function setSize() {
	var t=600;
	if (window.innerHeight>0)
		t=window.innerHeight-90;
	else
		t=document.body.clientHeight+15;

	document.getElementById('f').height=t;
}

function expand(id){

if(document.getElementById(id).style.display=='block')
	document.getElementById(id).style.display='none';
else
	document.getElementById(id).style.display='block';
}