// 搜索
var $ = function(id){return document.getElementById(id);}
var formSubmit = function(id){
	document.forms["search"].submit();
	return false;
}
var tip = function(q, for_q){
	q = $(q);
	for_q = $(for_q);
	q.onfocus = function(){
		for_q.style.display = 'none';
		q.style.backgroundPosition = "right -17px";
	}
	q.onblur = function(){
		if(!this.value) for_q.style.display = 'block';
		q.style.backgroundPosition = "right 0";
	}
	for_q.onclick = function(){
		this.style.display = 'none';
		q.focus();
	}
};
tip('keyword','for-keyword');
//设置首页/加入收藏夹
    function addCookie() {　 // 加入收藏夹
        if (document.all) {
            window.external.addFavorite(document.location.href,document.title);
        }
        else if (window.sidebar) {
            window.sidebar.addPanel(document.title,document.location.href,"")
        }
    }
    
    function setHomepage() {　 // 设置首页
        if (document.all) {
            document.body.style.behavior = 'url(#default#homepage)';
            document.body.setHomePage(document.location.href);
        }
        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.location.href);
        }
    }