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/home/develito/httpdocs/plugins/content/accordionfaq/js/preparefaq.js

/**
* Accordion FAQ - 3.0.6
* @author Ken Lowther
*/
function prepareFaq()
{

var thisObject = this;
this.preloaded = false;
this.images = [];
this.scripts = [];
this.head = document.getElementsByTagName("head")[0];
this.func = null;
this.jq = null;
this.faq = [];
this.loc = null;

this.exec = function( opts )
{
	this.headers = null;
	this.next = null;
	this.newdiv = null;
	this.hdr = null;
	this.hdrcnt = 0;
	this.ele = null;
	this.eleChild = null;
	this.prev = null;
	this.sib = null;
	this.autonumber = false;
	this.hdrnumber = 1;
	this.jumpto = null;
	this.print = false;
	this.faqlinks = null;
	this.keyaccess = false;
	this.alwaysopen = false;
	this.nextHdr = null;
	this.event = null;
	this.onevent = null;
	this.loc = null;

if (typeof opts.id === 'undefined')
	{
		this.faqid = 'accordion';
	}
	else
	{
		this.faqid = opts.id;
	}
	if (typeof opts.header === 'undefined')
	{
		this.header = 'h3';
	}
	else
	{
		this.header = opts.header;
	}
	if (typeof opts.autonumber !== 'undefined')
	{
		this.autonumber = opts.autonumber;
	}
	if (typeof opts.jumpto !== 'undefined')
	{
		this.jumpto = opts.jumpto;
	}
	if (typeof opts.alwaysopen !== 'undefined')
	{
		this.alwaysopen = opts.alwaysopen;
	}
	if (typeof opts.print !== 'undefined')
	{
		this.print = opts.print;
	}
	if (typeof opts.keyaccess !== 'undefined')
	{
		this.keyaccess = opts.keyaccess;
	}
	if (typeof opts.faqlinks !== 'undefined')
	{
		this.faqlinks = opts.faqlinks;
	}
	if (typeof this.faq[this.faqid] === 'undefined')
	{
		this.faq[this.faqid] = [];
	}
	if (typeof opts.scrolltime !== 'undefined')
	{
		this.faq[this.faqid].scrolltime = opts.scrolltime;
	}
	if (typeof opts.scrolloffset !== 'undefined')
	{
		this.faq[this.faqid].scrolloffset = opts.scrolloffset;
	}
	if (typeof opts.scrollonopen !== 'undefined')
	{
		this.faq[this.faqid].scrollonopen = opts.scrollonopen;
	}
	if (typeof opts.onevent !== 'undefined')
	{
		this.onevent = opts.onevent;
	}
	if (typeof opts.event !== 'undefined')
	{
		this.event = opts.event;
	}
	this.faq[this.faqid].forcescrollonopen = false;
	this.faq[this.faqid].forcenoscroll = false;

if (this.keyaccess && this.noanchor == null)
	{
		var i = 0;
		var noanchor = "faqnoanchor";
		while( document.getElementsByName( noanchor ).length != 0)
		{
			noanchor = "faqnoanchor" + i;
			i++;
		}
		this.loc = location.href;
		if (this.loc.indexOf( '#' + noanchor) == -1)
		{
			this.loc += '#' + noanchor;
		}
	}

this.ele = document.getElementById( this.faqid );
	if (this.ele == null)
	{
		return;
	}
	this.eleChild = this.ele.firstChild;
	if (this.eleChild == null)
	{
		return;
	}
	this.prev = this.ele;
	this.hdrcnt = 0;
	while (this.hdrcnt == 0
          &&(this.prev = this.prev.parentNode) != null
		  )
	{
		this.headers = this.jq(this.header, this.prev);
		this.hdrcnt = this.headers.length;
	}

