// JavaScript Document
function SwitchId(on){
	for(i=1; i<30; i++) {
		if(document.getElementById("a"+i)) {
			if (i == on) {
				document.getElementById("a"+[i]).style.display='block';
				document.getElementById("tab"+[i]).className='active';
			} else {
				document.getElementById("a"+[i]).style.display='none';
				document.getElementById("tab"+[i]).className='';
			}
		}
	}
}