function turnit(ss,cc){
	if(ss.style.display=="none")
	{
		newP.style.display="none";
		hotP.style.display="none";
		tuiP.style.display="none";
		paiP.style.display="none";
		gengP.style.display="none";
		
		newB.className="ul_li2";
		hotB.className="ul_li2";
		tuiB.className="ul_li2";
		paiB.className="ul_li2";
		gengB.className="ul_li2";
		
		ss.style.display="";
		cc.className="ul_li1";
	}
	else
	{
		ss.style.display="";
		cc.className="ul_li1"
	}
}