// AJAX on PRIMARY DOC
function sack(file) {
 this.xmlhttp = null;
 this.resetData = function() {
  this.method = "GET";
    this.queryStringSeparator = "?";
  this.argumentSeparator = "&";
  this.URLString = "";
  this.encodeURIString = true;
    this.execute = false;
    this.element = null;
  this.elementObj = null;
  this.requestFile = file;
  this.vars = new Object();
  this.responseStatus = new Array(2);
   };
 this.resetFunctions = function() {
    this.onLoading = function() { };
    this.onLoaded = function() { };
    this.onInteractive = function() { };
    this.onCompletion = function() { };
    this.onError = function() { };
  this.onFail = function() { };
 };
 this.reset = function() {
  this.resetFunctions();
  this.resetData();
 };
 this.createAJAX = function() {
  try {
   this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (e1) {
   try {
    this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
   } catch (e2) {
    this.xmlhttp = null;
   }
  }
  if (! this.xmlhttp) {
   if (typeof XMLHttpRequest != "undefined") {
    this.xmlhttp = new XMLHttpRequest();
   } else {
    this.failed = true;
   }
  }
 };
 this.setVar = function(name, value){
  this.vars[name] = Array(value, false);
 };
 this.encVar = function(name, value, returnvars) {
  if (true == returnvars) {
   return Array(encodeURIComponent(name), encodeURIComponent(value));
  } else {
   this.vars[encodeURIComponent(name)] = Array(encodeURIComponent(value), true);
  }
 }
 this.processURLString = function(string, encode) {
  encoded = encodeURIComponent(this.argumentSeparator);
  regexp = new RegExp(this.argumentSeparator + "|" + encoded);
  varArray = string.split(regexp);
  for (i = 0; i < varArray.length; i++){
   urlVars = varArray[i].split("=");
   if (true == encode){
    this.encVar(urlVars[0], urlVars[1]);
   } else {
    this.setVar(urlVars[0], urlVars[1]);
   }
  }
 }
 this.createURLString = function(urlstring) {
  if (this.encodeURIString && this.URLString.length) {
   this.processURLString(this.URLString, true);
  }
  if (urlstring) {
   if (this.URLString.length) {
    this.URLString += this.argumentSeparator + urlstring;
   } else {
    this.URLString = urlstring;
   }
  }
  // prevents caching of URLString
  this.setVar("rndval", new Date().getTime());
  urlstringtemp = new Array();
  for (key in this.vars) {
   if (false == this.vars[key][1] && true == this.encodeURIString) {
    encoded = this.encVar(key, this.vars[key][0], true);
    delete this.vars[key];
    this.vars[encoded[0]] = Array(encoded[1], true);
    key = encoded[0];
   }
   urlstringtemp[urlstringtemp.length] = key + "=" + this.vars[key][0];
  }
  if (urlstring){
   this.URLString += this.argumentSeparator + urlstringtemp.join(this.argumentSeparator);
  } else {
   this.URLString += urlstringtemp.join(this.argumentSeparator);
  }
 }
 this.runResponse = function() {
  eval(this.response);
 }
 this.runAJAX = function(urlstring) {
  if (this.failed) {
   this.onFail();
  } else {
   this.createURLString(urlstring);
   if (this.element) {
    this.elementObj = document.getElementById(this.element);
   }
   if (this.xmlhttp) {
    var self = this;
    if (this.method == "GET") {
     totalurlstring = this.requestFile + this.queryStringSeparator + this.URLString;
     this.xmlhttp.open(this.method, totalurlstring, true);
    } else {
     this.xmlhttp.open(this.method, this.requestFile, true);
     try {
      this.xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded")
     } catch (e) { }
    }
    this.xmlhttp.onreadystatechange = function() {
     switch (self.xmlhttp.readyState) {
      case 1:
       self.onLoading();
       break;
      case 2:
       self.onLoaded();
       break;
      case 3:
       self.onInteractive();
       break;
      case 4:
       self.response = self.xmlhttp.responseText;
       self.responseXML = self.xmlhttp.responseXML;
       self.responseStatus[0] = self.xmlhttp.status;
       self.responseStatus[1] = self.xmlhttp.statusText;
       if (self.execute) {
        self.runResponse();
       }
       if (self.elementObj) {
        elemNodeName = self.elementObj.nodeName;
        elemNodeName.toLowerCase();
        if (elemNodeName == "input"
        || elemNodeName == "select"
        || elemNodeName == "option"
        || elemNodeName == "textarea") {
         self.elementObj.value = self.response;
        } else {
         self.elementObj.innerHTML = self.response;
        }
       }
       if (self.responseStatus[0] == "200") {
        self.onCompletion();
       } else {
        self.onError();
       }
       self.URLString = "";
       /* These lines were added by Alf Magne Kalleland ref. info on the sack home page. It prevents memory leakage in IE */
       delete self.xmlhttp['onreadystatechange'];
       self.xmlhttp=null;
       self.responseStatus=null;
       self.response=null;
       self.responseXML=null;
       break;
     }
    };
    this.xmlhttp.send(this.URLString);
   }
  }
 };
 this.reset();
 this.createAJAX();
}

