/* Copyright (C) 2011 Johann Ployer Fotogtrafie + Grafikdesign */

function f_clientWidth()
	{ return f_filterResults ( 
		window.innerWidth ? window.innerWidth : 0, 
		document.documentElement ? document.documentElement.clientWidth : 0, 
 		document.body ? document.body.clientWidth : 0 );}
	
function f_clientHeight() 
	{ return f_filterResults ( 
		window.innerHeight ? window.innerHeight : 0, 
		document.documentElement ? document.documentElement.clientHeight : 0, 
		document.body ? document.body.clientHeight : 0 );}

function f_filterResults(n_win, n_docel, n_body) { 
		var n_result = n_win ? n_win : 0; 
		if (n_docel && (!n_result || (n_result > n_docel))) 
		n_result = n_docel; 
		return n_body && (!n_result || (n_result > n_body)) ? n_body : n_result;}

function adjustRatio(img) {
 
 var winheight = f_clientHeight();
 var winwidth = f_clientWidth();
 winratio = winheight / winwidth;

 if(winratio < imageratio)
 {
 img.style.width = '100%';
 img.style.height = 'auto';
 }
 else
 {
 img.style.height = '100%';
 img.style.width = 'auto';
 }
 }
 setTimeout("adjustRatio(img)",1);