if (!window['is_loaded_gztimg']) {

Function.prototype.bind = function(object) {
    var __method = this;
    return function() {
        return __method.apply(object, arguments);
    }
}

function addEventHandler(el,event,handler){
    if (el.addEventListener)
        el.addEventListener(event,handler,false);
    else if (el.attachEvent)
        el.attachEvent("on"+event,handler);
}

function removeEventHandler(el,event,handler){
    if (el.removeEventListener)
        el.removeEventListener(event,handler,false);
    else if (el.detachEvent)
        el.detachEvent("on"+event,handler);
}

var OBJ = {
    hide: function(el) {
        el.style.display = 'none';
    },
    show: function(el) {
        el.style.display = '';
    },
    getWidth: function(el) {
        return el.offsetWidth; 
    },
    setWidth: function(el,w) {
        el.style.width = w +"px";
    },
    getHeight: function(el) {
        return el.offsetHeight;
    },
    setHeight: function(el,h) {
        el.style.height = h +"px";
    },
    setTop: function(el,t) {
        el.style.top = t +"px";
    },
    setSrc: function(el,src) {
        el.src = src; 
    },
    setInnerHTML: function(el,content) {
        el.innerHTML = content;
    }
};

var fx = new Object();
fx.Base = function(){};
fx.Base.prototype.setOptions = function(options) {
    this.options = {
        duration: options["duration"] || 500,
        onComplete: options["onComplete"] || '',
        transition: options["transition"] || fx.sinoidal
    }
};

fx.Base.prototype.step = function() {
    var self = this;
    var time  = (new Date).getTime();
    if (time >= this.options.duration+this.startTime) {
        this.now = this.to;
        clearInterval (this.timer);
        this.timer = null;
        if (this.options.onComplete) setTimeout(this.options.onComplete.bind(this), 10);
    }
    else {
        var Tpos = (time - this.startTime) / (this.options.duration);
        this.now = this.options.transition(Tpos) * (this.to-this.from) + this.from;
    }
    this.increase();
};

fx.Base.prototype.custom = function(from, to) {
    var self = this;
    if (this.timer != null) return;
    this.from = from;
    this.to = to;
    this.startTime = (new Date).getTime();
    this.timer = setInterval (this.step.bind(this), 13);
};

fx.Base.prototype.hide = function() {
    this.now = 0;
    this.increase();
};

fx.Base.prototype.clearTimer = function() {
    clearInterval(this.timer);
    this.timer = null;
};

fx.Layout = function(){  };
fx.Layout.prototype = new fx.Base();
fx.Layout.prototype.initialize = function(el, options) {
    this.el = el;
    this.el.style.overflow = "hidden";
    this.iniWidth = this.el.offsetWidth;
    this.iniHeight = this.el.offsetHeight;
    this.setOptions(options);
};

fx.Height = function(){  };
fx.Height.prototype = new fx.Layout();
fx.Height.prototype.increase = function() {
    this.el.style.height = this.now + "px";
};

fx.Height.prototype.toggle = function() {
    if (this.el.offsetHeight > 0) this.custom(this.el.offsetHeight, 0);
    else this.custom(0, this.el.scrollHeight);
};

fx.Width = function(){  };
fx.Width.prototype = new fx.Layout();
fx.Width.prototype.increase = function() {
    this.el.style.width = this.now + "px";
};

fx.Width.prototype.toggle = function(){
    if (this.el.offsetWidth > 0) this.custom(this.el.offsetWidth, 0);
    else this.custom(0, this.iniWidth);
};

fx.Opacity = function(){  };
fx.Opacity.prototype = new fx.Base();
fx.Opacity.prototype.initialize = function(el, options) {
    this.el = el;
    this.now = 1;
    this.increase();
    this.setOptions(options);
};

fx.Opacity.prototype.increase = function() {
    if (this.now == 1 && (/Firefox/.test(navigator.userAgent))) this.now = 0.9999;
    this.setOpacity(this.now);
};
    
