//换验证码
//换一张验证码
function changecode(id,code)
{
    document.getElementById(id).src=code+"?id="+Math.random();
}
//去flash的虚边框
function showFlash(d,u,w,h,p,r,v){
var o=document.getElementById(d);
p=(!p)?'Transparent':'Opaque';
r=(!r)?true:false;
v=(!v)?'':v;
if (o!=null)
{
o.innerHTML='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="'+w+'" height="'+h+'"><param name="movie" value="'+u+'"><param name="wmode" value="'+p+'"><param name="menu" value="'+r+'"><param name="flashvars" value="'+v+'"><embed src="'+u+'" width="'+w+'" height="'+h+'" wmode="'+p+'" flashvars="'+v+'" menu="'+r+'" type="application/x-shockwave-flash"></embed></object>';
}
}

//设为主页
function SetHome(url){
    var obj=document.getElementById("indexpage");
    try{
        obj.style.behavior='url(#default#homepage)';obj.setHomePage(url);
    }
    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]的值设置为'true',双击即可。");
        }
        var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
        prefs.setCharPref('browser.startup.homepage',url);
        }
    }
}
//添加到收藏夹
function AddFavorite(name,url)
{
    try
    {
        window.external.addFavorite(url, name);
    }
    catch (e)
    {
        try
        {
            window.sidebar.addPanel(name, url, "");
        }
        catch (e)
        {
            alert("加入收藏失败，请使用Ctrl+D进行添加");
        }
    }
}
/*公告自动上滚*/
function start_notice()
{
	var settime;
	var interval=5000;
	var obj=$("#notice");
	obj.hover(function(){clearInterval(settime);},
	function(){
		settime=setInterval(function(){
			var first_li=obj.find("li:first");
			var first_li_h=first_li.height();
			first_li.animate({marginTop:-first_li_h+'px'},600,function(){
				first_li.css('marginTop',0).appendTo(obj);	
			});
		},interval);
	}).trigger('mouseleave');
}
/*底端图片左滚*/
function start_scrollleft()
{
	var lis=$("ul#scrollleft");
	var _settime;
	var _interval=2000;
	lis.hover(function(){
		clearInterval(_settime);
	},function(){
		_settime=setInterval(function(){
			var f_li=lis.find("li:first");
			var w=f_li.width();
			f_li.animate({marginLeft:-w+'px'},600,function(){
				f_li.css('marginLeft',0).appendTo(lis);
			});
		},_interval);
	}).trigger('mouseleave');
}
/*底端图片左滚一屏*/
function scrollLeft4()
{
	var obj=$("ul#scrollleft");
	var w=obj.parent().width()+45;
	obj.animate({marginLeft:-w+'px'},800,function(){
		obj.css('marginLeft',0);
		obj.find("li:lt(5)").appendTo(obj);					  
	});
}
/*底端图片右滚一屏*/
function scrolRight4()
{
	var obj=$("ul#scrollleft");
	var w=obj.parent().width()+45;
	obj.animate({marginLeft:w+'px'},800,function(){
		obj.css('marginLeft',0);	
		var n=obj.find("li").length;
		obj.find("li").slice(n-5,n).prependTo(obj);	 
	});
}
/*菜单栏物效*/
function menustart()
{
	var _menu=$(".top_2_m");
	_menu.find("dt").each(function(i){
		$(this).hover(function(){
			$(this).next().css('display','block');				   
		},function(){
			$(this).next().css('display','none');	
		});							   
	});
	_menu.find("dd").each(function(i){
		$(this).hover(function(){
			$(this).css('display','block');				   
		},function(){
			$(this).css('display','none');	
		});							   
	});
}
$(document).ready(function(){
	try{start_notice()}catch(e){}
	try{start_scrollleft()}catch(e){}
	try{menustart()}catch(e){}
	try
	{
		var h=$('#main').height();
		if(h<500)
		{
			$('#main').css("height","500px");
		}
	}catch(e)
	{}		  
});