var enableCache = true;
var jsCache = new Array();
var dynamicContent_ajaxObjects = new Array();
function ajax_showContent(divId,ajaxIndex,url)
{
 var targetObj = document.getElementById(divId);
 targetObj.innerHTML = dynamicContent_ajaxObjects[ajaxIndex].response;
 if(enableCache){
  jsCache[url] =  dynamicContent_ajaxObjects[ajaxIndex].response;
 }
 dynamicContent_ajaxObjects[ajaxIndex] = false;
 ajax_parseJs(targetObj)
}

function lc(divId,url) {
 ajax_loadContent(divId,url);
}

function ajax_loadContent(divId,url)
{
 if(enableCache && jsCache[url]){
  document.getElementById(divId).innerHTML = jsCache[url];
  ajax_parseJs(document.getElementById(divId))
  evaluateCss(document.getElementById(divId))
  return;
 }
 var ajaxIndex = dynamicContent_ajaxObjects.length;
 document.getElementById(divId).innerHTML = "<img src='img/loading.gif'>";
 dynamicContent_ajaxObjects[ajaxIndex] = new sack();
 if(url.indexOf('?')>=0){
  dynamicContent_ajaxObjects[ajaxIndex].method='GET';
  var string = url.substring(url.indexOf('?'));
  url = url.replace(string,'');
  string = string.replace('?','');
  var items = string.split(/&/g);
  for(var no=0;no<items.length;no++){
   var tokens = items[no].split('=');
   if(tokens.length==2){
    dynamicContent_ajaxObjects[ajaxIndex].setVar(tokens[0],tokens[1]);
   } 
  } 
  url = url.replace(string,'');
 }
 dynamicContent_ajaxObjects[ajaxIndex].requestFile = url; // Specifying which file to get
 dynamicContent_ajaxObjects[ajaxIndex].onCompletion = function(){ ajax_showContent(divId,ajaxIndex,url); }; // Specify function that will be executed after file has been found
 dynamicContent_ajaxObjects[ajaxIndex].runAJAX();  // Execute AJAX function 
}

function ajax_parseJs(obj)
{
 var scriptTags = obj.getElementsByTagName('SCRIPT');
 var string = '';
 var jsCode = '';
 for(var no=0;no<scriptTags.length;no++){ 
  if(scriptTags[no].src){
         var head = document.getElementsByTagName("head")[0];
         var scriptObj = document.createElement("script");
 
         scriptObj.setAttribute("type", "text/javascript");
         scriptObj.setAttribute("src", scriptTags[no].src);   
  }else{
   if(navigator.userAgent.toLowerCase().indexOf('opera')>=0){
    jsCode = jsCode + scriptTags[no].text + '\n';
   }
   else
    jsCode = jsCode + scriptTags[no].innerHTML; 
  }
 }
 if(jsCode)ajax_installScript(jsCode);
}

function ajax_installScript(script)
{  
    if (!script)
        return;  
    if (window.execScript){         
     window.execScript(script)
    }else if(window.jQuery && jQuery.browser.safari){ // safari detection in jQuery
        window.setTimeout(script,0);
    }else{         
        window.setTimeout( script, 0 );
    } 
} 
 
function evaluateCss(obj)
{
 var cssTags = obj.getElementsByTagName('STYLE');
 var head = document.getElementsByTagName('HEAD')[0];
 for(var no=0;no<cssTags.length;no++){
  head.appendChild(cssTags[no]);
 } 
}

