// JavaScript Document
// tab切换

function $i(id){
    return document.getElementById(id);
}

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('li');
    var _this = this;
    for (var i = 0; i < this.tabs.length; i++) {
        this.tabs[i].onmouseover = function(e){
            _this.pause = true;
            var ev = !e ? window.event : e;
            _this.start(ev, false, null);
        };
        
        this.tabs[i].onmouseout = function(){
            _this.pause = false;
        };
        
        try {
            $i(this.tabs[i].id + '_body_1').onmouseover = function(){
                _this.pause = true;
            };
            
            $i(this.tabs[i].id + '_body_1').onmouseout = function(){
                _this.pause = false;
            };
        } 
        catch (e) {
        }		
    }
    //prev next按钮
    if ($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 = e.target ? e.target : e.srcElement;
                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 += " current";
                try {
                    //alert(_this.tabs[i].id);
                    $i(_this.tabs[i].id + '_body_1').style.display = "block";
                } 
                catch (e) {
                }
				if(_this.tabs[i].id == "banners_1"){
					_this.tabs[i].className += " first_cur";
				}
            }
            else {
                //_this.tabs[i].className = _this.tabs[i].className.replace(/current/ig,"");
				if(_this.tabs[i].id == "banners_1"){
					_this.tabs[i].className= " firstbg";
				}else{				
				_this.tabs[i].className = "";
				}
                try {
                    $i(_this.tabs[i].id + '_body_1').style.display = "none";
                } 
                catch (e) {
                }
            }
        }
        _this.nexttb = parseInt(tb[tb.length - 1]) >= _this.tabs.length ? 1 : parseInt(tb[tb.length - 1]) + 1;
    };
}
var banners,wsite_run;
function init_load(){
    if ($i('banners')) {
        banners = new tabswitch('banners', {});
        setInterval("banners.start(null, null, 1);", 3000);
    }
	if($i('tbk_wsite_scroll')){
	    wsite_run=new simpleSideScroll('tbk_wsite_scroll','tbk_wsite_scroll_ul',{start_delay:3000, speed: 23, delay:3000, scrollItemCount:1},'left')
	    wsite_run.init();
	}

}
if (window.attachEvent) {
    window.attachEvent("onload", init_load);
}
else 
    if (window.addEventListener) {
        window.addEventListener("load", init_load, false);
    }