var spawnWindow;

function openBrowserWin( url )
{
	if( !spawnWindow || spawnWindow.closed )
	{
		spawnWindow = window.open( url, "newWind" );
	}
	else
	{
		spawnWindow.location = url;
		spawnWindow.focus();
	}
}

function closeBrowserWin()
{
	if( spawnWindow )
	{
		if( !spawnWindow.closed )
		{
			spawnWindow.close();
		}
	}
}