menu_status = new Array(); 
function showHide(theid)
{
	if (document.getElementById)
	{
	var switch_id = document.getElementById(theid);
 
		if(menu_status[theid] != 'show')
{
		 switch_id.className = 'show';
		 menu_status[theid] = 'show';
		}
else
{
		 switch_id.className = 'hide';
		 menu_status[theid] = 'hide';
		}
	}
}