bindEvent();

function bindEvent() {
    // 娴姩渚ф爮瀹氶珮搴
    var fixedLeftBar = $('.fixed_left_bar').get(0);
    if(fixedLeftBar) {
        var winHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
        var minHeight = winHeight - 110;
        fixedLeftBar.style.height = minHeight + 'px';
    }
}

$(function(){
    
    var $bottomTools = $('.bottom_tools');
    var scrollIcon = $("#scrollUp");
    var t = 0;
    
    $(window).scroll(function () {
        var scrollHeight = $(document).height();
        var scrollTop = $(window).scrollTop();
        var $windowHeight = $(window).innerHeight();
        
        if (scrollTop > $windowHeight)
        {
                scrollIcon.fadeIn(200).css("display","block");
                clearTimeout(t);
                t = setTimeout(function(){scrollIcon.fadeOut(600)},4000);
        } else {
            scrollIcon.fadeOut(200);
        }

        $bottomTools.css("bottom", scrollHeight - scrollTop > $windowHeight ? 40 : $windowHeight + scrollTop + 40 - scrollHeight);
    });
    
    $('#scrollUp').click(function (e) {
        e.preventDefault();
        $('html,body').animate({ scrollTop:0}, 500);
    });    
});



//// 鍒ゆ柇甯﹀乏渚ф爮鐨勯〉闈㈢被鍒
//var caseType = parseInt(getQueryVariable('type'));
//var leftBtns = $('.left_btns a');
//if(caseType) {
//    $('.left_btns a').eq(caseType - 1).addClass('active');
//} else {
//    $('.left_btns a').eq(0).addClass('active');
//}

var IEVersion = getIEVersion();
if(IEVersion && IEVersion < 9) {
    $('.label_btns a:last-child').css({'margin-right': '0'});
}


// 鑾峰彇IE鐗堟湰
function getIEVersion() {
    var userAgent = navigator.userAgent; //鍙栧緱娴忚鍣ㄧ殑userAgent瀛楃涓
    var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1; //鍒ゆ柇鏄惁IE娴忚鍣
    if (isIE) {
        var reIE = new RegExp("MSIE (\\d+\\.\\d+);");
        reIE.test(userAgent);
        var fIEVersion = parseFloat(RegExp["$1"]);
        if (fIEVersion == 7) { return 7; }
        else if (fIEVersion == 8) { return 8; }
        else if (fIEVersion == 9) { return 9; }
        else if (fIEVersion == 10) { return 10; }
        else if (fIEVersion == 11) { return 11; }
        else { return 0 }//IE鐗堟湰杩囦綆
    }
}

// 鑾峰彇url鍙傛暟鏂规硶
function getQueryVariable(variable) {
    var query = window.location.search.substring(1);
    var vars = query.split("&");
    for (var i=0;i<vars.length;i++) {
            var pair = vars[i].split("=");
            if(pair[0] == variable){return pair[1];}
    }
    return(false);
}