function menuli(){
	if(!document.getElementById('search')) return;	
	var element=document.getElementById('search').getElementsByTagName('li');
	element[0].onclick=function(){
		fuwei();
		this.className="current";
		document.getElementById('search1').className="search-input";
		panduan();
	}
	element[1].onclick=function(){
		fuwei();
		this.className="current";
		document.getElementById('search2').className="search-input";
		panduan();
	}
	element[2].onclick=function(){
		fuwei();
		this.className="current";
		document.getElementById('search3').className="search-input";
		panduan();
	}
	element[3].onclick=function(){
		fuwei();
		this.className="current";
		document.getElementById('search4').className="search-input";
		panduan();
	}
	element[4].onclick=function(){
		fuwei();
		this.className="current";
		document.getElementById('search5').className="search-input";
		panduan();
	}
	

}

function fuwei(){
	if(!document.getElementById('search')) return;	
	var element=document.getElementById('search').getElementsByTagName('li');
	element[0].className="";
	element[1].className="";
	element[2].className="";
	element[3].className="";
	element[4].className="";
	document.getElementById('search1').className="search-input-hidden";
	document.getElementById('search2').className="search-input-hidden";
	document.getElementById('search3').className="search-input-hidden";
	document.getElementById('search4').className="search-input-hidden";
	document.getElementById('search5').className="search-input-hidden";
}


function panduan(){
	if(!document.getElementById('search')) return;	
	var element=document.getElementById('search').getElementsByTagName('li');
	if(element[1].className=="current"){
		element[0].className="nobak";
	}
	if(element[2].className=="current"){
		element[1].className="nobak";
	}
	if(element[3].className=="current"){
		element[2].className="nobak";
	}
	if(element[4].className=="current"){
		element[3].className="nobak";
	}
}

var i=1;

function topztoh(){
	if(!document.getElementById('topab')) return;
	var elem=document.getElementById('topab');
	if(i<90){
		i=i*1.5;
		elem.style.height=i+"px";
		setTimeout('topztoh()', 20);
	}
		if(i>=90){i=90;elem.style.height="90px";document.getElementById('closeab').style.display="block"};
}

function tophtoz(){
	if(!document.getElementById('topab')) return;
	var elem=document.getElementById('topab');
	if(i==90)document.getElementById('closeab').style.display="none";

	if(i>1){
		i=i/1.5;
		elem.style.height=i+"px";
		setTimeout('tophtoz()', 20);
	}

		if(i<=1){elem.style.height="0px";};

}