// JavaScript Document

function getobjbyid(id){
	if(!document.getElementById)return false;
	if(typeof id==="string"){
		if(document.getElementById && document.getElementById(id)) {
			return document.getElementById(id);
			}
		else if (document.all && document.all(id)) {
			return document.all(id);
			}
		else if (document.layers && document.layers[id]) {
			return document.layers[id];
			}
		else{
			return false;
			}	
		}
		else{return id;}
	}



function tagshow(im,sum,l){
	for (i = 1;i<=sum;i++){
	if (im == i)
	{

	getobjbyid("b" + l + "_" + im).className = "on";
	getobjbyid("c" + l + "_" + im).style.display = "block";
	getobjbyid("b" + l + "_" + im).style.background="url('http://www.zhijin.com/statics/images/beijing/shiyou/pic"+im+".png') no-repeat center";
	
		}
	else
	
	{
	getobjbyid("b" + l + "_" + i).className = "off"
	getobjbyid("c" + l + "_" + i).style.display = "none";
	getobjbyid("b" + l + "_" + i).style.background="none";
}
		
}
}



	

function show(tag){	
	
	getobjbyid(tag).style.display = "block"
 <!--  getobjbyid(tag).style.marginLeft =  "-100px;"-->
	}



function hide(tag){
	
	
	getobjbyid(tag).style.display = "none"
	
}