$(document).ready(function() {
//////全局导航弹出
	
	$(".nav li").hover(function(){
			$(this).children("div.sub_con").fadein();
			$(this).children("a.toplink").addclass("ahover");
			}, function() {
			$(this).children("div.sub_con").fadeout();
			$(this).children("a.toplink").removeclass("ahover");
	});
 
});

/////////*banner轮播图*/
jquery(function ($) {
    if ($(".slide-pic").length > 0) {
        var defaultopts = { interval: 5000, fadeintime: 300, fadeouttime: 200 };
        var _titles = $("ul.slide-txt li");
        var _titles_bg = $("ul.op li");
        var _bodies = $("ul.slide-pic li");
        var _count = _titles.length;
        var _current = 0;
        var _intervalid = null;
        var stop = function () { window.clearinterval(_intervalid); };
        var slide = function (opts) {
            if (opts) {
                _current = opts.current || 0;
            } else {
                _current = (_current >= (_count - 1)) ? 0 : (++_current);
            };
            _bodies.filter(":visible").fadeout(defaultopts.fadeouttime, function () {
                _bodies.eq(_current).fadein(defaultopts.fadeintime);
                _bodies.removeclass("cur").eq(_current).addclass("cur");
            });
            _titles.removeclass("cur").eq(_current).addclass("cur");
            _titles_bg.removeclass("cur").eq(_current).addclass("cur");
        };
        var go = function () {
            stop();
            _intervalid = window.setinterval(function () { slide(); }, defaultopts.interval);
        };
        var itemmouseover = function (target, items) {
            stop();
            var i = $.inarray(target, items);
            slide({ current: i });
        };
        _titles.hover(function () { if ($(this).attr('class') != 'cur') { itemmouseover(this, _titles); } else { stop(); } }, go);
        _bodies.hover(stop, go);
        go();
    }
});

////////图片无间断向左滚动
var speed=20;
var tab=document.getelementbyid("demo");
var tab1=document.getelementbyid("demo1");
var tab2=document.getelementbyid("demo2");
tab2.innerhtml=tab1.innerhtml;
function marquee(){
if(tab2.offsetwidth-tab.scrollleft<=0)
tab.scrollleft-=tab1.offsetwidth
else{
tab.scrollleft++;
}
}
var mymar=setinterval(marquee,speed);
tab.onmouseover=function() {clearinterval(mymar)};
tab.onmouseout=function() {mymar=setinterval(marquee,speed)};