function setTab1(m,n){
	var tli=document.getElementById("menu"+m).getElementsByTagName("a");
	var mli=document.getElementById("main"+m).getElementsByTagName("ul"); 
	for(i=0;i<tli.length;i++){
	  tli[i].className=i==n?"hover":""; 
	  //mli[i].className=i==n?"block":"none"; 
	  mli[i].style.display=i==n?"block":"none"; 
	}
}


function setTab2(m,n){
	var tli=document.getElementById("menu"+m).getElementsByTagName("a");
	var mli=document.getElementById("main"+m).getElementsByTagName("span"); 
	for(i=0;i<tli.length;i++){
	  tli[i].className=i==n?"hover":""; 
	  //mli[i].className=i==n?"block":"none"; 
	  mli[i].style.display=i==n?"block":"none"; 
	}
}

//收藏本站
function addFav(){
	window.external.AddFavorite('http://www.eastib.com','上海智能建筑网');
}

function userLogin(){
	if(document.loginForm.userName.value=="" || document.loginForm.userPass.value==""){
		alert("用户名密码不能为空");
		return false;
	}
	 else{
	 	return true;
	 }
 }
 
 
 //快速跳转
function myClick(target){

  if(target!=''){
      window.location.href=target;
  }
}