fx.Opacity.prototype.setOpacity = function(opacity) {
    if (opacity == 0 && this.el.style.visibility != "hidden") this.el.style.visibility = "hidden";
    else if (this.el.style.visibility != "visible") this.el.style.visibility = "visible";
    if (window.ActiveXObject) this.el.style.filter = "alpha(opacity=" + opacity*100 + ")";
    this.el.style.opacity = opacity;
};

fx.Opacity.prototype.toggle = function() {
    if (this.now > 0) this.custom(1, 0);
    else this.custom(0, 1);
};

fx.sinoidal = function(pos){
    return ((-Math.cos(pos*Math.PI)/2) + 0.5);
}

function gzt_img (){
    this.fileLoadingImage = "http://static.gazeta.ru/nm2008/i/loading.gif";     
    this.filebtm_closeCloseImage = "http://static.gazeta.ru/nm2008/i/closelabel.gif";
    this.resizeSpeed = 6;   
    this.borderSize = 10;   
    this.resizeDuration = (11 - this.resizeSpeed) * 100;
    
    this.initialize();
}

gzt_img.prototype.initialize = function() {
    var self = this;
    // if (!document.getElementsByTagName){ return; }
    // var anchors = document.getElementsByTagName('a');
    // for (var i=0; i<anchors.length; i++){
        // var anchor = anchors[i];
        // var relAttribute = String(anchor.getAttribute('rel'));
            
        // if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
            // anchor.onclick = function () { self.start(this); return false;};
        // }
    // }

    var objBody = document.getElementsByTagName("body").item(0);
    if(!objBody) return;
    
    var objOverlay = document.createElement("div");
    objOverlay.className = 'overlay';
    objOverlay.onclick = function() { self.end(); return false; }
    objBody.appendChild(objOverlay);
    this.overlay = objOverlay;
	
        
    var objLightbox = document.createElement("div");
    objLightbox.className = 'lightbox';
    objLightbox.style.display = 'none';
    objLightbox.onclick = function() { self.end(); return false; }
    objBody.appendChild(objLightbox);
    this.lightbox = objLightbox;
    
    var objouter_img_depot = document.createElement("div");
    objouter_img_depot.className = 'outer_img_depot';
    objLightbox.appendChild(objouter_img_depot);
    this.outer_img_depot = objouter_img_depot;
    
    var objbtm_close = document.createElement("div");
    objbtm_close.className = 'btm_close';
    objouter_img_depot.appendChild(objbtm_close);
        
    var objbtm_closeCloseImage = document.createElement("img");
    objbtm_closeCloseImage.setAttribute('src', this.filebtm_closeCloseImage);
    objbtm_closeCloseImage.style.cursor = "pointer";
    objbtm_closeCloseImage.onclick = function(){ self.end(); }
    objbtm_close.appendChild(objbtm_closeCloseImage);
    this.btm_closeCloseImage = objbtm_closeCloseImage;

    var objimg_depot = document.createElement("div");
    objimg_depot.className = 'img_depot';
    objouter_img_depot.appendChild(objimg_depot);
    this.img_depot = objimg_depot;
    
    var objLightboxImage = document.createElement("img");
    objLightboxImage.className = 'lightboxImage';
    objimg_depot.appendChild(objLightboxImage);
    this.lightboxImage = objLightboxImage;
    
    var objLoading = document.createElement("div");
    objLoading.className = 'loading';
    objimg_depot.appendChild(objLoading);
    this.loading = objLoading;
    
    var objLoadingLink = document.createElement("a");
    objLoadingLink.className = 'loadingLink';
    objLoadingLink.setAttribute('href','#');
    objLoadingLink.onclick = function() { self.end(); return false; }
    objLoading.appendChild(objLoadingLink);
    this.loadingLink = objLoadingLink;
    
    var objLoadingImage = document.createElement("img");
    objLoadingImage.setAttribute('src', this.fileLoadingImage);
    objLoadingLink.appendChild(objLoadingImage);
    this.loadingImage = objLoadingImage;

    var objimg_data_depot = document.createElement("div");
    objimg_data_depot.className = 'clearfix img_data_depot';
    objLightbox.appendChild(objimg_data_depot);
    this.img_data_depot = objimg_data_depot;

