/* - thickbox.js - */
/*
 * Thickbox 3 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/
		  
var tb_pathToImage = "images/loadingAnimation.gif";
/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/

//on page load call tb_init
$(document).ready(function(){   
	tb_init('div.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
	imgLoader = new Image();// preload image
	imgLoader.src = tb_pathToImage;
});

//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
	$(domChunk).click(function(){
	var t = this.title || this.name || null;
	var a = this.href || this.alt;
	var g = this.rel || false;
	tb_show(t,a,g);
	this.blur();
	return false;
	});
}

function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
  
  try {
    if (navigator.appName.indexOf("Microsoft") > -1) {//if IE 6 + test pour IE 7
      $("body","html").css({height: "100%", width: "100%"});
      $("html").css("overflow","hidden");
      if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
	$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
	$("#TB_overlay").click(tb_remove);
      }
    }else{//all others
      if(document.getElementById("TB_overlay") === null){
	$("body").append("<div id='TB_overlay'></div><div id='TB_window'>");
	$("#TB_overlay").click(tb_remove);
      }
    }
    
    if(caption===null){caption="";}
    $("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
    $('#TB_load').show();//show loader
    url = diaporamaBIG[index].src;
    var baseURL = diaporamaBIG[index].src;
    if(true){//code to show images
      
      TB_imageCount = "<span id='compteur'>Image " + (index + 1) +" sur "+ (diaporamaBIG.length) + "</span>";
      TB_Start = "";
      TB_Stop = "";
      
      TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
      TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
      
      if (start) {
	TB_Stop = "<span id='TB_StartStop'>&nbsp;&nbsp;<a href='#'>Stop</a></span>";
      } else {
	TB_Start= "<span id='TB_StartStop'>&nbsp;&nbsp;<a href='#'>Start</a></span>";
      }
      imgPreloader = new Image();
      imgPreloader.onload = function(){		
	imgPreloader.onload = null;
	
	// Resizing large images - orginal by Christian Montoya edited by me.
	var pagesize = tb_getPageSize();
	var x = pagesize[0] - 150;
	var y = pagesize[1] - 150;
	var imageWidth = imgPreloader.width;
	var imageHeight = imgPreloader.height;
	if (imageWidth > x) {
	  imageHeight = imageHeight * (x / imageWidth); 
	  imageWidth = x; 
	  if (imageHeight > y) { 
	    imageWidth = imageWidth * (y / imageHeight); 
	    imageHeight = y; 
	  }
	} else if (imageHeight > y) { 
	  imageWidth = imageWidth * (y / imageHeight); 
	  imageHeight = y; 
	  if (imageWidth > x) { 
	    imageHeight = imageHeight * (x / imageWidth); 
	    imageWidth = x;
	  }
	}
	// End Resizing
	
	TB_WIDTH = imageWidth + 30;
	TB_HEIGHT = imageHeight + 60;
	$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><div id='diaporama-wrapper2'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></div></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + TB_Start + TB_Stop + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div>"); 		
	
	$("#TB_closeWindowButton").click(tb_remove);
	
	function startStopDiap(){
	  if (start) {
	    start = false;
	    $("#TB_StartStop")[0].innerHTML = "&nbsp;&nbsp;<a href='#'>Start</a>";
	  } else {
	    start = true;
	    setTimeout("loop()",6000);
	    $("#TB_StartStop")[0].innerHTML = "&nbsp;&nbsp;<a href='#'>Stop</a>";
	  }
	  return false;
	}
	
	$("#TB_StartStop").click(startStopDiap);
	
	function goPrev(){
	  if (start) {startStopDiap();}
	  index = index - 1;
	  if (index == 0) {$('#TB_prev')[0].style.display = "none";}
	  if (index + 1 < diaporamaBIG.length) {$('#TB_next')[0].style.display = "inline";}
	  $("#compteur")[0].innerHTML = "Image " + (index + 1) +" sur "+ (diaporamaBIG.length); 
	  changeDiaporama();
	  return false;	
	}
	$("#TB_prev").click(goPrev);
	
	function goNext(){
	  if (start) {startStopDiap();}
	  index = index + 1;
	  if (index > 0) {$('#TB_prev')[0].style.display = "inline";}
	  if (index + 1 == diaporamaBIG.length) {$('#TB_next')[0].style.display = "none";}
	  
