/*
 * Thickbox 2.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2006 cody lindley
 * Licensed under the MIT License:
 *   http://www.opensource.org/licenses/mit-license.php
 * Thickbox is built on top of the very light weight jQuery library.
 */

//add thickbox to href elements that have a class of .thickbox
function TB_init(){



    if (!document.getElementsByTagName){ return; }
    var anchors = document.getElementsByTagName('a');

    // loop through all anchor tags
    for (var i=0; i<anchors.length; i++){
        var anchor = anchors[i];

        var cname = String(anchor.className);
        
        // use the string.match() method to catch 'lightbox' references in the rel attribute
        if (anchor.getAttribute('href') && (cname.toLowerCase().match('thickbox'))){
                anchor.onclick = function(){
                var t = this.title || this.name || null;
                var g = this.rel || false;
                if($("filmstrip_swf"))$("filmstrip_swf").style.visibility = "hidden";
                TB_show(t,this.href,g);
                this.blur();
                return false;
            }
        }
    }
}

function showMovie(hash){
    $("filmstrip_swf").style.visibility = "hidden";
    TB_show(null, 'millenium_spot.php?'+hash, null);
    return false;
}


function TB_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
    try {
        var objBody = document.getElementsByTagName("body").item(0);
        if ($("TB_HideSelect") == null) {
            var objHideSelect = document.createElement("iframe");
            objHideSelect.setAttribute('id','TB_HideSelect');
            objHideSelect.setAttribute('style','display:none;');
            objBody.appendChild(objHideSelect);
            var objOverlay = document.createElement("div");
            objOverlay.setAttribute('id','TB_overlay');
            objOverlay.onclick = TB_remove;
            objBody.appendChild(objOverlay);
            var objWindow = document.createElement("div");
            objWindow.setAttribute('id','TB_window');
            objBody.appendChild(objWindow);
        }
        
        if(caption==null){caption=""};

        $(window).onscroll = TB_position;
         
        TB_overlaySize();
        
        var objLoad = document.createElement("div");
        objLoad.setAttribute('id','TB_load');
        var objLoadingImage = document.createElement("img");
        objLoadingImage.setAttribute('src', 'layout/images/movieload.gif');
        objLoad.appendChild(objLoadingImage);
        objBody.appendChild(objLoad);

        TB_load_position();
        
        if(url.indexOf("?")!==-1){ //If there is a query string involved
            var baseURL = url.substr(0, url.indexOf("?"));
        }else{ 
            var baseURL = url;
        }
        var urlString = /\.jpg|\.jpeg|\.png|\.gif|\.bmp/g;
        var urlType = baseURL.toLowerCase().match(urlString);


            var queryString = url.replace(/^[^\?]+\??/,'');
            var params = TB_parseQuery( queryString );
            
            if ( params['width'] > 0) {
                 TB_WIDTH = (params['width']*1) + 30;
            } else {
                TB_WIDTH = 551;
            }
            if ( params['height'] > 0) {
                 TB_HEIGHT = (params['height']*1) + 40;
            } else {
                 TB_HEIGHT = 400;
            }

           ajaxContentW = TB_WIDTH;
           ajaxContentH = TB_HEIGHT - 56;

                var objTitle = document.createElement("div");
                objTitle.setAttribute('id','TB_title');
                var objAjaxTitle = document.createElement("div");
                objAjaxTitle.setAttribute('id','TB_ajaxWindowTitle');
                objAjaxTitle.appendChild(document.createTextNode(caption));
                objTitle.appendChild(objAjaxTitle);
                var objCloseAjaxWindow = document.createElement("div");
                objCloseAjaxWindow.setAttribute('id','TB_closeAjaxWindow');
                var objCloseWindowButton = document.createElement("a");
                objCloseWindowButton.setAttribute('id','TB_closeWindowButton');
                objCloseWindowButton.setAttribute('href','#');
                objCloseWindowButton.setAttribute('title','Close');
                objCloseWindowButton.appendChild(document.createTextNode("schließen"));
                objCloseAjaxWindow.appendChild(objCloseWindowButton);
                objTitle.appendChild(objCloseAjaxWindow);
                $("TB_window").appendChild(objTitle);
                
                var objIframeContent = document.createElement("iframe");
                objIframeContent.setAttribute('frameborder','0');
                objIframeContent.setAttribute('scrolling','no');
                objIframeContent.setAttribute('hspace','0');
                objIframeContent.setAttribute('src',url);
                objIframeContent.setAttribute('id','TB_iframeContent');
                objIframeContent.setAttribute('name','TB_iframeContent');
                objIframeContent.setAttribute('onload','TB_showIframe();');
                
                // this.src=\''+url+'\'
                
                objIframeContent.style.width = (ajaxContentW)+"px";
                objIframeContent.style.height = (ajaxContentH)+"px";
                objIframeContent.style.border = "0";
                
                objIframeContent.onload = TB_showIframe();

