_vpos=_n
_hpos=_n
_screenPos=_n
function updateScreenPosition()
{
	_mn=getMenuByName("m0")
	_gm=gmobj("menu"+_mn)
	if(window._fS)clearTimeout(_fS);
	_m[_mn][2]=null
	_m[_mn][3]=null

	_hpos="center"

	if(_vpos)_screenPos = _vpos	
	if(_hpos)_screenPos = _hpos
	if(_vpos&&_hpos)_screenPos = _vpos+";"+_hpos
	_m[_mn][5]=_screenPos
		
	_m[_mn][2]="offset="+document.getElementById("toffset").value;
	_m[_mn][3]="offset="+document.getElementById("loffset").value;
	
	_setPosition(_mn)
}