ratio=rim.height/rim.width;

if (window.innerWidth==undefined) 
    {MaxLarg=document.body.offsetWidth}
	else {MaxLarg=window.innerWidth};
MaxLarg*=0.65;

if (window.innerHeight==undefined) 
    {MeilHaut=document.body.offsetHeight}
	else {MeilHaut=window.innerHeight};
MeilHaut-=167;

rim.height=MeilHaut;
rim.width=MeilHaut/ratio;

if (rim.width>MaxLarg)
	{rim.width=MaxLarg;
	rim.height=rim.width*ratio};