/* Simple AJAX Code-Kit (SACK) */
/* ©2005 Gregory Wild-Smith */
/* www.twilightuniverse.com */
/* Software licenced under a modified X11 licence, see documentation or authors website for more details */

function sack(file){
	this.AjaxFailedAlert = "Your browser does not support the enhanced functionality of this website, and therefore you will have an experience that differs from the intended one.\n";
	this.requestFile = file;
	this.method = "POST";
	this.URLString = "";
	this.encodeURIString = true;
	this.execute = false;

	this.onLoading = function() { };
	this.onLoaded = function() { };
	this.onInteractive = function() { };
	this.onCompletion = function() { };

	this.createAJAX = function() {
		try {
			this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (err) {
				this.xmlhttp = null;
			}
		}
		if(!this.xmlhttp && typeof XMLHttpRequest != "undefined")
			this.xmlhttp = new XMLHttpRequest();
		if (!this.xmlhttp){
			this.failed = true; 
		}
	};
	
	this.setVar = function(name, value){
		if (this.URLString.length < 3){
			this.URLString = name + "=" + value;
		} else {
			this.URLString += "&" + name + "=" + value;
		}
	}
	
	this.encVar = function(name, value){
		var varString = encodeURIComponent(name) + "=" + encodeURIComponent(value);
	return varString;
	}
	
	this.encodeURLString = function(string){
		varArray = string.split('&');
		for (i = 0; i < varArray.length; i++){
			urlVars = varArray[i].split('=');
			if (urlVars[0].indexOf('amp;') != -1){
				urlVars[0] = urlVars[0].substring(4);
			}
			varArray[i] = this.encVar(urlVars[0],urlVars[1]);
		}
	return varArray.join('&');
	}
	
	this.runResponse = function(){
		eval(this.response);
	}
	
	this.runAJAX = function(urlstring){
		this.responseStatus = new Array(2);
		if(this.failed && this.AjaxFailedAlert){ 
			alert(this.AjaxFailedAlert); 
		} else {
			if (urlstring){ 
				if (this.URLString.length){
					this.URLString = this.URLString + "&" + urlstring; 
				} else {
					this.URLString = urlstring; 
				}
			}
			if (this.encodeURIString){
				var timeval = new Date().getTime(); 
				this.URLString = this.encodeURLString(this.URLString);
				this.setVar("rndval", timeval);
			}
			if (this.element) { this.elementObj = document.getElementById(this.element); }
			if (this.xmlhttp) {
				var self = this;
				if (this.method == "GET") {
					var totalurlstring = this.requestFile + "?" + this.URLString;
					this.xmlhttp.open(this.method, totalurlstring, true);
				} else {
					this.xmlhttp.open(this.method, this.requestFile, true);
				}
				if (this.method == "POST"){
  					try {
						this.xmlhttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded')  
					} catch (e) {}
				}

				this.xmlhttp.send(this.URLString);
				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;
							self.onCompletion();
							if(self.execute){ self.runResponse(); }
							if (self.elementObj) {
								var 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;
								}
							}
							self.URLString = "";
						break;
					}
				};
			}
		}
	};
this.createAJAX();
}