    var objimg_data = document.createElement("div");
    objimg_data.className = 'img_data';
    objimg_data_depot.appendChild(objimg_data);
    this.img_data = objimg_data;
    
    var objimg_details = document.createElement("div");
    objimg_details.className = 'img_details';
    objimg_data.appendChild(objimg_details);
    this.img_details = objimg_details;
    
    var objCaption = document.createElement("span");
    objCaption.className = 'caption';
    objimg_details.appendChild(objCaption);
    this.caption = objCaption;
    
    var overlayEffect = new fx.Opacity();
    overlayEffect.initialize(objOverlay, { duration: 50 }); 
    overlayEffect.hide();
    this.overlayEffect = overlayEffect;
    
    var imageEffect = new fx.Opacity();
    imageEffect.initialize(objLightboxImage, { duration: 50, onComplete: function() { img_detailsEffect.custom(0,1); }});
    imageEffect.hide();
    this.imageEffect = imageEffect;
        
    var img_detailsEffect = new fx.Opacity();
    img_detailsEffect.initialize(objimg_data_depot, { duration: 60, onComplete: function() { /* navEffect.custom(0,1);  */}}); 
    img_detailsEffect.hide();
    this.img_detailsEffect = img_detailsEffect;
};
    
gzt_img.prototype.start = function(imageLink) {
    var arrayPageSize = this.getPageSize();
    /*@cc_on  
        OBJ.setWidth(this.overlay, arrayPageSize[0]);
        
        var arrayPageScroll = this.getPageScroll();
        var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 15);
        OBJ.setTop(this.lightbox, lightboxTop);
        
        var version = @_jscript_version; 
        version = version.toString().substring(2,3);
        if(version==6 || version==7) this.isIE = true;
    @*/   
    if(!this.isIE){
        if(arrayPageSize[0]>arrayPageSize[2]+16)
            var w = arrayPageSize[0];
        else var w = arrayPageSize[0]-17;
        OBJ.setWidth(this.overlay, w);
    }

    this.prev_width = arrayPageSize[0] - 16; // -scrollwidth
    this.prev_height = arrayPageSize[1];
        
    this.hideFlashes(); 
    this.hideSelectBoxes();

    OBJ.setHeight(this.overlay, arrayPageSize[1]);
    this.overlayEffect.custom(0,0.8);
        
    OBJ.show(this.lightbox);
        
    this.image = [imageLink.getAttribute("href"), imageLink.getAttribute("title")];
    this.changeImage(this.image[0]);

        addEventHandler(document.body, "keydown", this.doOnKeyDown.bind(this));

};


gzt_img.prototype.changeImage = function(imageLink) {
    var self = this;
        
    OBJ.show(this.loading);
    this.img_detailsEffect.hide();
    this.imageEffect.hide();
        
    var imgPreloader = new Image();
    imgPreloader.onload = function(){
        OBJ.setSrc(self.lightboxImage, imageLink);
        self.resizeimg_depot(imgPreloader.width, imgPreloader.height);
        
        var arrayPageSize = self.getPageSize();  
        if(arrayPageSize[2] < imgPreloader.width){
            self.overlay.style.width = imgPreloader.width + 20;
            self.lightbox.style.position = "absolute";
        }
    
        if(arrayPageSize[1] < imgPreloader.height) self.overlay.style.height = imgPreloader.height + 40; // это если картинка реально больше всего 
        if(arrayPageSize[3] < imgPreloader.height + self.lightbox.offsetTop){ // это если картинка не влезает в экран
            self.lightbox.style.position = "absolute";
            var arrayPageScroll = self.getPageScroll();
            var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 15);
            OBJ.setTop(self.lightbox, lightboxTop);
        }
    }
    imgPreloader.src = imageLink;
};

gzt_img.prototype.resizeimg_depot = function( imgWidth, imgHeight) {
    var self = this;
    this.wCur = OBJ.getWidth(this.outer_img_depot);
    this.hCur = OBJ.getHeight(this.outer_img_depot);