// AJAX on PARENT DOC
function sack2(file) {
 this.xmlhttp = null;
 this.resetData = function() {
  this.method = "GET";
    this.queryStringSeparator = "?";
  this.argumentSeparator = "&";
  this.URLString = "";
  this.encodeURIString = true;
    this.execute = false;
    this.element = null;
  this.elementObj = null;
  this.requestFile = file;
  this.vars = new Object();
  this.responseStatus = new Array(2);
   };
 this.resetFunctions = function() {
    this.onLoading = function() { };
    this.onLoaded = function() { };
    this.onInteractive = function() { };
    this.onCompletion = function() { };
    this.onError = function() { };
  this.onFail = function() { };
 };
 this.reset = function() {
  this.resetFunctions();
  this.resetData();
 };
 this.createAJAX = function() {
  try {
   this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (e1) {
   try {
    this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
   } catch (e2) {
    this.xmlhttp = null;
   }
  }
  if (! this.xmlhttp) {
   if (typeof XMLHttpRequest != "undefined") {
    this.xmlhttp = new XMLHttpRequest();
   } else {
    this.failed = true;
   }
  }
 };
 this.setVar = function(name, value){
  this.vars[name] = Array(value, false);
 };
 this.encVar = function(name, value, returnvars) {
  if (true == returnvars) {
   return Array(encodeURIComponent(name), encodeURIComponent(value));
  } else {
   this.vars[encodeURIComponent(name)] = Array(encodeURIComponent(value), true);
  }
 }
 this.processURLString = function(string, encode) {
  encoded = encodeURIComponent(this.argumentSeparator);
  regexp = new RegExp(this.argumentSeparator + "|" + encoded);
  varArray = string.split(regexp);
  for (i = 0; i < varArray.length; i++){
   urlVars = varArray[i].split("=");
   if (true == encode){
    this.encVar(urlVars[0], urlVars[1]);
   } else {
    this.setVar(urlVars[0], urlVars[1]);
   }
  }
 }
 this.createURLString = function(urlstring) {
  if (this.encodeURIString && this.URLString.length) {
   this.processURLString(this.URLString, true);
  }
  if (urlstring) {
   if (this.URLString.length) {
    this.URLString += this.argumentSeparator + urlstring;
   } else {
    this.URLString = urlstring;
   }
  }
  // prevents caching of URLString
  this.setVar("rndval", new Date().getTime());
  urlstringtemp = new Array();
  for (key in this.vars) {
   if (false == this.vars[key][1] && true == this.encodeURIString) {
    encoded = this.encVar(key, this.vars[key][0], true);
    delete this.vars[key];
    this.vars[encoded[0]] = Array(encoded[1], true);
    key = encoded[0];
   }
   urlstringtemp[urlstringtemp.length] = key + "=" + this.vars[key][0];
  }
  if (urlstring){
   this.URLString += this.argumentSeparator + urlstringtemp.join(this.argumentSeparator);
  } else {
   this.URLString += urlstringtemp.join(this.argumentSeparator);
  }
 }
 this.runResponse = function() {
  eval(this.response);
 }
 this.runAJAX = function(urlstring) {
  if (this.failed) {
   this.onFail();
  } else {
   this.createURLString(urlstring);
   if (this.element) {
    this.elementObj = parent.document.getElementById(this.element);
   }
   if (this.xmlhttp) {
    var self = this;
    if (this.method == "GET") {
     totalurlstring = this.requestFile + this.queryStringSeparator + this.URLString;
     this.xmlhttp.open(this.method, totalurlstring, true);
    } else {
     this.xmlhttp.open(this.method, this.requestFile, true);
     try {
      this.xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded")
     } catch (e) { }
    }
    this.xmlhttp.onreadystatechange = function() {
     switch (self.xmlhttp.readyState) {
      case 1:
       self.onLoading();
       break;
      case 2:
       self.onLoaded();
       break;
      case 3:
       self.onInteractive();
       break;
      case 4:
       self.response = self.xmlhttp.responseText;
       self.responseXML = self.xmlhttp.responseXML;
       self.responseStatus[0] = self.xmlhttp.status;
       self.responseStatus[1] = self.xmlhttp.statusText;
       if (self.execute) {
        self.runResponse();
       }
       if (self.elementObj) {
        elemNodeName = self.elementObj.nodeName;
        elemNodeName.toLowerCase();
        if (elemNodeName == "input"
        || elemNodeName == "select"
        || elemNodeName == "option"
        || elemNodeName == "textarea") {
         self.elementObj.value = self.response;
        } else {
         self.elementObj.innerHTML = self.response;
        }
       }
       if (self.responseStatus[0] == "200") {
        self.onCompletion();
       } else {
        self.onError();
       }
       self.URLString = "";
       /* These lines were added by Alf Magne Kalleland ref. info on the sack home page. It prevents memory leakage in IE */
       delete self.xmlhttp['onreadystatechange'];
       self.xmlhttp=null;
       self.responseStatus=null;
       self.response=null;
       self.responseXML=null;
       break;
     }
    };
    this.xmlhttp.send(this.URLString);
   }
  }
 };
 this.reset();
 this.createAJAX();
}

