var $ = function(v){return document.getElementById(v);}
//图片滚动开始
var stopscroll = false;
var scrollupflag=true;
var scrollElem;
var leftElem;
var currentTop = 0; 
var preTop;
var scrollspeed=30;//滚动速度
var isIE=document.all? true:false;

 var Sys = {};
        var ua = navigator.userAgent.toLowerCase();
        if (window.ActiveXObject)
             Sys.ie = ua.match(/msie ([\d.]+)/)[1]
        else if (document.getBoxObjectFor)
             Sys.firefox = ua.match(/firefox\/([\d.]+)/)[1]
        else if (window.MessageEvent && !document.getBoxObjectFor)
             Sys.chrome = ua.match(/chrome\/([\d.]+)/)[1]
        else if (window.opera)
             Sys.opera = ua.match(/opera.([\d.]+)/)[1]
        else if (window.openDatabase)
             Sys.safari = ua.match(/version\/([\d.]+)/)[1];
        


function init_srolltext(){
    scrollElem=document.getElementById("andyscroll");
    if( scrollElem!=null)
    {
        scrollElem.onmouseover = new Function('stopscroll = true');
        scrollElem.onmouseout  = new Function('stopscroll = false');
        scrollElem.scrollLeft = 0;
        leftElem = document.getElementById("scrollmessage");
        
        if(scrollElem.clientWidth>scrollElem.clientHeight){                
            preTop =document.getElementById("sdf").offsetWidth-scrollElem.clientWidth+10;
            setInterval('scrollleft()',scrollspeed);
        }else{
            preTop =leftElem.offsetHeight-scrollElem.clientHeight+10;
            setInterval('scrollUp()',scrollspeed);
        }
    }         
}
function scrollUp(){
    if(stopscroll) return;             
    if(scrollupflag){
        currentTop += 1;　　                     
        if(currentTop> preTop)
            scrollupflag=false;　　                     
        scrollElem.scrollTop =currentTop;
    }else{
        currentTop -= 1;
        if(currentTop<0)
            scrollupflag=true;　　                     
        scrollElem.scrollTop=currentTop;
    }
}         
function scrollleft(){
    if(stopscroll) return;             
    if(scrollupflag){
        currentTop += 1;　　                     
        if(currentTop> preTop)
            scrollupflag=false;　　                     
        scrollElem.scrollLeft =currentTop;
    }else{
        currentTop -= 1;
        if(currentTop<0)
            scrollupflag=true;　　                     
        scrollElem.scrollLeft=currentTop;
    }
}//图片滚动结束


//显示菜单图片简介
function menuover(event,imgurl,content){
    var ei=document.getElementById("menuimgdiv");
    if(ei==null) ei=createDiv();
    event = event || window.event;
	if(imgurl.length==0&&content.length==0) return false;
    ei.style.display = "block";
	if(imgurl.length>0)
		ei.innerHTML = '<img src="' + imgurl + '" />';
	if(content.length>0)
		ei.innerHTML+='<h5>'+content+'</h5>';
	
	var ch;
	if(Sys.opera) ch=document.documentElement.clientHeight;
	else ch=document.body.clientHeight;

	if( ei.offsetHeight + document.documentElement.scrollTop + event.clientY + 10 >ch )
		ei.style.top=document.documentElement.scrollTop + event.clientY - ei.offsetHeight+ "px";
    else 
    	ei.style.top  = document.documentElement.scrollTop + event.clientY + 10 + "px";
    ei.style.left = document.documentElement.scrollLeft + event.clientX + 10 + "px";
}
function menuout(){
    var ei=document.getElementById("menuimgdiv");
    if(ei==null) 
    {    
    	return;
    }
    else
    {
    	ei.innerHTML = "";
    	ei.style.display = "none";
    }
}

/*定时跳转*/
function DelayJump(url,time){
	if(url.length>0&&time>0)
		setTimeout("location.href='"+url+"';",time);		
}

