/*
 * Thickbox 1.0 - One box to rule them all.
 * By Cody Lindley (http://www.codylindley.com)
 * Under an Attribution, Share Alike License
 * Thickbox is built on top of the very light weight jquery library.
 */

//on page load call TB_init
$(document).ready(TB_init);

//add thickbox to href elements that have a class of .thickbox
function TB_init(){
        $("a.thickbox").click(function(){
        var t = this.title || this.innerHTML || this.href;
        TB_show(t,this.href);
        this.blur();
        return false;
        });
}

function TB_show(caption, url) {//function called when the user clicks on a thickbox link
        try {

                $("body")
                .append("<div id='TB_overlay'></div><div id='TB_window'></div>");
                $("#TB_overlay").click(TB_remove);
                $(window).resize(TB_position);
                $(window).scroll(TB_position);

                $("body").append("<div id='TB_load'><div id='TB_loadContent'><img src='slike/loading.gif' /></div></div>");
                $("#TB_overlay").show();

                var urlString = /\.jpg|\.jpeg|\.png|\.gif|\.html|\.htm|\.php|\.asp|\.aspx|\.jsp|\.jst|\.rb|\.txt/g;
                var urlType = url.match(urlString);

                if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif'){//code to show images

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

                        // Resizing large images added by Christian Montoya

                        var pagesize = getPageSize();
                        var x = pagesize[0] - 100;
                        var y = pagesize[1] - 100;

                        if(imgPreloader.width > x) {
                                imgPreloader.height = imgPreloader.height * (x/imgPreloader.width);
                                imgPreloader.width = x;
                                if(imgPreloader.height > y) {
                                        imgPreloader.width = imgPreloader.width * (y/imgPreloader.height);
                                        imgPreloader.height = y;
                                }
                        }

                        else if(imgPreloader.height > y) {
                                imgPreloader.width = imgPreloader.width * (y/imgPreloader.height);
                                imgPreloader.height = y;
                                if(imgPreloader.width > x) {
                                        imgPreloader.height = imgPreloader.height * (x/imgPreloader.width);
                                        imgPreloader.width = x;
                                }
                        }

                        // End Resizing

                        TB_WIDTH = imgPreloader.width + 30;
                        TB_HEIGHT = imgPreloader.height + 60;
                        $("#TB_window").append("<img id='TB_Image' src='"+url+"' width='"+imgPreloader.width+"' height='"+imgPreloader.height+"' alt='"+caption+"'/>"
                                                                 + "<div id='TB_caption'>"+caption+"</div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton'>zatvori</a></div>");
                        $("#TB_closeWindowButton").click(TB_remove);
                        TB_position();
                        $("#TB_load").remove();
                        $("#TB_window").slideDown("normal");
                        }

                        imgPreloader.src = url;
                }

                if(urlType=='.htm'||urlType=='.html'||urlType=='.php'||urlType=='.asp'||urlType=='.aspx'||urlType=='.jsp'||urlType=='.jst'||urlType=='.rb'||urlType=='.txt'){//code to show html pages

                        var queryString = url.replace(/^[^\?]+\??/,'');
                        var params = parseQuery( queryString );

                        TB_WIDTH = (params['width']*1) + 30;
                        TB_HEIGHT = (params['height']*1) + 40;
                        ajaxContentW = TB_WIDTH - 30;
                        ajaxContentH = TB_HEIGHT - 45;
                        $("#TB_window").append("<div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
                        $("#TB_closeWindowButton").click(TB_remove);
                        $("#TB_ajaxContent").load(url, function(){
                        TB_position();
                        $("#TB_load").remove();
                        $("#TB_window").slideDown("normal");
                        });
                }

        } catch(e) {
                alert( e );
        }
}

//helper functions below

function TB_remove() {
        $("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay').remove();});
        return false;
}

function TB_position() {
        var pagesize = getPageSize();

          if (window.innerHeight && window.scrollMaxY) {
                yScroll = window.innerHeight + window.scrollMaxY;
        } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
                yScroll = document.body.scrollHeight;
        } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
                yScroll = document.body.offsetHeight;
          }

        var arrayPageScroll = getPageScrollTop();

        $("#TB_window").css({width:TB_WIDTH+"px",height:TB_HEIGHT+"px",
        left: ((pagesize[0] - TB_WIDTH)/2)+"px", top: (arrayPageScroll[1] + ((pagesize[1]-TB_HEIGHT)/2))+"px" });
        $("#TB_overlay").css("height",yScroll +"px");

}

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

function getPageSize(){
        var de = document.documentElement;
        var w = self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
        var h = self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;

        arrayPageSize = new Array(w,h)
        return arrayPageSize;
}