// JavaScript Document By JodJin 2010/03/31
var $$ = function(e){return document.getElementById(e);};
var navCommon={};
navCommon.setActive = function(id){
	var obj = $$(id);
	if(obj){
		obj.className='current';
		strs=id.split("_");
		navNo=strs[0]+'_'+(parseInt(strs[1])+1);
		$$(navNo).className='bgnone';
		}
}