function showBox(boxname, max)
{	
	if(boxname != '')
	{
		for(i=0;i<max;i++)
		{
			if(i != boxname)
			{
				document.getElementById('b'+i).style.display = 'none';
				document.getElementById('hideimg'+i).src = '../images/icons/plus.gif';
				document.getElementById('hideimg'+i).alt = '+';
			}	
		}
		
		if (document.getElementById('b'+boxname).style.display != '')
		{
			document.getElementById('b'+boxname).style.display = '';
			document.getElementById('hideimg'+boxname).src = '../images/icons/minus.gif';
			document.getElementById('hideimg'+boxname).alt = '-';
		}
		else
		{
			document.getElementById('b'+boxname).style.display = 'none';
			document.getElementById('hideimg'+boxname).src = '../images/icons/plus.gif';
			document.getElementById('hideimg'+boxname).alt = '+';
		}
	}
}