/* javascripte für Pin-Wechsel, barrierefreie Navigation und geöffnete Palette des Akkordeons */
/* Übergabe der Parameter mit "window.name" */

var Bar;		//Parameter Barrierefreie Navigation nein/ja (0/1)
var Pan;		//Parameter Accordeon Panel (0,1,2,3 ..)
var Pin;		//Parameter Accordeon fixiert nein/ja (0/1)

/* Initialisierung von "window.name" */
function initSite() 
{
	if (window.name.length != 3) 
	{
		window.name = "000";
		Bar = "0";
		Pan = "3";
		Pin = "1";
	}
	else
	{
		Bar = window.name.charAt(0);
		Pan = window.name.charAt(1);
		Pin = window.name.charAt(2);
	}
			

/* Accordeon-Initialisierung gem. "window.name": */

	var Accordion1 = new Spry.Widget.Accordion("Accordion1", { defaultPanel: parseInt(Pan) });
	
	navi(Bar);

	wechsel(Pin);
	
/* Navigations-Box einblenden */
	document.getElementById('wrapper-sub-menu').style.display='block';

}

/* Script zum Wechseln des Pins für das Scrollen/Fixieren des Akkordeons */
function wechsel(num)
{	
	var styles = document.getElementsByTagName('style');
	for(var i = 1; i < (styles.length); i++)
	{
		
			if(i==num)
			{
				styles[i].disabled = false;
				document.getElementById('fix').style.display='block';
				document.getElementById('scroll').style.display='none';
				document.getElementById('nav-fix').style.display='none';				
				document.getElementById('nav-scroll').style.display='block';				
				
				if (navigator.appName == "Microsoft Internet Explorer" && (typeof document.body.style.maxHeight == "undefined"))
				{
					document.getElementById('wrapper-sub-menu').style.position='absolute';				
				}
				else			
				{
					document.getElementById('wrapper-sub-menu').style.position='fixed';						
				}
				
				Pin = "2";
				window.name = String(Bar + Pan + Pin);
			}
			else
			{
				styles[i].disabled = true;
				document.getElementById('scroll').style.display='block';
				document.getElementById('fix').style.display='none';
				document.getElementById('nav-fix').style.display='block';
				document.getElementById('nav-scroll').style.display='none';
				document.getElementById('wrapper-sub-menu').style.position='absolute';				
				Pin = "1";
				window.name = String(Bar + Pan + Pin);
			}
	}
}

/* Script zum Wechseln zwischen "normaler" und "barrierefreier" Navigation */
function navi(wert)
{
	if(wert=="1")
	{
		document.getElementById('sub-menu').style.display = 'none';	
		document.getElementById('nav-bf').style.display = 'block';	
		Bar = "1";
		window.name = String(Bar + Pan + Pin);
	}
	else
	{		
		document.getElementById('nav-bf').style.display = 'none';		
		document.getElementById('sub-menu').style.display = 'block';			
		Bar = "0";
		window.name = String(Bar + Pan + Pin);
	}
}

function hidebox()
{
	document.getElementById('wrapper-sub-menu').style.display='none';
}