var globalAutoFade		= false;
var globalAutoFadeDelay	= 4000;
var globalAutoFadeTimer	= null;
var globalFadeDelay		= 1300;
var globalCurrentFader	= 0;
var globalControl		= 'play';

function initFader (doAutoFade)
{
	$("div[id^=fader_]").each (function (i) {
		if (i == 0 && $.browser.msie) {
			$(this).css ('opacity', 0.999);			
		}
										 
		if (i > 0) {
			$(this).css ('opacity', 0);
		}

		$("#fader_to_" + i).bind ('click', i, function (e) {															 
			fader ('to', e.data);																	 
		});
	});
	
	$("#fader_next").bind ('click', function (e) {
		fader ('next', 0);												  
	});
	
	$("#fader_prev").bind ('click', function (e) {
		fader ('prev', 0);					  
	});		
	
	$("#fader_control").bind ('click', function (e) {												 
		faderControl ();		
	});	
	
	globalAutoFade = doAutoFade;
	
	if (globalAutoFade) {
		globalAutoFadeTimer = setTimeout ("fader ('next', 0)", globalAutoFadeDelay);
	}
}

function fader (type, id)
{
	// Timeout löschen?
	if (globalAutoFade) {
		clearTimeout (globalAutoFadeTimer);		
	}	
	
	// Nächstes Element ermitteln
	var nextId = 0;
	
	switch (type) {
		case 'to':
			nextId = id;
			break;
		case 'next':
			nextId = globalCurrentFader + 1;
			break;
		case 'prev':
			nextId = globalCurrentFader - 1;
			break;
	}
	
	if (nextId < 0) {
		nextId = $("div[id^=fader_]").length - 1;		
	}	
	
	if ($("#fader_" + nextId).length == 0) {
		nextId = 0;		
	}

	// Aktuelles Element ausblenden
	$("#fader_" + globalCurrentFader).animate ({opacity: 0.0}, globalFadeDelay, '', function () {
		$(this).hide ();
	});
	
	// Eventuell Pagination weitersetzen
	if ($("#fader_to_" + nextId).length) {
		$("a[id^=fader_to]").removeClass ('current');		
		$("#fader_to_" + nextId).addClass ('current');
	}
	
	// Neues Element einblenden
	$("#fader_" + nextId).show ();
	$("#fader_" + nextId).animate ({opacity: 1.0}, globalFadeDelay);	
	
	// Aktuellen Fader festhalten
	globalCurrentFader = nextId;
	
	// Neuen Timeout setzen?
	if (globalAutoFade && globalControl == 'play') {
		globalAutoFadeTimer = setTimeout ("fader ('next', 0)", globalAutoFadeDelay);		
	}
}