    wDiff = (this.wCur - this.borderSize * 2) - imgWidth;
    hDiff = (this.hCur - this.borderSize * 2) - imgHeight;
        
    reHeight = new fx.Height();
    reHeight.initialize(this.outer_img_depot, { duration: this.resizeDuration });
    reHeight.custom(OBJ.getHeight(this.outer_img_depot),imgHeight+(this.borderSize*2)); 
    reWidth = new fx.Width();
    reWidth.initialize(this.outer_img_depot, { duration: this.resizeDuration, onComplete: function() { self.imageEffect.custom(0,1); }});
    reWidth.custom(OBJ.getWidth(this.outer_img_depot),imgWidth+(this.borderSize*2));

    if((hDiff == 0) && (wDiff == 0)){
        if (navigator.appVersion.indexOf("MSIE")!=-1){ this.pause(250); } else { this.pause(100);} 
    }

    OBJ.setWidth( this.img_data_depot, imgWidth + (this.borderSize * 2));
    this.showImage();
};
    
gzt_img.prototype.showImage = function(){
    OBJ.hide(this.loading);
    this.updateDetails(); 
};
    
gzt_img.prototype.updateDetails = function() {
    OBJ.show(this.caption);
    OBJ.setInnerHTML(this.caption, this.image[1] || "&nbsp;");
};

gzt_img.prototype.end = function() {
    var self = this;
    OBJ.hide(this.lightbox);
    this.imageEffect.toggle();
    this.overlayEffect.custom(0.8,0);
    this.overlayEffect.options["onComplete"] = function() { if(self.prev_width) OBJ.setWidth(self.overlay, self.prev_width); this.options["onComplete"] = null;  };
    this.showSelectBoxes();
    this.showFlashes();
    
    if(!this.isIE){  this.lightbox.style.position = "fixed"; OBJ.setTop(this.lightbox, "100"); }
        removeEventHandler(document.body, "keydown", this.doOnKeyDown.bind(this));
}

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

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

gzt_img.prototype.hideFlashes = function(){
    if(navigator.userAgent.indexOf('Opera')!=-1 || this.isIE){
        var arr = document.embeds;
        for(var i=0; i<arr.length; i++)
            if(arr[i].parentElement) arr[i].parentElement.style.visibility = "hidden";
    }
    else {
        for (var ems = document.embeds, i = 0, em; em = ems[i]; i++) {
            em.setAttribute("wmode", "opaque");
            var nx = em.nextSibling;
            var pn = em.parentNode;
            pn.removeChild(em);
            pn.insertBefore(em, nx);
        }
    }
}

gzt_img.prototype.showFlashes = function(){
    if(navigator.userAgent.indexOf('Opera')!=-1 || this.isIE){
        var arr = document.embeds;
        for(var i=0; i<arr.length; i++)
            if(arr[i].parentElement) arr[i].parentElement.style.visibility = "visible";
    }
}

gzt_img.prototype.pause = function(numberMillis) {
    var now = new Date();
    var exitTime = now.getTime() + numberMillis;
    while (true) {
        now = new Date();
        if (now.getTime() > exitTime)
            return;
    }
};

gzt_img.prototype.getPageScroll = function(){
    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;
    }

    var arrayPageScroll = new Array('',yScroll) 
    return arrayPageScroll;
}
 
gzt_img.prototype.getPageSize = function(){
    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;
    }   
    
    // for small pages with total height less then height of the viewport
    if(yScroll < windowHeight){
        var pageHeight = windowHeight;
    } else { 
        var pageHeight = yScroll;
    }

    // for small pages with total width less then width of the viewport
    if(xScroll < windowWidth){  
        var pageWidth = windowWidth;
    } else {
        var pageWidth = xScroll;
    }

    var arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
    return arrayPageSize;
}

gzt_img.prototype.doOnKeyDown = function(ev){ ev = ev||window.event; if(ev.keyCode==27) this.end();  };

var MyGztImg = new gzt_img();

is_loaded_gztimg = true;
}