var thisd_v2;
function d_v2(id){
	return document.getElementById(id);
}

function box_v2(d){
	if(thisd_v2)cls_v2(thisd_v2);
	d.firstChild.className+=" hover";//样式
	d.firstChild.nextSibling.style.display="";//打开当前菜单
	thisd_v2=d;
}
function cls_v2(d){
		d.firstChild.className=thisd_v2.firstChild.className.replace(" hover","");//去掉样式
		d.firstChild.nextSibling.style.display="none";//打开当前菜单
}
function g(o){return document.getElementById(o);}
function HoverLi33(n){
//如果有N个标签,就将i<=N;
for(var i=1;i<=3;i++){g('tb33_'+i).className='normaltab33';g('tbc33_0'+i).className='undis';}g('tbc33_0'+n).className='dis';g('tb33_'+n).className='hovertab33';
}


function HoverLi3(n){
//如果有N个标签,就将i<=N;
for(var i=1;i<=3;i++){g('tb3_'+i).className='normaltab3';g('tbc3_0'+i).className='undis';}g('tbc3_0'+n).className='dis';g('tb3_'+n).className='hovertab3';
}


function HoverLi2(n){
//如果有N个标签,就将i<=N;
for(var i=1;i<=3;i++){g('tb2_'+i).className='normaltab2';g('tbc2_0'+i).className='undis';}g('tbc2_0'+n).className='dis';g('tb2_'+n).className='hovertab2';
}