var navid="";
var navid1="";
var navid2="";

var $d = document;
function $i(s){return $d.getElementById(s);}

function cdisplay(elm,elms) {
	$i("d_"+elm).className="product_siderght_tab1";
	$i("c_"+elm).style.display="";
	var arr=elms.split(",");
	for (i=0;i<arr.length ;i++) {
        	$i("d_"+arr[i]).className="product_siderght_tab1a";
        	$i("c_"+arr[i]).style.display="none";
    	}
}

function setLeftNavCss(elm) {
	var nodes=$i(elm).childNodes;
	var j=0;
	for (i=0;i<nodes.length ;i++) {
		if (nodes[i].className=="") {
			if(j % 2==0) nodes[i].className="left1_12"; else nodes[i].className="left1_13";
			j++;
	        } else j=0;
    	}
}

function setLeftNavSelectedNodeCss(elm) {
	var el=$i(elm); 
	if(el!=null) {
		el.style.backgroundColor="#ffefe5";
	}
}

var _jsc = {};

_jsc.client = (function(){	
	var t = {};
	var b = navigator.userAgent.toLowerCase();
	t.isOpera = (b.indexOf('opera') > -1);
	t.isIE = (!t.isOpera && b.indexOf('msie') > -1);
	t.isFF = (!t.isOpera &&!t.isIE&&b.indexOf('firefox') > -1);
	return t;
})();

_jsc.util = (function(){
	var t = {};
	t.addEvent = function(o,c,h){
		if(_jsc.client.isIE){
			o.attachEvent('on'+c,h);
		}else{
			o.addEventListener(c,h,false);
		}
		return true;
	};
	return t;
})();

_jsc.evt = (function(){
	var t = {};
	t.gTar = function(oe){
		if(_jsc.client.isIE){
			return oe.srcElement;
		}else{
			return oe.target;
		}
	};
	return t;
})();

function tabswitch(c, config){
	this.config = config ? config : {start_delay:3000, delay:1500};
	this.container = $i(c);
	this.pause = false;
	this.nexttb = 1;
	this.tabs = this.container.getElementsByTagName('dt');
	var _this = this;
	if(this.tabs.length<1)this.tabs = this.container.getElementsByTagName('li');
	for(var i = 0; i < this.tabs.length; i++){
		var _ec = this.tabs[i].getElementsByTagName('span');
		if(_ec.length<1)_ec = this.tabs[i].getElementsByTagName('a');
		if(_ec.length<1){
			_ec = this.tabs[i]
		}else{
			_ec = _ec[0];
		}
		_ec.onmouseover = function(e) {
			_this.pause = true;
			var ev = !e ? window.event : e;
			_this.start(ev, false, null);
		};
		
		_ec.onmouseout = function() {
			_this.pause = false;
		};
		
		try{
			$i(this.tabs[i].id + '_body_1').onmouseover = function(){
				_this.pause = true;
			};
			
			$i(this.tabs[i].id + '_body_1').onmouseout = function(){
				_this.pause = false;
			};
		}catch(e){}
	}

	if ($i(c + '_sts')) {
		var _sts = $i(c + '_sts');
		var _step = _sts.getElementsByTagName('li');
		if(_step.length<1)_step = _sts.getElementsByTagName('div');
		_step[0].onclick = function() {
			if (_this.tabs[_this.tabs.length-1].className.indexOf('current') > -1) {
				_this.nexttb = _this.tabs.length + 1;
			};
			_this.nexttb = _this.nexttb - 2 < 1 ? _this.tabs.length : _this.nexttb - 2;
			//alert(_this.nexttb);
			_this.start(null, null, _this.nexttb);
		};
		
