// cookie functions http://www.quirksmode.org/js/cookies.html
function createCookie(name,value,days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}
function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}
function eraseCookie(name)
{
	createCookie(name,"",-1);
}
// /cookie functions

// style switch: liquid <> fixed
function setPagewidth(){

  	var currentWidth = $('#page').css('width');
   //	var currentFontSizeNum = parseFloat(currentFontSize, 10);
    if (currentWidth=="95%") newWidth = "980px";
    else if (currentWidth=="980px") newWidth = "95%";
    else newWidth = "980px";
	$('#page').css('width', newWidth);

  createCookie('pageWidth', newWidth, 365);
}

function initTooltips(o) {

	var showTip = function() {
		var el = $('.tip', this).css('display', 'block')[0];

		var ttHeight = $(el).height();
		var ttOffset =  el.offsetHeight;
		var ttTop = ttOffset + ttHeight;

		$('.tip', this)
			.stop()
			.css({
				'opacity': 0,
				'top': 2 - ttOffset
			})
			.animate({
				'opacity': 1,
				'top': 18 - ttOffset
			}, 250);
	};

	var hideTip = function() {

		var self = this;
		var el = $('.tip', this).css('display', 'block')[0];

		var ttHeight = $(el).height();
		var ttOffset =  el.offsetHeight;
		var ttTop = ttOffset + ttHeight;

		$('.tip', this)
			.stop()
			.animate({
				'opacity': 0,
				'top': 10 - ttOffset
			}, 250, function() {
				el.hiding = false;
				$(this).css('display', 'none');
			});


	};

	$('.tip').hover(
		function() { return false; },
		function() { return true; }
	);

	$('.tiptrigger').hover(
		function(){
			var self = this;
			showTip.apply(this);
			if (o.timeout) this.tttimeout = setTimeout(function() { hideTip.apply(self) } , o.timeout);
		},
		function() {
			clearTimeout(this.tttimeout);
			hideTip.apply(this);
		}
	);

}

function tabmenudropdowns(){
//$(" #tabs ul ").css({display: "none"}); // Opera Fix
$(" #tabs li").hover(function(){
		$(this).find('ul:first').css({visibility: "visible",display: "none"}).show(333);
		},function(){
		$(this).find('ul:first').css({visibility: "hidden"});
		});
}

// fade background position (not used yet ;)
(function($) {
	$.extend($.fx.step,{
	    backgroundPosition: function(fx) {
            if (fx.state === 0 && typeof fx.end == 'string') {
                var start = $.curCSS(fx.elem,'backgroundPosition');
                start = toArray(start);
                fx.start = [start[0],start[2]];
                var end = toArray(fx.end);
                fx.end = [end[0],end[2]];
                fx.unit = [end[1],end[3]];
			}
            var nowPosX = [];
            nowPosX[0] = ((fx.end[0] - fx.start[0]) * fx.pos) + fx.start[0] + fx.unit[0];
            nowPosX[1] = ((fx.end[1] - fx.start[1]) * fx.pos) + fx.start[1] + fx.unit[1];
            fx.elem.style.backgroundPosition = nowPosX[0]+' '+nowPosX[1];

           function toArray(strg){
               strg = strg.replace(/left|top/g,'0px');
               strg = strg.replace(/right|bottom/g,'100%');
               strg = strg.replace(/([0-9\.]+)(\s|\)|$)/g,"$1px$2");
               var res = strg.match(/(-?[0-9\.]+)(px|\%|em|pt)\s(-?[0-9\.]+)(px|\%|em|pt)/);
               return [parseFloat(res[1],10),res[2],parseFloat(res[3],10),res[4]];
           }
        }
	});
})(jQuery);



/* =========================================================

// jquery.innerfade.js

// Datum: 2007-01-29
// Firma: Medienfreunde Hofmann & Baldes GbR
// Autor: Torsten Baldes
// Mail: t.baldes@medienfreunde.com
// Web: http://medienfreunde.com

// based on the work of Matt Oakes http://portfolio.gizone.co.uk/applications/slideshow/

// ========================================================= */

(function($) {

$.fn.innerfade = function(options) {

	this.each(function(){ 	
		
		var settings = {
			animationtype: 'fade',
			speed: 'normal',
			timeout: 2000,
			type: 'sequence',
			containerheight: 'auto',
			runningclass: 'innerfade'
		};
		
		if(options)
			$.extend(settings, options);
		
		var elements = $(this).children();
	
		if (elements.length > 1) {
		
			//$(this).css('position', 'relative');
	
			$(this).css('height', settings.containerheight);
			$(this).addClass(settings.runningclass);
			
			for ( var i = 0; i < elements.length; i++ ) {
				$(elements[i]).css('z-index', String(-100+elements.length-i)).css('position', 'absolute');
				$(elements[i]).hide();
			};
		
			if ( settings.type == 'sequence' ) {
				setTimeout(function(){
					$.innerfade.next(elements, settings, 1, 0);
				}, settings.timeout);
				$(elements[0]).show();
			} else if ( settings.type == 'random' ) {
				setTimeout(function(){
					do { current = Math.floor ( Math.random ( ) * ( elements.length ) ); } while ( current == 0 )
					$.innerfade.next(elements, settings, current, 0);
				}, settings.timeout);
				$(elements[0]).show();
			}	else {
				alert('type must either be \'sequence\' or \'random\'');
			}
			
		}
		
	});
};


$.innerfade = function() {}
$.innerfade.next = function (elements, settings, current, last) {

	if ( settings.animationtype == 'slide' ) {
		$(elements[last]).slideUp(settings.speed, $(elements[current]).slideDown(settings.speed));
	} else if ( settings.animationtype == 'fade' ) {
		$(elements[last]).fadeOut(settings.speed);
		$(elements[current]).fadeIn(settings.speed);
	} else {
		alert('animationtype must either be \'slide\' or \'fade\'');
	};
	
	if ( settings.type == 'sequence' ) {
		if ( ( current + 1 ) < elements.length ) {
			current = current + 1;
			last = current - 1;
		} else {
			current = 0;
			last = elements.length - 1;
		};
	}	else if ( settings.type == 'random' ) {
		last = current;
		while (	current == last ) {
			current = Math.floor ( Math.random ( ) * ( elements.length ) );
		};
	}	else {
		alert('type must either be \'sequence\' or \'random\'');
	};
	setTimeout((function(){$.innerfade.next(elements, settings, current, last);}), settings.timeout);
};
})(jQuery);

$(document).ready(function() {
	$('#imageloop').innerfade({ 
		speed: 'slow', 
		timeout: 7000, 
		type: 'sequence', 
		containerheight: '170px'
	});
	$('#imageloop').css('display', 'block');
});