//window.onerror = function(){return true}
//搜索
function Go_Search()
{
    var key = document.getElementById("key");
    if(key.value=="请输入关键字" || key.value=="")
    {
        alert("请输入关键字！");
        key.focus();
        return false;
    }
    
    return true;
}
//加入收藏
function addFavorite(url,title)
{
    if (document.all)
    {
       window.external.addFavorite(url,title);
    }
    else if (window.sidebar)
    {
       window.sidebar.addPanel(title, url, "");
    }
}
//设为首页
function setHomepage(url)
{
  if (document.all)
    {
        document.body.style.behavior='url(#default#homepage)';
        document.body.setHomePage(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',url);
 }
}

jQuery.fn.extend({"followTC":function(){
	var _self = this;
	var pos={"top":"230px"}; //层的绝对定位位置
	
	/*FF和IE7可以通过position:fixed来定位，*/
	_self.css({"position":"fixed","z-index":"998"}).css(pos);
	/*ie6需要动态设置距顶端高度top.*/
	if($.browser.msie && $.browser.version == 6){
        _self.css({'position':'absolute',"top":"230px"});		
        $(window).scroll(function(){_self.css('top',$(window).scrollTop() + 230 + "px")});	
	}
	return _self;  //返回this，使方法可链。
	}
});

jQuery.fn.extend({"followXC":function(){
	var _self = this;
	var pos={"top":"120px","right":"0px"}; //层的绝对定位位置

	/*FF和IE7可以通过position:fixed来定位，*/
	_self.css({"position":"fixed","z-index":"997"}).css(pos);
	/*ie6需要动态设置距顶端高度top.*/
	if($.browser.msie && $.browser.version == 6){
        _self.css({'position':'absolute',"top":"120px","right":"0px"});		
        $(window).scroll(function(){_self.css('top',$(window).scrollTop() + 120 + "px")});	
	}
	return _self;  //返回this，使方法可链。
	}
});

//关闭弹出窗口
function CloseTC(){$("#tanchu").fadeOut("slow");}
function ShowChang(){$("#big").hide(300);$("#sma").show(300);}
function HideChang(){$("#big").show(300);$("#sma").hide(300);}