function OpaZoomOpa(idElFrom, idElTo)
{
	opasityObjectFuncZat();
	var elFrom = document.getElementById(idElFrom);
	
	hs.expand(elFrom, {captionId: idElTo});

	return false;	
}



function opasityObjectFuncZat()
{
	setElementOpacity('head', 0.3);
	setElementOpacity('opos1', 0.3);
	setElementOpacity('opos2', 0.3);
	setElementOpacity('footer', 0.3);
}

function opasityObjectFuncProyav()
{
	setElementOpacity('head', 1);
	setElementOpacity('opos1', 1);
	setElementOpacity('opos2', 1);
	setElementOpacity('footer', 1);
}


function setElementOpacity(sElemId, nOpacity)
{
  var opacityProp = getOpacityProperty();
  var elem = document.getElementById(sElemId);

  if (!elem || !opacityProp) return;
  
  if (opacityProp=="filter") 
  {
    nOpacity *= 100;
	
    var oAlpha = elem.filters['DXImageTransform.Microsoft.alpha'] || elem.filters.alpha;
    if (oAlpha) oAlpha.opacity = nOpacity;
    else elem.style.filter += "progid:DXImageTransform.Microsoft.Alpha(opacity="+nOpacity+")";
  }
  else
    elem.style[opacityProp] = nOpacity;
}

function getOpacityProperty()
{
  if (typeof document.body.style.opacity == 'string')
    return 'opacity';
  else if (typeof document.body.style.MozOpacity == 'string')
    return 'MozOpacity';
  else if (typeof document.body.style.KhtmlOpacity == 'string')
    return 'KhtmlOpacity';
  else if (document.body.filters && navigator.appVersion.match(/MSIE ([\d.]+);/)[1]>=5.5)
    return 'filter';

  return false;
}