//调用函数开始=======================================================================================
if (document.all){
	window.attachEvent('onload',init);//IE中
}else{
	window.addEventListener('load',init,false);//firefox
}

function getPageScroll(){
			var yScroll;
			if (self.pageYOffset) {
			    yScroll = self.pageYOffset;
			}else if (document.documentElement && document.documentElement.scrollTop){
			    yScroll = document.documentElement.scrollTop;
		    }else if (document.body) {
		        yScroll = document.body.scrollTop;
		    }
			return yScroll;
}

function mymove()
{
    var a=getPageScroll()+window.screen.availHeight-document.getElementById("menuindex").clientHeight-150;
    document.getElementById("menuindex").style.top=a+'px';
    setTimeout("mymove();",100);
}

function changeView(status){
  if(status==true){
    var margintop=document.getElementById("menuindex").offsetTop;
    var width=500;
    if(isIE){
        width=document.getElementById("menuindex").offsetWidth;
    }
    else{
        width=document.getElementById("menuindex").clientWidth;
    }
    document.getElementById("menuindex").className='followindex clearfix';
    document.getElementById("menuindex").style.width=width+'px';
    mymove();
  }
  else{
    document.getElementById("menuindex").className='';
  }
}

function handoff(objname){
	var obj=document.getElementById(objname);
	if(obj.className=="title")
		obj.className="title_close";
	else
		obj.className="title";
}

function init(){
    init_srolltext();
    
    var musicLayer=document.getElementById("musicControl");     
    if(musicLayer!=null)
    {
        setInterval('document.getElementById("musicControl").style.bottom="0px";',300);
    }    
}

function createDiv(){
    ei = document.createElement( "div");
    ei.setAttribute( "id", "menuimgdiv");
    document.body.appendChild(ei);
    return ei;
}
function outPutMusic(musicPageUrl)
{
    var mdiv=document.createElement('div');
    mdiv.setAttribute('id','musicControl');
    mdiv.innerHTML='<input type="checkbox" id="musicCtrlBox" onclick="toggleMusic()" /><span id="musicCtrlStatus"></span>';
        
    if (document.all)
    {
	    window.attachEvent('onload',function(){_appendMusicRel(mdiv);});//IE中
    }
    else
    {
	    window.addEventListener('load',function(){_appendMusicRel(mdiv);},false);//firefox
    }
	
}
function _appendMusicRel(obj)
{
    document.body.appendChild(obj);
    
    document.getElementById('musicControl').className='musicctrldiv';
    if(isMusicEnable())
	{   
	    document.getElementById('musicCtrlStatus').innerHTML='Music On';
	    document.getElementById('musicCtrlBox').checked=true;
	    _appendMusicIframe();
	}
	else
	{
	    document.getElementById('musicCtrlBox').checked=false;
	    document.getElementById('musicCtrlStatus').innerHTML='Music Off';
	}
}
function _appendMusicIframe()
{
    var iframe=document.createElement('iframe');
            iframe.setAttribute('id','musicframe');
            iframe.setAttribute('scrolling','no');
            iframe.setAttribute('frameborder',0);
            iframe.setAttribute('allowTransparency','true');            
            iframe.setAttribute('marginheight',0);
            iframe.setAttribute('marginwidth',0);
            iframe.setAttribute('src',musicPageUrl);
            document.body.appendChild(iframe);
}
function isMusicEnable()
{
    var st=getCookie('musicdisable');
    return playmusic && (st==undefined || st!=1);
}
function toggleMusic()
{
    var cb=document.getElementById('musicCtrlBox');

    if(cb.checked)
    {
        enableMusic();
        var musicNode=document.getElementById('musicframe');
        if(musicNode==null || musicNode==undefined)
        {
            _appendMusicIframe();
        }
    }
    else
    {
        disableMusic();
    }
}
function enableMusic()
{
    addCookie('musicdisable','false');
    document.getElementById('musicCtrlStatus').innerHTML='Music On';
}
function disableMusic()
{
    addCookie('musicdisable',1);
    document.getElementById('musicCtrlStatus').innerHTML='Music Off';
    var musicNode=document.getElementById('musicframe');
    musicNode.parentNode.removeChild(musicNode); 
}
function addCookie(objName,objValue,objHours){//添加cookie
    var str = objName + "=" + escape(objValue);
    if(objHours > 0){//为0时不设定过期时间，浏览器关闭时cookie自动消失
        var date = new Date();
        var ms = objHours*3600*1000;
        date.setTime(date.getTime() + ms);
        str += "; expires=" + date.toGMTString();
    }
    document.cookie = str;
}

