function changeStyleClassOfAscendentNode( tagName, node, newStyleClass )
{
	o = node.parentNode;
	while( o != null )
	{
		if ( o.tagName == tagName )
		{
			o.className = newStyleClass;
			break;
		}
		o = o.parentNode;
	}
	
}

function changeStyleClassNode( node, newStyleClass )
{
  node.className = newStyleClass;
}


function go(obj, url) {
    if (document.images)
        obj.location.replace(url);
    else
        obj.location.href = url;
}