                $("TB_window").appendChild(objIframeContent);
                
                 //$("TB_window").style.display = "block";
                
                
                $("TB_closeWindowButton").onclick = TB_remove;

                TB_position();
                
                if(frames['TB_iframeContent'] == undefined){//be nice to safari
                    $("TB_load").remove();
                    $("TB_window").style.display = "block";

                    $(document).keyup = function(e){ var key = e.keyCode; if(key == 27){TB_remove()} };
                }

        
                $(window).onresize = TB_position;
        
        document.onkeyup = function(e){     
            if (e == null) { // ie
                keycode = event.keyCode;
            } else { // mozilla
                keycode = e.which;
            }
            if(keycode == 27){ // close
                TB_remove();
            }    
        }
        
    } catch(e) {
        alert( e );
    }
}

//helper functions below

function TB_showIframe(){
    $("TB_load").remove();
    $("TB_window").style.display = "block";
}

function TB_remove() {
    if ($("TB_ImageOff")) $("TB_ImageOff").onclick = null;
    $("TB_overlay").onclick = null;
    $("TB_closeWindowButton").onclick = null;
    var options = Object.extend({
    from: $("TB_window").getOpacity() || 1.0,
    to:   0.0,
    afterFinishInternal: function(effect) { 
      $("TB_window").remove(); 
       $("TB_overlay").remove();
      $("TB_HideSelect").remove();
      $("filmstrip_swf").style.visibility = "visible";
    },
    duration: 0.4}, arguments[1] || {});
    new Effect.Opacity($("TB_window"),options);

    if ($("TB_load")) $("TB_load").remove();
    return false;
}

function TB_position() {

    if($("TB_window")) {
    var pagesize = TB_getPageSize();    
    var arrayPageScroll = TB_getPageScrollTop();
    var sty = $("TB_window").style;
    sty.width = TB_WIDTH + "px";
    sty.left = (arrayPageScroll[0] + (pagesize[0]-TB_WIDTH)/2)+"px";
    sty.top = (arrayPageScroll[1] + (pagesize[1]-TB_HEIGHT)/2)+"px";
    }
}

function TB_overlaySize(){
    if (window.innerHeight && window.scrollMaxY || window.innerWidth && window.scrollMaxX) {    
        yScroll = window.innerHeight + window.scrollMaxY;
        xScroll = window.innerWidth + window.scrollMaxX;
        var deff = document.documentElement;
        var wff = (deff&&deff.clientWidth) || document.body.clientWidth || window.innerWidth || self.innerWidth;
        var hff = (deff&&deff.clientHeight) || document.body.clientHeight || window.innerHeight || self.innerHeight;
        xScroll -= (window.innerWidth - wff);
        yScroll -= (window.innerHeight - hff);
    } else if (document.body.scrollHeight > document.body.offsetHeight || document.body.scrollWidth > document.body.offsetWidth){ // all but Explorer Mac
        yScroll = document.body.scrollHeight;
        xScroll = document.body.scrollWidth;
    } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
        yScroll = document.body.offsetHeight;
        xScroll = document.body.offsetWidth;
      }
    var sty = $("TB_overlay").style;
    sty.height = yScroll +"px";
    sty.width = xScroll +"px";
    sty = $("TB_HideSelect").style;
    sty.height = yScroll +"px";
    sty.width = xScroll +"px";
}

function TB_load_position() {
    var pagesize = TB_getPageSize();
    var arrayPageScroll = TB_getPageScrollTop();
    var sty = $("TB_load").style;
    sty.left = (arrayPageScroll[0] + (pagesize[0] - 100)/2)+"px";
    sty.top = (arrayPageScroll[1] + ((pagesize[1]-100)/2))+"px";
    sty.display = "block";
}

function TB_parseQuery ( query ) {
   var Params = new Object ();
   if ( ! query ) return Params; // return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) continue;
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}

function TB_getPageScrollTop(){
    var yScrolltop;
    var xScrollleft;
    if (self.pageYOffset || self.pageXOffset) {
        yScrolltop = self.pageYOffset;
        xScrollleft = self.pageXOffset;
    } else if (document.documentElement && document.documentElement.scrollTop || document.documentElement.scrollLeft ){     // Explorer 6 Strict
        yScrolltop = document.documentElement.scrollTop;
        xScrollleft = document.documentElement.scrollLeft;
    } else if (document.body) {// all other Explorers
        yScrolltop = document.body.scrollTop;
        xScrollleft = document.body.scrollLeft;
    }
    arrayPageScroll = new Array(xScrollleft,yScrolltop) 
    return arrayPageScroll;
}

function TB_getPageSize(){
    var de = document.documentElement;
    var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
    var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight
    arrayPageSize = new Array(w,h) 
    return arrayPageSize;
}

function initThickbox() { TB_init(); }
// Event.observe(window, 'load', initThickbox, false);