/************************************************************************************************************
Ajax dynamic content
Copyright (C) 2006  DTHMLGoodies.com, Alf Magne Kalleland

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

Dhtmlgoodies.com., hereby disclaims all copyright interest in this script
written by Alf Magne Kalleland.

Alf Magne Kalleland, 2006
Owner of DHTMLgoodies.com


************************************************************************************************************/	

var enableCache = false;
var jsCache = new Array();

var dynamicContent_ajaxObjects = new Array();

var openDiv = false;
var openDivId = false;

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 ajax_loadContent(divId,url)
{
	if(openDivId  && openDiv==true)
	{
		//alert('IF openDiv ' + openDiv);
		openDiv=false;
		ajax_cleanContent(openDivId);
	}
	if(openDivId == divId)
	{
		openDivId = null;
		return;
		
	}
	openDivId = divId;
	openDiv=true;
	if(enableCache && jsCache[url]){
		document.getElementById(divId).innerHTML = jsCache[url];
		return;
	}
	
	var ajaxIndex = dynamicContent_ajaxObjects.length;
	document.getElementById(divId).innerHTML = '<img src="imgs/ajax-loader.gif" width="16" height="16" align="middle"><BR>';
	dynamicContent_ajaxObjects[ajaxIndex] = new sack();
	dynamicContent_ajaxObjects[ajaxIndex].requestFile = url;	// Specifying which file to get
	dynamicContent_ajaxObjects[ajaxIndex].method = 'POST';
	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_cleanContent(divId)
{
	//alert('ajax_cleanContent ' + openDiv);
	var targetObj = document.getElementById(divId);
	targetObj.innerHTML = '';	
	ajax_parseJs(targetObj)
}

function ajax_parseJs(inputObj)
{	
	var jsTags = inputObj.getElementsByTagName('SCRIPT');
	for(var no=0;no<jsTags.length;no++){
		eval(jsTags[no].innerHTML);
	}	
}

function ajax_loadCntConfirm(divId,url, msg, divToClean)
{
	if(confirm(msg))
	{
		ajax_loadContent(divId,url);
		ajax_cleanContent(divToClean);
	}
}