if (this.prev == null)
	{
		return;
	}
	var tmphdrs = [];
	for (i =0; i < this.headers.length; i++)
	{
		if (this.headers[i].parentNode == this.prev)
		{
			tmphdrs[tmphdrs.length] = this.headers[i];
		}
	}
	this.headers = tmphdrs;
	this.hdrcnt = this.headers.length;
	this.ele.style.display = 'block';
	this.ele.style.clear = 'both';

for (i = 0; i < this.headers.length; i++)
	{
		if (! this.jq(this.headers[i]).hasClass( 'accordionfaqheader' ))
		{
			this.jq(this.headers[i]).addClass( 'accordionfaqheader' );
			this.jq(this.headers[i]).addClass( this.faqid );
		}
	}
	this.hdrnumber = 1;
	while(this.hdrcnt)
	{
		var i = 0;
		while (typeof this.headers[i] != "undefined" && this.headers[i].parentNode == this.ele)
		{
			i++;
		}

this.hdrcnt--;
		this.next = this.headers[i].nextSibling;
		this.hdr = this.headers[i];
		this.prev.removeChild( this.hdr );
		if (this.hdrcnt > 0)
		{
			this.nextHdr = this.headers[i+1];
			var hdrId = this.hdr.getAttribute('id');
			var fullHdrId = hdrId;
			if (hdrId == "" || hdrId == null)
			{
				hdrId = this.hdrnumber-1;
				if ( document.getElementById( this.faqid + hdrId ) == null)
				{
					this.hdr.setAttribute( 'id', this.faqid + hdrId );
					fullHdrId = this.hdr.getAttribute( 'id' );
				}
			}
			this.ele.insertBefore( this.hdr, this.eleChild );
			var txt;
			if (this.autonumber)
			{
				txt = document.createElement('span');
				if (this.keyaccess && this.hdr.childNodes.length == 1 && this.hdr.childNodes[0].nodeType == 3 )
				{
					var anch = document.createElement( 'a' );
					anch.innerHTML = this.hdr.innerHTML;
					anch.setAttribute( 'href', this.loc );
					txt.appendChild( anch );
				}
				else
				{
					txt.innerHTML = this.hdr.innerHTML;
				}
				this.hdr.innerHTML = "";
				var anbr = document.createElement( 'span' );
				anbr.innerHTML = this.hdrnumber + ".";
				if (this.hdr.childNodes.length > 0)
				{
					this.hdr.insertBefore( anbr, this.hdr.firstChild );
				}
				else
				{
					this.hdr.appendChild( anbr );
				}
				this.jq(anbr).addClass('autonumber');
			}
			else
			{
				if (this.keyaccess && this.hdr.childNodes.length == 1 && this.hdr.childNodes[0].nodeType == 3)
				{
					var anch = document.createElement( 'a' );
					anch.innerHTML = this.hdr.innerHTML;
					anch.setAttribute( 'href', this.loc );
					this.hdr.innerHTML = "";
					this.hdr.appendChild( anch );
				}
			}
			var icon = document.createElement( 'span' );
			if (this.hdr.childNodes.length > 0)
			{
				this.hdr.insertBefore( icon, this.hdr.firstChild );
			}
			else
			{
				this.hdr.appendChild( icon );
			}
			if (this.autonumber)
			{
				this.hdr.appendChild(txt);
				this.jq(txt).addClass( 'headertext' );
			}
			this.jq(icon).addClass( 'accordionfaqicon' );
			this.newdiv = document.createElement( 'div' );
			this.ele.insertBefore( this.newdiv, this.eleChild );
			this.jq(this.newdiv).addClass( 'accordionfaqitem' );
			if (this.faqlinks != null)
			{
				var temp = this.newdiv.innerHTML;
				var current_url = location.href;
				if (location.hash.length > 0)
				{
					current_url = current_url.replace(location.hash,"");
				}
				var temp_url = '';
				var new_faqitem = 'faqitem='+ this.faqid + hdrId;
				var pos = current_url.indexOf("faqitem=");
				if(pos!='-1')
				{
					//faqitem is already in url, so we need to swap it
					location.search.match(new RegExp('[&?]faqitem=([^&]*)'));
					var old_faqitem = decodeURIComponent(RegExp.$1);
					old_faqitem = 'faqitem='+old_faqitem;
					temp_url = current_url.replace(old_faqitem, new_faqitem);
				}
				else
				{
					//faqitem is not in url yet, so add it
					var pos2 = current_url.indexOf("?");
					if(pos2!='-1')
					{
						//'?' is in url, so add with '&'
						temp_url = current_url+'&';
					}
					else
					{
						// no '?' in url, so add with '?'
						temp_url = current_url+'?';
					}
					temp_url = temp_url+new_faqitem;
				}
				var link_to_faq = '<div class="accordionfaqitemlink"><a href="'+temp_url+'">' + this.faqlinks +'</a></div>';
				this.newdiv.innerHTML = link_to_faq+temp;
			}
			if (typeof this.onevent === 'function')
			{
				if (this.print)
				{
					thisObject.jq(this.hdr).bind( this.event, this.onevent ).next().show();

