function show(id){
	 						obj = document.getElementById(id);							
								if (obj) {
												if (obj.className=='open1')  { obj.className='open'; } else { obj.className='open1'; }
											}		
}
function showing(id){
	 						obj = document.getElementById(id);							
								if (obj) {
												if (obj.className=='sub')  { obj.className='sub1'; } else { obj.className='sub'; }
											}				
}