
	},
	startDragMouse: function (e) {
		dragDrop.startDrag(this, this.parentNode);
		global_z_index++;
		this.parentNode.style.zIndex=global_z_index;
		global_z_index++;
		this.style.zIndex=global_z_index;
		var evt = e || window.event;
		dragDrop.initialMouseX = evt.clientX;
		dragDrop.initialMouseY = evt.clientY;
		addEventHandler(document,'mousemove',dragDrop.dragMouse);
		addEventHandler(document,'mouseup',dragDrop.releaseElement);
		return false;
	},
	
	
	
	startDrag: function (obj, obj2) {
		if (dragDrop.draggedObject)
			dragDrop.releaseElement();
		dragDrop.draggedObject = obj;
		dragDrop.startX = obj2.offsetLeft;
		dragDrop.startY = obj2.offsetTop;
		dragDrop.draggedObject2 = obj2;
		obj.className += 'dragged';
	},
	dragMouse: function (e) {
		var evt = e || window.event;
		var dX = evt.clientX - dragDrop.initialMouseX;
		var dY = evt.clientY - dragDrop.initialMouseY;
		dragDrop.setPosition(dX,dY);
		return false;
	},
	
	setPosition: function (dx,dy) {
		dragDrop.draggedObject2.style.left = dragDrop.startX + dx + 'px';
		dragDrop.draggedObject2.style.top = dragDrop.startY + dy + 'px';
	},
	
	releaseElement: function() {
		removeEventHandler(document,'mousemove',dragDrop.dragMouse);
		removeEventHandler(document,'mouseup',dragDrop.releaseElement);
		dragDrop.draggedObject.className = dragDrop.draggedObject.className.replace(/dragged/,'');
		dragDrop.draggedObject = null;
		dragDrop.draggedObject2 = null;
	}
}

function getOfsXY() {
	var scrOfX = 0, scrOfY = 0;
	
	if( typeof( window.pageYOffset ) == 'number' ) {
		//Netscape compliant
		scrOfY = window.pageYOffset;
		scrOfX = window.pageXOffset;
	} else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
		//DOM compliant
		scrOfY = document.body.scrollTop;
		scrOfX = document.body.scrollLeft;
	} else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
	//IE6 standards compliant mode
		scrOfY = document.documentElement.scrollTop;
		scrOfX = document.documentElement.scrollLeft;
	} 
	
	var result = new Array();
	result['x'] = scrOfX;
	result['y'] = scrOfY;
	
	return result;
}

function scrWH() {
	var myWidth = 0, myHeight = 0;
	if( typeof(window.innerWidth) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	} else if(document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
	} else if(document.body && (document.body.clientWidth || document.body.clientHeight)) {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
	} 
	
	var result = new Array();
	result['h'] = myHeight;
	result['w'] = myWidth;
	
	return result;
}

function adBOXCountTime()
{
	setTimeout(function() { toggleAdBOXTimer = true }, 3000);
	
	if (document.body.scrollHeight > document.body.offsetHeight) { 
		H = document.body.scrollHeight; }
	else { 
		H = document.body.offsetHeight; 
	}
	
	document.getElementById("coveringDiv2").style.height  = H+"px";
}

var toggleAdBOXTimer;
function ToggleAdBOX(v) {
	if (!toggleAdBOXTimer) return false;
	s = (v) ? 'block' : 'none';
	document.getElementById('adBOX').style.display = s;
	document.getElementById("coveringDiv2").style.display = s;
}