function desc_box(nr,onoff,mylanguage) {

	mylang = "";
	if (mylanguage == 1) mylang = "ENG";
	
	var allNrs = new Array(3,5,6,7,8,9);
	for (i=0;i<allNrs.length;i++)
	if (document.getElementById("desc"+mylang+allNrs[i])) document.getElementById("desc"+mylang+allNrs[i]).style.display="none";

	if (onoff == 1) {
		if (document.getElementById("desc"+mylang+nr)) document.getElementById("desc"+mylang+nr).style.display="inline";
		if (document.getElementById("lvl1_desc_box")) document.getElementById("lvl1_desc_box").style.backgroundImage = "url(fileadmin/inc/img/stadium_rubrik"+nr+".png)";
	}
	
	if (onoff == 0) {
		if (document.getElementById("lvl1_desc_box")) document.getElementById("lvl1_desc_box").style.backgroundImage = "url(fileadmin/inc/img/stadium_rubrik"+descAct_nr+".png)";
		if (document.getElementById("desc"+mylang+descAct_nr)) document.getElementById("desc"+mylang+descAct_nr).style.display="inline";
	}

}