var textPadding=3;var strictDocType=true;var tabView_maxNumberOfTabs=7;var dhtmlgoodies_tabObj=new Array();var activeTabIndex=new Array();var MSIE=navigator.userAgent.indexOf('MSIE')>=0?true:false;var regExp=new RegExp(".*MSIE ([0-9]\.[0-9]).*","g");var navigatorVersion=navigator.userAgent.replace(regExp,'$1');var ajaxObjects=new Array();var tabView_countTabs=new Array();var tabViewHeight=new Array();var tabDivCounter=0;var closeImageHeight=8;var closeImageWidth=8;function setPadding(obj,padding){var span=obj.getElementsByTagName('SPAN')[0];span.style.paddingLeft=padding+'px';span.style.paddingRight=padding+'px';}
function showTab(parentId,tabIndex)
{var parentId_div=parentId+"_";if(!document.getElementById('tabView'+parentId_div+tabIndex)){return;}
if(activeTabIndex[parentId]>=0){if(activeTabIndex[parentId]==tabIndex){return;}
var obj=document.getElementById('tabTab'+parentId_div+activeTabIndex[parentId]);obj.className='tabInactive';var img=obj.getElementsByTagName('IMG')[0];if(img.src.indexOf('tab_')==-1)img=obj.getElementsByTagName('IMG')[1];img.src='http://www.dd-inside.com/tab-view/images/tab_right_inactive.gif';document.getElementById('tabView'+parentId_div+activeTabIndex[parentId]).style.display='none';}
var thisObj=document.getElementById('tabTab'+parentId_div+tabIndex);thisObj.className='tabActive';var img=thisObj.getElementsByTagName('IMG')[0];if(img.src.indexOf('tab_')==-1)img=thisObj.getElementsByTagName('IMG')[1];img.src='http://www.dd-inside.com/tab-view/images/tab_right_active.gif';document.getElementById('tabView'+parentId_div+tabIndex).style.display='block';activeTabIndex[parentId]=tabIndex;var parentObj=thisObj.parentNode;var aTab=parentObj.getElementsByTagName('DIV')[0];countObjects=0;var startPos=2;var previousObjectActive=false;while(aTab){if(aTab.tagName=='DIV'){if(previousObjectActive){previousObjectActive=false;startPos-=2;}
if(aTab==thisObj){startPos-=2;previousObjectActive=true;setPadding(aTab,textPadding+1);}else{setPadding(aTab,textPadding);}
aTab.style.left=startPos+'px';countObjects++;startPos+=2;}
aTab=aTab.nextSibling;}
return;}
function tabClick()
{var idArray=this.id.split('_');showTab(this.parentNode.parentNode.id,idArray[idArray.length-1].replace(/[^0-9]/gi,''));}
function rolloverTab()
{if(this.className.indexOf('tabInactive')>=0){this.className='inactiveTabOver';var img=this.getElementsByTagName('IMG')[0];if(img.src.indexOf('tab_')<=0)img=this.getElementsByTagName('IMG')[1];img.src='http://www.dd-inside.com/tab-view/images/tab_right_over.gif';}}
function rolloutTab()
{if(this.className=='inactiveTabOver'){this.className='tabInactive';var img=this.getElementsByTagName('IMG')[0];if(img.src.indexOf('tab_')<=0)img=this.getElementsByTagName('IMG')[1];img.src='http://www.dd-inside.com/tab-view/images/tab_right_inactive.gif';}}
function hoverTabViewCloseButton()
{this.src=this.src.replace('close.gif','close_over.gif');}
function stopHoverTabViewCloseButton()
{this.src=this.src.replace('close_over.gif','close.gif');}
function initTabs(mainContainerID,tabTitles,activeTab,width,height,closeButtonArray,additionalTab)
{if(!closeButtonArray)closeButtonArray=new Array();if(!additionalTab||additionalTab=='undefined'){dhtmlgoodies_tabObj[mainContainerID]=document.getElementById(mainContainerID);width=width+'';if(width.indexOf('%')<0)width=width+'px';dhtmlgoodies_tabObj[mainContainerID].style.width=width;height=height+'';if(height.length>0){if(height.indexOf('%')<0)height=height+'px';dhtmlgoodies_tabObj[mainContainerID].style.height=height;}
tabViewHeight[mainContainerID]=height;var tabDiv=document.createElement('DIV');var firstDiv=dhtmlgoodies_tabObj[mainContainerID].getElementsByTagName('DIV')[0];dhtmlgoodies_tabObj[mainContainerID].insertBefore(tabDiv,firstDiv);tabDiv.className='dhtmlgoodies_tabPane';tabView_countTabs[mainContainerID]=0;}else{var tabDiv=dhtmlgoodies_tabObj[mainContainerID].getElementsByTagName('DIV')[0];var firstDiv=dhtmlgoodies_tabObj[mainContainerID].getElementsByTagName('DIV')[1];height=tabViewHeight[mainContainerID];activeTab=tabView_countTabs[mainContainerID];}
