function sw(s){
	var o=document.getElementById(s);
	if(o.style.display=='none'){
		o.style.display='block';
	}else{
		o.style.display='none';
	}
}
function swall(cmd){//0,1,2 +,-,x
	var cDiv=document.getElementsByTagName('div');
	for(var i=0; i<cDiv.length; i++){
		var o=cDiv[i];
		if('cpi'==o.id.substr(0,3)){
			if(0==cmd){
				o.style.display='block';
			}else if(1==cmd){
				o.style.display='none';
			}else if(2==cmd){
				if('none'==o.style.display){
					o.style.display='block';
				}else{
					o.style.display='none';
				}
			}
		}
	}
}
function showcities(sn){showitem(sn,1);}function clearcities(sn){event.cancelBubble=true;showitem(sn,0);}
function addbookmark(){var t,l,cititicurl;cititicurl='http://www.cititic.com/bus/';t=document.title;l=top.location.href;if(l.indexOf(cititicurl)!=0)l=cititicurl;bookmark(t,l);}