//Class app
var app_ww, app_wh, fenster, fensterw, breite, quotient, // Window width/height...fenster width/height
    app_agent = navigator.userAgent.toLowerCase(), // Browser type
    app_version = parseInt(navigator.appVersion),
    app_is_ie = app_agent.indexOf('msie') >= 0 && app_agent.indexOf('opera') < 0,
    app_is_opera = app_agent.indexOf('opera') >= 0,
    app_is_safari = app_agent.indexOf('safari') >= 0,
    image_area, image_div, image_span, side_td; // Containers
	
function app_init() {
  image_area = document.getElementById('container');
  image_div = document.getElementById('image');
  image_span = document.getElementById('image_span');
  side_td = document.getElementById('icon-nav');
   
  if (window.attachEvent) window.attachEvent('onresize', app_onresize);
  else if (window.addEventListener) window.addEventListener('resize', app_onresize, false);
  
  app_getwinsize();
  adjust();
  
}

function app_onresize() {
  app_getwinsize();
  adjust();
 }

function app_getwinsize() {
  if (typeof(window.innerWidth) == 'number') {
    app_ww = window.innerWidth; app_wh = window.innerHeight;
  } else if (document.documentElement.clientHeight) {
    app_ww = document.documentElement.clientWidth; app_wh = document.documentElement.clientHeight;
  } else {
    app_ww = document.body.clientWidth; app_wh = document.body.clientHeight;
  }
}

function adjust() {
	
	fenster = app_wh-80;
	fensterw = app_ww-80;
	document.getElementById('kasten2').style.height = fenster + 'px';
	document.getElementById('kasten2').style.width = fensterw + 'px';
	
}


 function max(a,b) { return (a>b)?a:b; }
function min(a,b) { return (a<b)?a:b; }