/* Horizontal Accordion script
* Created: Oct 27th, 2009. This notice must stay intact for usage 
* Author: Dynamic Drive at http://www.dynamicdrive.com/
* Visit http://www.dynamicdrive.com/ for full source code
*/

var accordion={
	//customize loading message if accordion markup is fetched via Ajax:
	ajaxloadingmsg: '<div style="margin: 1em; font-weight: bold"><img src="ajaxloadr.gif" style="vertical-align: middle" /></div>',
	
	accordioninfo: {}, //class that holds config information of each accordion instance

	expandli:function(accordionid, targetli, btn){
		var config=accordion.accordioninfo[accordionid]
		var $targetli=(typeof targetli=="number")? config.$targetlis.eq(targetli) : (typeof targetli=="string")? jQuery('#'+targetli) : jQuery(targetli)
		if (typeof config.$lastexpanded!="undefined") //targetli may be an index, ID string, or DOM reference to LI
			config.$lastexpanded.stop().animate({width:config.paneldimensions.peekw}, config.speed) //contract last opened content
		$targetli.stop().animate({width:$targetli.data('hpaneloffsetw')}, config.speed) //expand current content
		config.$lastexpanded=$targetli
		
	
// <custom>
		
		//standardNavibilder setzen
		setPicture('start', 'btnStart.png');
		setPicture('arbeiten', 'btnArbeiten.png');
		setPicture('works', 'btnWorks.png');
		setPicture('info', 'btnInfo.png');
	
	//klick auf start
		//bild aendern
		if(btn=='start') {	
			//start_h bild setzen
			setPicture('start','btnStart_h.png' );
			resetArbeiten();
			resetInfo();
			resetForm();		
		}
		
		//klick auf arbeiten
		if(btn=='arbeiten') {
			//alles einklappen, alle navibilder auf standard setzen
			resetArbeiten();
			resetPaddingArbeiten();
			document.getElementById('subNeueste').style.padding="3px 0 0 0";
			
			//main navi arbeiten_h bild setzen
			setPicture('arbeiten','btnArbeiten_h.png');
				
			//subNavi neueste als h setzen
			setPicture('subNeueste','btnNeueste_h.png');			
			
			//arbeiten - neueste einblenden (standard)
			displayAutoBlock('subNeuesteContent');
			
			resetInfo();
			resetForm();
			
			//neuesteprojekte aufklappen, wenn toggler auf true
			if(toggleMoreProjectsNeueste)animatedcollapse.toggle('moreProjectsNeueste');	
			toggleMoreProjectsNeueste=true;
		}
		
		//klick auf arbeiten
		if(btn=='works') {
			//alles einklappen, alle navibilder auf standard setzen
			resetArbeiten();
			resetPaddingArbeiten();
			document.getElementById('subLatest').style.padding="3px 0 0 0";
			
			//main navi arbeiten_h bild setzen
			setPicture('works','btnWorks_h.png');
				
			//subNavi neueste als h setzen
			setPicture('subLatest','btnLatest_h.png');			
			
			//arbeiten - neueste einblenden (standard)
			displayAutoBlock('subNeuesteContent');
			
			resetInfo();
			resetForm();
			
			//neuesteprojekte aufklappen, wenn toggler auf true
			if(toggleMoreProjectsNeueste)animatedcollapse.toggle('moreProjectsNeueste');
		 	toggleMoreProjectsNeueste=true;
		}
		
		
		//klick auf info
		if(btn=='info') {
		
			resetInfo();
			resetPaddingInfo();
			if(document.getElementById && document.getElementById("subUebermich")) document.getElementById('subUebermich').style.padding="3px 0 0 0";
			if(document.getElementById && document.getElementById("subAboutMe")) document.getElementById('subAboutMe').style.padding="3px 0 0 0";
			
			//ueber mich ausgeklappt anzeigen
			displayAutoBlock('subUebermichContent');
			
			//collapse
			
			
			//info_h bild setzen
			setPicture('info', 'btnInfo_h.png');
			
			resetArbeiten();
			
			resetForm();	
			
		}

// </custom>
	
	},


	urlparamselect:function(accordionid){
		var result=window.location.search.match(new RegExp(accordionid+"=(\\d+)", "i")) //check for "?accordionid=index" in URL
		if (result!=null)
			result=parseInt(RegExp.$1)+"" //return value as string so 0 doesn't test for false
		return result //returns null or index, where index is the desired selected hcontent index
	},
	