	  $("#compteur")[0].innerHTML = "Image " + (index + 1) +" sur "+ (diaporamaBIG.length); 
	  changeDiaporama();
	  return false;	
	}
	$("#TB_next").click(goNext);
	
	if (index + 1 == diaporamaBIG.length) {$('#TB_next')[0].style.display = "none";}
	if (index == 0) {$('#TB_prev')[0].style.display = "none";}
	
	document.onkeydown = function(e){ 	
	  if (e == null) { // ie
	    keycode = event.keyCode;
	  } else { // mozilla
	    keycode = e.which;
	  }
	  if(keycode == 27){ // close
	    tb_remove();
	  } else if(keycode == 190){ // display previous image
	    if(!(TB_NextHTML == "")){
	      document.onkeydown = "";
	      goNext();
	    }
	  } else if(keycode == 188){ // display next image
	    if(!(TB_PrevHTML == "")){
	      document.onkeydown = "";
	      goPrev();
	    }
	  }	
	};
	
	tb_position();
	$("#TB_load").remove();
	$("#TB_ImageOff").click(tb_remove);
	$("#TB_window").css({display:"block"}); //for safari using css instead of show
      };
      
      imgPreloader.src = url;
    }else{//code to show html pages
      
      var queryString = url.replace(/^[^\?]+\??/,'');
      var params = tb_parseQuery( queryString );
      
      TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
      TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
      ajaxContentW = TB_WIDTH - 30;
      ajaxContentH = TB_HEIGHT - 45;
      
      if(url.indexOf('TB_iframe') != -1){				
	urlNoQuery = url.split('TB_');		
	$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' onload='tb_showIframe()'> </iframe>");
      }else{
	if($("#TB_window").css("display") != "block"){
	  if(params['modal'] != "true"){
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a> or Esc Key</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
	  }else{
	    $("#TB_overlay").unbind();
	    $("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	
						}
	}else{
	  $("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
	  $("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
	  $("#TB_ajaxContent")[0].scrollTop = 0;
	  $("#TB_ajaxWindowTitle").html(caption);
	}
      }
      
      $("#TB_closeWindowButton").click(tb_remove);
      
      if(url.indexOf('TB_inline') != -1){	
	$("#TB_ajaxContent").html($('#' + params['inlineId']).html());
	tb_position();
	$("#TB_load").remove();
	$("#TB_window").css({display:"block"}); 
      }else if(url.indexOf('TB_iframe') != -1){
	tb_position();
	if(frames['TB_iframeContent'] === undefined){//be nice to safari
	  $("#TB_load").remove();
	  $("#TB_window").css({display:"block"});
	  $(document).keyup( function(e){ var key = e.keyCode; if(key == 27){tb_remove();}});
	}
      }else{
	$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
	  tb_position();
	  $("#TB_load").remove();
	  tb_init("#TB_ajaxContent a.thickbox");
	  $("#TB_window").css({display:"block"});
	});
      }
      
    }
    
    if(!params['modal']){
      document.onkeyup = function(e){ 	
	if (e == null) { // ie
	  keycode = event.keyCode;
	} else { // mozilla
	  keycode = e.which;
	}
	if(keycode == 27){ // close
	  tb_remove();
	}	
      };
    }
    
  } catch(e) {
		//nothing here
  }
}

//helper functions below
function tb_showIframe(){
  $("#TB_load").remove();
  $("#TB_window").css({display:"block"});
}

function tb_remove() {
  
  $("#TB_imageOff").unbind("click");
  $("#TB_overlay").unbind("click");
  $("#TB_closeWindowButton").unbind("click");
  $("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').remove();});
  $("#TB_load").remove();
  if (navigator.appName.indexOf("Microsoft") > -1) {//if IE 6
    $("body","html").css({height: "auto", width: "auto"});
    $("html").css("overflow","");
  }
  document.onkeydown = "";
  return false;
}

function tb_position() {
  $("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
  if ( !(jQuery.browser.msie && typeof XMLHttpRequest == 'function')) { // take away IE6
    $("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
  }
}

function tb_parseQuery ( query ) {
  var Params = {};
  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_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 = [w,h];
  return arrayPageSize;
}