// detect flash version
function flashVersion()
{
    if (!navigator.f)
    {
    	navigator.f = '0';
    }
	var plugin = 0;

	plugin = (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"]) ? navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin : 0;

	if (plugin)
	{
        var re = /(\d+)\.\d+/;
        var out = re.exec(plugin.description);
        if (out.length>1) navigator.f = parseInt(out[1]);
	}
	else    
	    if (navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0 && (navigator.userAgent.indexOf("Windows 95")>=0 || navigator.userAgent.indexOf("Windows NT")>=0 || navigator.userAgent.indexOf("Windows 98")>=0 || navigator.userAgent.indexOf("Windows XP")>=0))
	    {
	        navigator.f = '0';
	        document.write('<SCRIPT LANGUAGE=VBScript>\n');
	        document.write(' FlashMode = false\n');
	        document.write(' on error resume next\n');
	        document.write(' FlashMode = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.8"))\n');
	        document.write(' If FlashMode = True Then\n');
	        document.write('    navigator.f = "8"\n');
	        document.write(' Else\n');
	        document.write('    FlashMode = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.7"))\n');
	        document.write('    If FlashMode = True Then\n');
	        document.write('        navigator.f = "7"\n');
	        document.write('    Else\n');
	        document.write('        FlashMode = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.6"))\n');
	        document.write('        If FlashMode = True Then\n');
	        document.write('            navigator.f = "6"\n');
	        document.write('        Else\n');
	        document.write('            FlashMode = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5"))\n');
	        document.write('            If FlashMode = True Then\n');
	        document.write('                navigator.f = "5"\n');
	        document.write('            Else\n');
	        document.write('                FlashMode = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.4"))\n');
	        document.write('                If FlashMode = True Then\n');
	        document.write('                    navigator.f = "4"\n');
	        document.write('                Else\n');
	        document.write('                    FlashMode = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.3"))\n');
	        document.write('                    If FlashMode = True Then\n');
	        document.write('                        navigator.f = "3"\n');
	        document.write('                    Else\n');
	        document.write('                        navigator.f = "0"\n');
	        document.write('                    End If\n');
	        document.write('                End If\n');
	        document.write('            End If\n');
	        document.write('        End If\n');
	        document.write('    End If\n');
	        document.write(' End If\n');
	        document.write('</SCRIPT>\n');
	    }
	    else
	    {
	        navigator.f = '0';
	    }

	return navigator.f;
}
//
function flashConditionWrite(IfFlash, IfNotFlash, NeedFlashVersion)
{
    var f;
    f = flashVersion();
	if (f >= NeedFlashVersion)
	{
		document.write(IfFlash);
	}
	else
	{
		document.write(IfNotFlash);
	}
}
// get element of page by id (cross-browser)
function elementById(Name) {
	if(navigator.appName.indexOf("Microsoft")!=-1) {
	// IE
		if(!eval('document.all("'+Name+'")')) return 0; else return document.all(Name);
  	}
  	else {
	// NN & others
    		if(!eval('document.'+Name))  {
			if (document.getElementById) {
				return eval('document.getElementById("'+Name+'")');
			} else
			return 0;
    		}
    		else
		return eval('document.'+Name);
	}
}
// set element property (cross-browser)
function setProp(Name, Param, Val) {
	if(navigator.appName.indexOf("Microsoft")!=-1) {
	// IE
		if(!eval('document.all("'+Name+'")')) return 0; else eval('document.all("'+Name+'").style.'+Param+'='+Val);
  	}
  	else {
	// NN & others
    		if(!eval('document.'+Name))  {
			if (document.getElementById) {
				eval('document.getElementById("'+Name+'").style.'+Param+'='+Val);
			} else
			return 0;
    		}
    		else
		eval('document.'+Name+'.'+Param+'='+Val);
	}
}
// get element property (cross-browser)
function getProp(Name, Param) {
	if(navigator.appName.indexOf("Microsoft")!=-1) {
	// IE
		if(!eval('document.all("'+Name+'")'))
			return 0;
		else
			return eval('document.all("'+Name+'").style.'+Param);
  	}
  	else {
	// NN & others
    		if(!eval('document.'+Name))  {
			if (document.getElementById) {
				return eval('document.getElementById("'+Name+'").style.'+Param);
			} else
			return 0;
    		}
    		else
		return eval('document.'+Name+'.'+Param);
	}
}