}
				else
				{
					thisObject.jq(this.hdr).bind( this.event, this.onevent ).next().hide();
				}
			}
			this.hdrnumber++;
			if (! this.preloaded)
			{
				this.preloadIcons( this.hdr );
			}
			if (this.print)
			{
				this.jq(this.hdr).addClass('selected');
			}

do
			{
				this.sib = this.next.nextSibling;
				this.prev.removeChild( this.next );
				this.newdiv.appendChild( this.next );
			}
			while ((this.next = this.sib) != null
			      &&this.next != this.nextHdr
				  &&this.next != this.ele
				  );
		}
	}
	if (this.print)
	{
		this.jq(this.ele).addClass('selected');
	}
	this.ele.removeChild( this.eleChild );
	this.prev.style.visibility = 'visible';
}

this.preloadIcons = function( ele )
{
	this.preloadImg( ele );
	this.jq(ele).addClass('selected');
	this.preloadImg( ele );
	this.jq(ele).removeClass('selected');
	this.preloaded = true;
}

this.preloadImg = function( ele )
{
	var bkgr = this.getStyle( ele, 'background-image' );

if (bkgr != null)
	{
		var imgmatch = bkgr.match(/url[(](["']*)\s*([^'"]*)(["']*)[)]/i);
		if (imgmatch != null && typeof imgmatch[2] != 'undefined')
		{
			var img = new Image();
			img.src = imgmatch[2];
			this.images[this.images.length] = img;
		}
	}
}

this.toCamel = function( str )
{
	return str.replace(/(\-[a-z])/g, function($1){return $1.toUpperCase().replace('-','');});
}

this.getStyle = function(el,styleProp)
{
	var y = null;
	if (typeof window.getComputedStyle != 'undefined')
	{
		y = document.defaultView.getComputedStyle(el,null).getPropertyValue(styleProp);
	}
	else
	if (typeof el.currentStyle != 'undefined')
	{
		y = el.currentStyle[this.toCamel(styleProp)];
	}
	return y;
}

this.setjQuery = function()
{
	if (typeof(jQuery) === 'function')
	{
		if (thisObject.jq == null) {
			thisObject.jq = jQuery;
			if (typeof thisObject.jq.fn.addBack === 'undefined') {
				if (typeof thisObject.jq.fn.andSelf === 'function') {
					thisObject.jq.fn.addBack = thisObject.jq.fn.andSelf;
				}
			}
		}
	}
}

this.getjQuery = function()
{
	return ((thisObject.jq == null) ? jQuery : thisObject.jq);
}

this.onFunctionAvailable = function(sMethod, tries, oCallback, oObject, bScope)
{
	thisObject.onAvailable( sMethod, 'function', tries, oCallback, oObject, bScope);
}

this.onObjectAvailable = function(sMethod, tries, oCallback, oObject, bScope)
{
	thisObject.onAvailable( sMethod, 'object', tries, oCallback, oObject, bScope);
}

