function $() {
   var elements = new Array();
   for (var i = 0; i < arguments.length; i++) {
       var element = arguments[i];
       if (typeof element == 'string')
           element = document.getElementById(element);
       if (arguments.length == 1)
           return element;
       elements.push(element);
    }
    return elements;
}
   
function AddFavorite(sURL, sTitle){
    try{
        window.external.addFavorite(sURL, sTitle);
    }catch (e){
        try{
            window.sidebar.addPanel(sTitle, sURL, "");
        }catch (e){
            alert("加入收藏失败，请使用Ctrl+D进行添加");
        }
    }
}
function SetHome(obj,vrl){
    try{
            obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl);
    }catch(e){
            if(window.netscape) {
                    try {
                            netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
                    } catch (e) { 
                            alert("此操作被浏览器拒绝！\n请在浏览器地址栏输入“about:config”并回车\n然后将[signed.applets.codebase_principal_support]设置为'true'"); 
                    }
                    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
                    prefs.setCharPref('browser.startup.homepage',vrl);
             }
    }
}
function changemenu(obj){
    for(var i=1;i<=obj;i++){
        if(i!=obj1){
			$("menu"+i).style.backgroundPosition = "-"+obj*58+"px -60px;"; 
        }
    }
}
function changelm(obj){
	$("lmshow").style.display = "block"; 
    for(var i=1;i<15;i++){
        if(i!=obj){
            $("lm"+i).style.display = "none";
        }else{
            $("lm"+i).style.display = "block";
        }    
    }
}
function checklogin(){
     if(document.loginform.name.value == ""){
         alert("请输入用户名!");
         return false;
     }
     if(document.loginform.pwd.value == ""){
         alert("请输入密码!");
         return false;
     }
	 if(document.loginform.validateCode.value==""){
	 	alert("请输入验证码");
		return false;
	 }
}
function changeyzm(){
	$("yzm").innerHTML = "";
	currentPos = "yzm"; 
	send_request("/include/yzm.jsp");
}
function changeli(obj,obj1,obj2,obj3){
	for(var i=1;i<=obj1;i++){
		if(i==obj){
			$(obj2+i).className = obj3;
			$(obj2+i+"0").className = "showdiv";
		}else{
			$(obj2+i).className = "";
			$(obj2+i+"0").className = "closediv";
		}
	}
}