<!-- 
/*屏蔽所有的js错误*/ 
function killerrors() { 
return true; 
} 
window.onerror = killerrors; 
//--> 

//添加到收藏夹
function AddToFavorite()
{
    if (document.all){
       window.external.addFavorite(document.URL,document.title);
    }else if (window.sidebar){
       window.sidebar.addPanel(document.title, document.URL, "");
    }
}

//设为首页
function setHomepage(){
if (document.all){
    document.body.style.behavior='url(#default#homepage)';
    document.body.setHomePage(document.URL);
}else if (window.sidebar){
   if(window.netscape){
       try{ 
          netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
       }catch (e){ 
       alert( "该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config,然后将项 signed.applets.codebase_principal_support 值该为true" ); 
       }
   } 
    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components. interfaces.nsIPrefBranch);
    prefs.setCharPref('browser.startup.homepage',document.URL);
}
}

function ck(forms)
{
	if(forms.key.value=='')
	{
		alert('请输入搜索内容！');
		forms.key.focus();
		return(false);
	}
}

function jq(str, len)
{
    if(!str || !len) { return ''; }
    //预期计数：中文2字节，英文1字节
    var a = 0;
    //循环计数
    var i = 0;
    //临时字串
    var temp = '';
    for (i=0;i<str.length;i++)
    {
        if (str.charCodeAt(i)>255)
        {
            //按照预期计数增加2
             a+=2;
        }
        else
        {
             a++;
        }
        //如果增加计数后长度大于限定长度，就直接返回临时字符串
        if(a > len) { return temp; }
        //将当前内容加到临时字符串
         temp += str.charAt(i);
    }
    //如果全部是单字节字符，就直接返回源字符串
    return str;
}

function showmenu(i)
{
	document.getElementById("menu1").style.display = "none";
	document.getElementById("menu2").style.display = "none";
	document.getElementById("menu3").style.display = "none";
	document.getElementById("menu4").style.display = "none";
	document.getElementById("menu5").style.display = "none";
	document.getElementById("menu6").style.display = "none";
	document.getElementById("menu7").style.display = "none";
	document.getElementById("menu8").style.display = "none";
	document.getElementById("menu9").style.display = "none";
	document.getElementById("menu10").style.display = "none";
	document.getElementById("menu11").style.display = "none";
	document.getElementById("menu"+i).style.display = "block";
}

function selecta(i)
{
    var tag = document.getElementById("ultaga").getElementsByTagName("li");
	tag[0].className = "";
	tag[1].className = "";
	tag[i].className = "ind1";
	document.getElementById("a0").style.display = "none";
	document.getElementById("a1").style.display = "none";
	document.getElementById("a"+i).style.display = "block";
}

function selectb(i)
{
    var tag = document.getElementById("ultagb").getElementsByTagName("li");
	tag[0].className = "";
	tag[1].className = "";
	tag[i].className = "ind1";
	document.getElementById("b0").style.display = "none";
	document.getElementById("b1").style.display = "none";
	document.getElementById("b"+i).style.display = "block";
}

/*function selectx(i)
{
    var tag = document.getElementById("ultagx").getElementsByTagName("li");
	tag[0].className = "";
	tag[1].className = "";
	tag[2].className = "";
	tag[i].className = "ind1";
	
	document.getElementById("x0").style.display = "none";
	document.getElementById("x1").style.display = "none";
	document.getElementById("x2").style.display = "none";
	document.getElementById("x"+i).style.display = "block";
}*/

function cx(keyword)
{
    document.getElementById("key").value=keyword;
}