		_step[1].onclick = function() {
			_this.nexttb = _this.nexttb < 1 ? 1 : _this.nexttb;
			_this.start(null, null, _this.nexttb);
		};
	};
	
	this.start = function(e, r, n){
		if(_this.pause && !e)return;
		if(r){
			curr_tab = $i(_this.container.id + '_' + rand(4));
		}else{
			if(n){
				//alert(_this.container.id + '_' + _this.nexttb);
				curr_tab = $i(_this.container.id + '_' + _this.nexttb);
			}else{
				curr_tab = _jsc.evt.gTar(e);
				if(curr_tab.id=="")curr_tab = curr_tab.parentNode;
			}
		}
		
		var tb = curr_tab.id.split("_");
		for(var i = 0; i < _this.tabs.length; i++){
			if(_this.tabs[i]==curr_tab){
				_this.tabs[i].className="hot Selected current";
				try{
					//alert(_this.tabs[i].id);
					$i(_this.tabs[i].id + '_body_1').style.display = "block";
				}catch(e){}
			}else{
				_this.tabs[i].className="";
				try{
					$i(_this.tabs[i].id + '_body_1').style.display = "none";
				}catch(e){}
			}
		}
		_this.nexttb = parseInt(tb[tb.length-1]) >= _this.tabs.length ? 1 : parseInt(tb[tb.length-1]) + 1;
	};
}

function init_imh () {
	var _lis = document.getElementsByTagName('li');
	for (var i=0;i<_lis.length;i++) {
		if (_lis[i].getAttribute('jpe') == 'linkto:a') {
			_lis[i].onclick = function(e) {
				var ev = !e ? window.event : e;
				var _target = _jsc.evt.gTar(ev);
				while (_target.tagName.toLowerCase() != 'li') {
					_target = _target.parentNode;
				}
				location.href = _target.getElementsByTagName('a')[0].getAttribute('href');
				return false;
			};
		}
	}
}

var banners, new_trans, super_rec, crazy_buy, star,bargain_scroll,buy_ok_div;
_jsc.util.addEvent(window, 'load', function() {
		if ($i('banners')) {	
			banners = new tabswitch('banners', {});
			setInterval("banners.start(null, null, 1);", 3000);
		}
		
});

function MarqueeLeft(elm,elm1,elm2){
	var speed=40;
	var demo2=$i(elm2);
	var demo1=$i(elm1);
	var demo=$i(elm);

	function MarqLeft(){
	    if(demo1.offsetWidth-demo2.offsetWidth-demo.scrollLeft<=0)
	        demo.scrollLeft=0;
	    else
	        demo.scrollLeft++;
	}
	var MyMar=setInterval(MarqLeft,speed);
	demo.onmouseover=function() {clearInterval(MyMar);}
	demo.onmouseout=function() {MyMar=setInterval(MarqLeft,speed);}
}

function MarqueeTop(elm,elm1,elm2){
    var speed=100;
	var demo2=$i(elm2);
	var demo1=$i(elm1);
	var demo=$i(elm);
	
    demo2.innerHTML=demo1.innerHTML;
    function MarqTop(){
	    if(demo2.offsetHeight-demo.scrollTop<=0)
		    demo.scrollTop-=demo1.offsetHeight
	    else{
		    demo.scrollTop++;
	    }
    }
    var MyMar=setInterval(MarqTop,speed);
    demo.onmouseover=function() {clearInterval(MyMar)};
    demo.onmouseout=function() {MyMar=setInterval(MarqTop,speed)};
}

function scrollx(layerName,side,top) {
    var divobj = document.getElementById(layerName);
    var x = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft || 0;
    var y = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0;
    var t = document.documentElement.offsetWidth ||
    document.body.offsetWidth || 0;
    var objW = divobj.style.width;
    objW = objW.replace("px","");
    x = x + t - 20 - parseInt(objW);
    y = y + top;
    divobj.style.position = 'absolute';
    divobj.style.top = y+'px';
    if(side == "right") divobj.style.left = x+'px';
        divobj.style.visibility = 'visible';
    setTimeout("scrollx('"+layerName+"','"+side+"',"+top+");", 20);
}

function eonfocus(o,v){
    if(o.value == v)
        o.value = "";
}
function eonblur(o,v){
    if(o.value == "")
        o.value = v;
}
function postemail(form){
	if(form.qq.value.search(/^[1-9][0-9]{4,}$/)==-1){
		alert("请输入正确的QQ!");form.qq.focus();return false;
	}
	if(form.email.value.search(/^([-_A-Za-z0-9\.]+)@([_A-Za-z0-9]+\.)+[A-Za-z0-9]{2,3}$/)==-1){
		alert("请输入正确的邮箱地址!");form.email.focus();return false;
	}
	return true;
}