var enableCache = true;
var jsCache = new Array();
var dynamicContent_ajaxObjects = new Array();
function ajax_showContent2(divId,ajaxIndex,url)
{
 var targetObj = parent.document.getElementById(divId);
 targetObj.innerHTML = dynamicContent_ajaxObjects[ajaxIndex].response;
 if(enableCache){
  jsCache[url] =  dynamicContent_ajaxObjects[ajaxIndex].response;
 }
 dynamicContent_ajaxObjects[ajaxIndex] = false;
 ajax_parseJs2(targetObj)
}

function lp(divId,url) {
 ajax_loadParent(divId,url);
}

function ajax_loadParent(divId,url)
{
 if(enableCache && jsCache[url]){
  parent.document.getElementById(divId).innerHTML = jsCache[url];
  ajax_parseJs(parent.document.getElementById(divId))
  evaluateCss(parent.document.getElementById(divId))
  return;
 }
 var ajaxIndex = dynamicContent_ajaxObjects.length;
 parent.document.getElementById(divId).innerHTML = "<img src='img/loading.gif'>";
 dynamicContent_ajaxObjects[ajaxIndex] = new sack2();
 if(url.indexOf('?')>=0){
  dynamicContent_ajaxObjects[ajaxIndex].method='GET';
  var string = url.substring(url.indexOf('?'));
  url = url.replace(string,'');
  string = string.replace('?','');
  var items = string.split(/&/g);
  for(var no=0;no<items.length;no++){
   var tokens = items[no].split('=');
   if(tokens.length==2){
    dynamicContent_ajaxObjects[ajaxIndex].setVar(tokens[0],tokens[1]);
   } 
  } 
  url = url.replace(string,'');
 }
 dynamicContent_ajaxObjects[ajaxIndex].requestFile = url; // Specifying which file to get
 dynamicContent_ajaxObjects[ajaxIndex].onCompletion = function(){ ajax_showContent2(divId,ajaxIndex,url); }; // Specify function that will be executed after file has been found
 dynamicContent_ajaxObjects[ajaxIndex].runAJAX();  // Execute AJAX function 
}

function ajax_parseJs2(obj)
{
 var scriptTags = obj.getElementsByTagName('SCRIPT');
 var string = '';
 var jsCode = '';
 for(var no=0;no<scriptTags.length;no++){ 
  if(scriptTags[no].src){
         var head = parent.document.getElementsByTagName("head")[0];
         var scriptObj = parent.document.createElement("script");
 
         scriptObj.setAttribute("type", "text/javascript");
         scriptObj.setAttribute("src", scriptTags[no].src);   
  }else{
   if(navigator.userAgent.toLowerCase().indexOf('opera')>=0){
    jsCode = jsCode + scriptTags[no].text + '\n';
   }
   else
    jsCode = jsCode + scriptTags[no].innerHTML; 
  }
 }
 if(jsCode)ajax_installScript2(jsCode);
}

function ajax_installScript2(script)
{  
    if (!script)
        return;  
    if (window.execScript){         
     window.execScript(script)
    }else if(window.jQuery && jQuery.browser.safari){ // safari detection in jQuery
        window.setTimeout(script,0);
    }else{         
        window.setTimeout( script, 0 );
    } 
} 
 
function evaluateCss2(obj)
{
 var cssTags = obj.getElementsByTagName('STYLE');
 var head = parent.document.getElementsByTagName('HEAD')[0];
 for(var no=0;no<cssTags.length;no++){
  head.appendChild(cssTags[no]);
 } 
}