function tab(objectId){

	var dts = $(objectId).getElementsByTagName('dt');
	var dds = $(objectId).getElementsByTagName('dd');
	var pp = 0;

	for (var i = 0; i < dts.length; ++i){
		if (i != 0) {dds[i].style.display = 'none';}
		(function(){
			var p = i;
			dts[p].onclick = function(){
				if (p != pp){
					dts[p].firstChild.className = 'current';
					dts[pp].firstChild.className = '';
					dds[p].style.display = 'block';
					dds[pp].style.display = 'none';
				}
				pp = p;
				return false;
			}
		})();
	}
}
function $(objectId)
{
	if (document.getElementById && document.getElementById(objectId))
	{
		return document.getElementById(objectId);
	}else if (document.all && document.all[objectId])
	{
		return document.all[objectId];
	}else if (document.layers && document.layers[objectId])
	{
		return document.layers[objectId];
	}else{
		return false;
	}
}