function getCookie(objName){//获取指定名称的cookie的值
    var arrStr = document.cookie.split("; ");
    for(var i = 0;i < arrStr.length;i ++){
        var temp = arrStr[i].split("=");
        if(temp[0] == objName) return unescape(temp[1]);
    }
}
//===================================================================================================

function GetUrlAct(){
	var url,actindex,actword,act;
	url=window.location.href;
	if(url.substring(url.length)=='/')
		url=url.substring(0,url.length-1);
	actindex=url.lastIndexOf('/')+1;
	actword=url.substring(actindex,url.length).toLowerCase();
	switch(actword){
		case 'menu':act=2;break;
		case 'environment':act=3;break;
		case 'map':act=4;break;
		case 'coupon':act=5;break;
		case 'contact':act=6;break;
		case 'culture':act=7;break;
		default:act=1;
	}
	return act;
}

//获取URL参数
function GetUrlParms(parms)    
{
    var args=new Object();   
    var query=location.search.substring(1);
    var pairs=query.split("&"); 
    for(var i=0;i<pairs.length;i++)   
    {   
        var pos=pairs[i].indexOf('=');   
        if(pos==-1)   continue;
		if(pairs[i].substring(0,pos)==parms)
			return unescape(pairs[i].substring(pos+1));
    }
    return args;
}

//控制图片大小  obj=对象,w=最大宽度
function thumbimg(obj,w){
        //eval('var obj=document.getElementById("'+objname+'");');
        if(obj.width>w)obj.width=w;
}

//判断是否选择Coupon
function check_couponform(){
	var theNum=0;
	for(var i=0;i<document.getElementsByName("coup[]").length;i++){
		if(document.getElementsByName("coup[]")[i].checked) theNum++; 
	}
	for(var i=0;i<document.getElementsByName("coup_t[]").length;i++){
		if(document.getElementsByName("coup_t[]")[i].checked) theNum++; 
	}
	for(var i=0;i<document.getElementsByName("coup_r[]").length;i++){
		if(document.getElementsByName("coup_r[]")[i].checked) theNum++; 
	}
	if(theNum==0){
		alert("Please choose coupon!");
		return false;
	}
}
//检查Contact表单
function check_add_contact(){
	firstname=document.contact.F_FirstName.value;
	lastname=document.contact.F_LastName.value;
	organname=document.contact.F_OrganizationName.value;
	address=document.contact.F_StreetAddress.value;
	city=document.contact.F_City.value;
	state=document.contact.F_State.value;
	zip=document.contact.F_ZipCode.value;
	phone=document.contact.F_Phone1.value;
	subject=document.contact.F_UserSubject.value;
	message=document.contact.F_TextField1.value;
    validate=document.contact.validate.value;
	if(firstname==""){
			alert("Please enter your First name!");
			document.contact.F_FirstName.focus();
			return false;
		}
	if(lastname==""){
			alert("Please enter your Last name!");
			document.contact.F_LastName.focus();
			return false;
		}
	if(organname==""){
			alert("Please enter your Organization name!");
			document.contact.F_OrganizationName.focus();
			return false;
		}
	if(address==""){
			alert("Please enter the Street address!");
			document.contact.F_StreetAddress.focus();
			return false;
		}
	if(city==""){
			alert("Please enter the Town/City!");
			document.contact.F_City.focus();
			return false;
		}
	if(state==""){
			alert("Please enter the State/Province!");
			document.contact.F_State.focus();
			return false;
		}
	if(zip==""){
			alert("Please enter the Postal/Zip code!");
			document.contact.F_ZipCode.focus();
			return false;
		}
	if(phone==""){
			var patrn=/^[0-9]{10}$/;
			if(!patrn.exec(phone)) {
			alert("Please enter the Work phone number!");
			document.contact.F_Phone1.focus();
			return false;
		}
	}
	if(subject==""){
			alert("Please enter the Subject!");
			document.contact.F_UserSubject.focus();
			return false;
		}		
	if(message==""){
			alert("Please enter the Message!");
			document.contact.F_TextField1.focus();
			return false;
		}		
	if(validate==""){
			alert("Please enter the correct confirmation code!");
			document.contact.validate.focus();
			return false;
		}	
	return true;

}