	/*
	getCookie:function(Name){ 
		var re=new RegExp(Name+"=[^;]+", "i") //construct RE to search for target name/value pair
		if (document.cookie.match(re)) //if cookie found
			return document.cookie.match(re)[0].split("=")[1] //return its value
		return null
	},
	*/

	setCookie:function(name, value){
		document.cookie = name + "=" + value + "; path=/"
	},


	loadexternal:function($, config){ //function to fetch external page containing the entire accordion content markup
		var $hcontainer=$('#'+config.ajaxsource.container).html(this.ajaxloadingmsg)
		$.ajax({
			url: config.ajaxsource.path, //path to external content
			async: true,
			error:function(ajaxrequest){
				$hcontainer.html('Error fetching content.<br />Server Response: '+ajaxrequest.responseText)
			},
			success:function(content){
				$hcontainer.html(content)
				accordion.init($, config)
			}
		})
	},


	init:function($, config){
			accordion.accordioninfo[config.accordionid]=config //cache config info for this accordion
			var $targetlis=$('#'+config.accordionid).find('ul:eq(0) > li') //find top level LIs
			config.$targetlis=$targetlis
			config.selectedli=config.selectedli || [] //set default selectedli option
			config.speed=config.speed || "normal" //set default speed
			$targetlis.each(function(i){
				var $target=$(this).data('pos', i) //give each li an index #
				$target.data('hpaneloffsetw', $target.find('.hpanel:eq(0)').outerWidth()) //get offset width of each .hpanel DIV (config.dimensions.fullw + any DIV padding)
				$target.mouseenter(function(){
					/*
					accordion.expandli(config.accordionid, this)
					config.$lastexpanded=$(this)
					*/
				})
				if (config.collapsecurrent){ //if previous content should be contracted when expanding current
					
					/*
					$target.mouseleave(function(){
						$(this).stop().animate({width:config.paneldimensions.peekw}, config.speed) //contract previous content
					})
					*/
					
				}				
			}) //end $targetlis.each
			//var selectedli=accordion.urlparamselect(config.accordionid) || ((config.selectedli[1] && accordion.getCookie(config.accordionid))? parseInt(accordion.getCookie(config.accordionid)) : config.selectedli[0])
			//selectedli=parseInt(selectedli)
			//if (selectedli>=0 && selectedli<config.$targetlis.length){ //if selectedli index is within range
			//	config.$lastexpanded=$targetlis.eq(selectedli)
			//	config.$lastexpanded.css('width', config.$lastexpanded.data('hpaneloffsetw')) //expand selected li
			//}
			$(window).bind('unload', function(){ //clean up and persist on page unload
				accordion.uninit($, config)
			}) //end window.onunload
			accordion.expandli('content', 0);
			setPicture('start', 'btnStart_h.png');
	},

	uninit:function($, config){
		var $targetlis=config.$targetlis
		var expandedliindex=-1 //index of expanded content to remember (-1 indicates non)
		$targetlis.each(function(){
			var $target=$(this)
			$target.unbind()
			if ($target.width()==$target.data('hpaneloffsetw'))
				expandedliindex=$target.data('pos')
		})
		if (config.selectedli[1]==true) //enable persistence?
			accordion.setCookie(config.accordionid, expandedliindex)
	},

	setup:function(config){
		//Use JS to write out CSS that sets up initial dimensions of each LI, for JS enabled browsers only
		document.write('<style type="text/css">\n')
		document.write('#'+config.accordionid+' li{width: '+config.paneldimensions.peekw+';\nheight: '+config.paneldimensions.h+';\n}\n')
		document.write('#'+config.accordionid+' li .hpanel{width: '+config.paneldimensions.fullw+';\nheight: '+config.paneldimensions.h+';\n}\n')
		document.write('<\/style>')
		jQuery(document).ready(function($){ //on Dom load
			if (config.ajaxsource) //if config.ajaxsource option defined
				accordion.loadexternal($, config)
			else
				accordion.init($, config)
		}) //end DOM load
	}

}

//setup accordion
accordion.setup({
	accordionid: 'content', //main accordion div id
	paneldimensions: {peekw:'52px', fullw:'688px', h:'auto'},
	selectedli: [0, true], //[selectedli_index, persiststate_bool]
	collapsecurrent: true // No comma following very last setting!
	
	
})