for(var no=0;no<tabTitles.length;no++){var aTab=document.createElement('DIV');aTab.id='tabTab'+mainContainerID+"_"+(no+tabView_countTabs[mainContainerID]);aTab.onmouseover=rolloverTab;aTab.onmouseout=rolloutTab;aTab.onclick=tabClick;aTab.className='tabInactive';tabDiv.appendChild(aTab);var span=document.createElement('SPAN');span.innerHTML=tabTitles[no];span.style.position='relative';aTab.appendChild(span);if(closeButtonArray[no]){var closeButton=document.createElement('IMG');closeButton.src='tab-view/images/close.gif';closeButton.height=closeImageHeight+'px';closeButton.width=closeImageHeight+'px';closeButton.setAttribute('height',closeImageHeight);closeButton.setAttribute('width',closeImageHeight);closeButton.style.position='absolute';closeButton.style.top='6px';closeButton.style.right='0px';closeButton.onmouseover=hoverTabViewCloseButton;closeButton.onmouseout=stopHoverTabViewCloseButton;span.innerHTML=span.innerHTML+'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';var deleteTxt=span.innerHTML+'';closeButton.onclick=function(){deleteTab(this.parentNode.innerHTML)};span.appendChild(closeButton);}
var img=document.createElement('IMG');img.valign='bottom';img.src='http://www.dd-inside.com/tab-view/images/tab_right_inactive.gif';if((navigatorVersion&&navigatorVersion<6)||(MSIE&&!strictDocType)){img.style.styleFloat='none';img.style.position='relative';img.style.top='4px'
span.style.paddingTop='4px';aTab.style.cursor='hand';}
aTab.appendChild(img);}
var tabs=dhtmlgoodies_tabObj[mainContainerID].getElementsByTagName('DIV');var divCounter=0;for(var no=0;no<tabs.length;no++){if(tabs[no].className=='dhtmlgoodies_aTab'&&tabs[no].parentNode.id==mainContainerID){if(height.length>0)tabs[no].style.height=height;tabs[no].style.display='none';tabs[no].id='tabView'+mainContainerID+"_"+divCounter;divCounter++;}}
tabView_countTabs[mainContainerID]=tabView_countTabs[mainContainerID]+tabTitles.length;showTab(mainContainerID,activeTab);return activeTab;}
function showAjaxTabContent(ajaxIndex,parentId,tabId)
{var obj=document.getElementById('tabView'+parentId+'_'+tabId);obj.innerHTML=ajaxObjects[ajaxIndex].response;}
function resetTabIds(parentId)
{var tabTitleCounter=0;var tabContentCounter=0;var divs=dhtmlgoodies_tabObj[parentId].getElementsByTagName('DIV');for(var no=0;no<divs.length;no++){if(divs[no].className=='dhtmlgoodies_aTab'){divs[no].id='tabView'+parentId+'_'+tabTitleCounter;tabTitleCounter++;}
if(divs[no].id.indexOf('tabTab')>=0){divs[no].id='tabTab'+parentId+'_'+tabContentCounter;tabContentCounter++;}}
tabView_countTabs[parentId]=tabContentCounter;}
function createNewTab(parentId,tabTitle,tabContent,tabContentUrl,closeButton)
{if(tabView_countTabs[parentId]>=tabView_maxNumberOfTabs)return;var div=document.createElement('DIV');div.className='dhtmlgoodies_aTab';dhtmlgoodies_tabObj[parentId].appendChild(div);var tabId=initTabs(parentId,Array(tabTitle),0,'','',Array(closeButton),true);if(tabContent)div.innerHTML=tabContent;if(tabContentUrl){var ajaxIndex=ajaxObjects.length;ajaxObjects[ajaxIndex]=new sack();ajaxObjects[ajaxIndex].requestFile=tabContentUrl;ajaxObjects[ajaxIndex].onCompletion=function(){showAjaxTabContent(ajaxIndex,parentId,tabId);};ajaxObjects[ajaxIndex].runAJAX();}}
function getTabIndexByTitle(tabTitle)
{var regExp=new RegExp("(.*?)&nbsp.*$","gi");tabTitle=tabTitle.replace(regExp,'$1');for(var prop in dhtmlgoodies_tabObj){var divs=dhtmlgoodies_tabObj[prop].getElementsByTagName('DIV');for(var no=0;no<divs.length;no++){if(divs[no].id.indexOf('tabTab')>=0){var span=divs[no].getElementsByTagName('SPAN')[0];var regExp2=new RegExp("(.*?)&nbsp.*$","gi");var spanTitle=span.innerHTML.replace(regExp2,'$1');if(spanTitle==tabTitle){var tmpId=divs[no].id.split('_');return Array(prop,tmpId[tmpId.length-1].replace(/[^0-9]/g,'')/1);}}}}
return-1;}
function addAjaxContentToTab(tabTitle,tabContentUrl)
{var index=getTabIndexByTitle(tabTitle);if(index!=-1){var ajaxIndex=ajaxObjects.length;tabId=index[1];parentId=index[0];ajaxObjects[ajaxIndex]=new sack();ajaxObjects[ajaxIndex].requestFile=tabContentUrl;ajaxObjects[ajaxIndex].onCompletion=function(){showAjaxTabContent(ajaxIndex,parentId,tabId);};ajaxObjects[ajaxIndex].runAJAX();}}
function deleteTab(tabLabel,tabIndex,parentId)
{if(tabLabel){var index=getTabIndexByTitle(tabLabel);if(index!=-1){deleteTab(false,index[1],index[0]);}}else if(tabIndex>=0){if(document.getElementById('tabTab'+parentId+'_'+tabIndex)){var obj=document.getElementById('tabTab'+parentId+'_'+tabIndex);var id=obj.parentNode.parentNode.id;obj.parentNode.removeChild(obj);var obj2=document.getElementById('tabView'+parentId+'_'+tabIndex);obj2.parentNode.removeChild(obj2);resetTabIds(parentId);activeTabIndex[parentId]=-1;showTab(parentId,'0');}}}