function sendMail(a, b) 
{
	location.href = 'mai'+'lto'+':'+a+'@'+b;
}

function sWish(num, on)
{
	if (on=='1')
	{
		setProp("map"+num, 'display', "''");
		setProp("a"+num, 'fontSize', "'14px'");
		setProp("a"+num, 'zIndex', "'9'");
	}
	else
	{
		setProp("map"+num, 'display', "'none'");
		setProp("a"+num, 'fontSize', "'11px'");
		setProp("a"+num, 'zIndex', "'7'");
	}
}

var loadingImage = 'images/loading.gif';
function getPageScroll(){

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}
function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}
function pause(numberMillis) {
	var now = new Date();
	var exitTime = now.getTime() + numberMillis;
	while (true) {
		now = new Date();
		if (now.getTime() > exitTime)
			return;
	}
}

function getKey(e){
	if (e == null) { // ie
		keycode = event.keyCode;
	} else { // mozilla
		keycode = e.which;
	}
	key = String.fromCharCode(keycode).toLowerCase();
	
	if(key == 'x'){ offimg(); }
}

function listenKey () {	document.onkeypress = getKey; }
function onimg(objLink)
{
	var objOverlay = document.getElementById('overlay');
	var objGrayimg = document.getElementById('grayimg');
	var objCaption = document.getElementById('grayimgCaption');
	var objImage = document.getElementById('grayimgImage');
	var objLoadingImage = document.getElementById('loadingImage');
	var objGrayimgDetails = document.getElementById('grayimgDetails');

	
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();

	if (objLoadingImage) {
		objLoadingImage.style.top = (arrayPageScroll[1] + ((arrayPageSize[3] - 35 - objLoadingImage.height) / 2) + 'px');
		objLoadingImage.style.left = (((arrayPageSize[0] - 20 - objLoadingImage.width) / 2) + 'px');
		objLoadingImage.style.display = 'block';
	}

	objOverlay.style.height = (arrayPageSize[1] + 'px');
	objOverlay.style.display = 'block';

	imgPreload = new Image();

	imgPreload.onload=function(){
		objImage.src = objLink.href;

		var grayimgTop = arrayPageScroll[1] + ((arrayPageSize[3] - 35 - imgPreload.height) / 2);
		var grayimgLeft = ((arrayPageSize[0] - 20 - imgPreload.width) / 2);
		
		objGrayimg.style.top = (grayimgTop < 0) ? "0px" : grayimgTop + "px";
		objGrayimg.style.left = (grayimgLeft < 0) ? "0px" : grayimgLeft + "px";


		objGrayimgDetails.style.width = imgPreload.width + 'px';
		
		if(objLink.getAttribute('title')){
			objCaption.style.display = 'block';
			objCaption.innerHTML = objLink.getAttribute('title');
		} else {
			objCaption.style.display = 'none';
		}
		
		if (navigator.appVersion.indexOf("MSIE")!=-1){
			pause(250);
		} 

		if (objLoadingImage) {	objLoadingImage.style.display = 'none'; }

		selects = document.getElementsByTagName("select");
        for (i = 0; i != selects.length; i++) {
                selects[i].style.visibility = "hidden";
        }

		objGrayimg.style.display = 'block';

		arrayPageSize = getPageSize();
		objOverlay.style.height = (arrayPageSize[1] + 'px');
		
		listenKey();

		return false;
	}
	imgPreload.src = objLink.href;
}

function offimg()
{
	objOverlay = document.getElementById('overlay');
	objGrayimg = document.getElementById('grayimg');

