// JavaScript Document
var last_nr=1;

function expand(nr)
{
	try
	{
		document.getElementById('txa'+last_nr).className="nuo";
		document.getElementById('txt'+last_nr).className="hideimg";
		
		last_nr=nr;
		
		document.getElementById('txa'+last_nr).className="nuoa";
		document.getElementById('txt'+last_nr).className="showimg";
	}
	catch(e){}
}