this.onIdAvailable = function( sId, tries, oCallback, oObject, bScope )
{
	if (document.getElementById( sId ) != null)
	{
		return (bScope ? oCallback.call(oObject) : oCallback(oObject));
	}
	if (tries > 0) {
		setTimeout(function () {
			thisObject.onIdAvailable( sId, --tries, oCallback, oObject, bScope);
			}, 50);
	}
}

this.onAvailable = function( sMethod, sType, tries, oCallback, oObject, bScope)
{
	if (typeof bScope === 'undefined') {
		bScope = false;
	}
	if (typeof oObject === 'undefined') {
		oObject = null;
	}
	try {
		thisObject.func = eval(sMethod);
		if (typeof( (thisObject.func) ) === sType)
		{
			return (bScope ? oCallback.call(oObject) : oCallback(oObject));
		}
	}
	catch( e )
	{
	}
	if (tries > 0) {
		setTimeout(function () {
			thisObject.onAvailable( sMethod, sType, --tries, oCallback, oObject, bScope);
			}, 50);
	}
}

this.loadScript = function( sUrl )
{
	if (typeof (thisObject.scripts[sUrl]) === 'undefined')
	{
		var script = document.createElement( 'script' );
		script.setAttribute( 'type', 'text/javascript' );
		script.setAttribute( 'src', sUrl );
		thisObject.head.insertBefore( script, thisObject.head.firstChild );
		thisObject.scripts[sUrl] = 1;
	}
}

this.getFaqOptions = function( id)
{
	return thisObject.faq[id];
}

this.accordionChangeUI = function( event, ui )
{
	if ( thisObject.jq(ui.newHeader[0]).hasClass( 'selected' ))
	{
		var options = thisObject.getFaqOptions( ui.instance.getAttribute('id') );
		if ((options.scrollonopen || options.forcescrollonopen) && ! options.forcenoscroll)
		{
			options.forcescrollonopen = false;
			bookmarkscroll.scrollTo( ui.newHeader.attr('id'), {duration: options.scrolltime, yoffset: options.scrolloffset } );
		}
		options.forcenoscroll = false;
	}
	thisObject.jq(ui.instance).removeClass( 'x' ); /* workaround for ie8 bug */
	return true;
}

this.accordionChange = function()
{
	var ele = thisObject.jq(this).prev();
	if (ele != null)
	{
		if ( thisObject.jq(ele).hasClass( 'selected' ) )
		{
			var parent = ele.parent();
			var options = thisObject.getFaqOptions( parent.attr('id') );

if ((options.scrollonopen || options.forcescrollonopen) && ! options.forcenoscroll)
			{
				options.forcescrollonopen = false;
				bookmarkscroll.scrollTo( ele.attr('id'), {duration: options.scrolltime, yoffset: options.scrolloffset } );
			}
			options.forcenoscroll = false;
		}
	}
	thisObject.jq(ele).removeClass( 'x' ); /* workaround for ie8 bug */
	return true;
}

this.jumpToFaqItem = function( id )
{

var ele = thisObject.getjQuery()('#' + id );
	if ( ele != null && thisObject.jq(ele).hasClass('accordionfaqheader') )
	{
		var parent = ele.parent();
		var options = thisObject.getFaqOptions( parent.attr('id') );

if (! thisObject.jq(ele).hasClass( 'selected' ))
		{
			options.forcescrollonopen = true;
			ele.click();
		}
		else
		{
			bookmarkscroll.scrollTo( id, {duration: options.scrolltime, yoffset: options.scrolloffset } );
		}
	}
	return true;
}

this.openFaqItem = function( id )
{

if (! thisObject.jq(ele).hasClass( 'selected' ))
		{
			options.forcenoscroll = true;
			ele.click();
		}
	}
	return true;
}

}

var preparefaq = new prepareFaq();