/////////
//


function hideBloc(nrs)
{
	var arrItems = nrs.split (';');
	var nr=nrs;
	for (var i = 0; i < arrItems.length; i++)
	{
		nr = arrItems[i];
		if (document.layers)
		{
			document.layers[nr].display = 'none';
		}
		else if (document.all)
		{
			document.all[nr].style.display = 'none';
		}
		else if (document.getElementById)
		{
			document.getElementById(nr).style.display = 'none';
		}
	}
}
function showBloc(nrs)
{
	var arrItems = nrs.split (';');
	var nr=nrs;
	for (var i = 0; i < arrItems.length; i++)
	{
		nr = arrItems[i];
		if (document.layers)
		{
			document.layers[nr].display = 'block';
		}
		else if (document.all)
		{
			document.all[nr].style.display = 'block';
		}
		else if (document.getElementById)
		{
			document.getElementById(nr).style.display = 'block';
		}
	}
}