	objOverlay.style.display = 'none';
	objGrayimg.style.display = 'none';

	selects = document.getElementsByTagName("select");
    for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "visible";
	}

	document.onkeypress = '';
}

function initGrayimg()
{
	
	if (!document.getElementsByTagName){ return; }
	var anchors = document.getElementsByTagName("a");

	for (var i=0; i<anchors.length; i++){
		var anchor = anchors[i];

		if (anchor.getAttribute("href") && (anchor.getAttribute("rel") == "grayimg")){
			anchor.onclick = function () {onimg(this); return false;}
		}
	}

	var objBody = document.getElementsByTagName("body").item(0);
	
	var objOverlay = document.createElement("div");
	objOverlay.setAttribute('id','overlay');
	objOverlay.onclick = function () {offimg(); return false;}
	objOverlay.style.display = 'none';
	objOverlay.style.position = 'absolute';
	objOverlay.style.top = '0';
	objOverlay.style.left = '0';
	objOverlay.style.zIndex = '90';
 	objOverlay.style.width = '100%';
	objBody.appendChild(objOverlay);
	
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();

	var imgPreloader = new Image();
	
	imgPreloader.onload=function(){

		var objLoadingImageLink = document.createElement("a");
		objLoadingImageLink.setAttribute('href','#');
		objLoadingImageLink.onclick = function () {offimg(); return false;}
		objOverlay.appendChild(objLoadingImageLink);
		
		var objLoadingImage = document.createElement("img");
		objLoadingImage.src = loadingImage;
		objLoadingImage.setAttribute('id','loadingImage');
		objLoadingImage.style.position = 'absolute';
		objLoadingImage.style.zIndex = '150';
		objLoadingImageLink.appendChild(objLoadingImage);

		imgPreloader.onload=function(){};

		return false;
	}

	imgPreloader.src = loadingImage;

	var objGrayimg = document.createElement("div");
	objGrayimg.setAttribute('id','grayimg');
	objGrayimg.style.display = 'none';
	objGrayimg.style.position = 'absolute';
	objGrayimg.style.zIndex = '100';	
	objBody.insertBefore(objGrayimg, objOverlay.nextSibling);
	
	var objLink = document.createElement("a");
	objLink.setAttribute('href','#');
	objLink.setAttribute('title','Закрыть');
	objLink.onclick = function () {offimg(); return false;}
	objGrayimg.appendChild(objLink);

/*	var imgPreloadCloseButton = new Image();

	imgPreloadCloseButton.onload=function(){

		var objCloseButton = document.createElement("img");
		objCloseButton.src = closeButton;
		objCloseButton.setAttribute('id','closeButton');
		objCloseButton.style.position = 'absolute';
		objCloseButton.style.zIndex = '200';
		objLink.appendChild(objCloseButton);

		return false;
	}

	imgPreloadCloseButton.src = closeButton;
*/
	var objImage = document.createElement("img");
	objImage.setAttribute('id','grayimgImage');
	objLink.appendChild(objImage);
	
	var objGrayimgDetails = document.createElement("div");
	objGrayimgDetails.setAttribute('id','grayimgDetails');
	objGrayimg.appendChild(objGrayimgDetails);

	var objCaption = document.createElement("div");
	objCaption.setAttribute('id','grayimgCaption');
	objCaption.style.display = 'none';
	objGrayimgDetails.appendChild(objCaption);

	var objKeyboardMsg = document.createElement("div");
	objKeyboardMsg.setAttribute('id','keyboardMsg');
	objKeyboardMsg.innerHTML = '<a class="close" href="#" title="Нажмите чтобы закрыть" onclick="offimg(); return false;"></a>';
	objGrayimgDetails.appendChild(objKeyboardMsg);


}
function addLoadEvent(func)
{	
	var oldonload = window.onload;
	if (typeof window.onload != 'function'){
    	window.onload = func;
	} else {
		window.onload = function(){
		oldonload();
		func();
		}
	}

}
addLoadEvent(initGrayimg);