function getCurYear(){
    return document.write(new Date().getFullYear());
}
//检查浏览器
function checkFirefoxOrIE(){
    userAgent=window.navigator.appName;
   
    if(userAgent.indexOf("Microsoft")>=0){
        return true;
    }
    else {
        return false;
    }
}

//菜单
var curid=1;
var t;
function moreLink(id){
   
   if (t) clearTimeout(t);
   if(curid!=id){
       $(".nav"+curid)[0].style.display="none";
       $(".nav"+curid)[1].style.display="none";
   }
   curid = id;
    $(".nav"+id)[0].style.display="block";
    $(".nav"+id)[1].style.display="block";
    $(".nav"+id)[1].onmouseover = function(){
        if(t) clearTimeout(t);
    }
    $(".nav"+id)[1].onmouseout = function(){hidden(id,1)};

   
}

function hidden(id,type){
    
    if(0==type)
        t = setTimeout(function(){$(".nav"+id)[0].style.display="none";$(".nav"+id)[1].style.display="none";},300);
        
    else{
    
        if (t) clearTimeout(t);
        //if(moreHidden(id)){
            
        t = setTimeout(function(){$(".nav"+id)[0].style.display="none";$(".nav"+id)[1].style.display="none";},200);
        //}
            
        
    }
}

//获取鼠标位置
/*
var xPos; 
var yPos; 
function getMousePosition(evt){      
    evt=evt || window.event;     
    if(evt.pageX){          
        xPos=evt.pageX;          
        yPos=evt.pageY;      
    } 
    else {          
        xPos=evt.clientX+document.body.scrollLeft-document.body.clientLeft;          
        yPos=evt.clientY+document.body.scrollTop-document.body.clientTop;      
    } 
    
}


//判断是否移除
function moreHidden(id){
    var divleft,divTop,nav_m_left,nav_m_top;
    divleft = $(".nav"+id)[0].offsetLeft;
    divTop = $(".nav"+id)[0].offsetTop;
    nav_m_left = $("#nav_m")[0].offsetLeft;
    nav_m_top = $("#nav_m")[0].offsetTop;
    
    var curleft = parseInt(divleft) + parseInt(nav_m_left);
    var curtop = parseInt(divTop) + parseInt(nav_m_top);
    var curright = curleft + parseInt($(".nav"+id).width());
    var curdown = curtop + parseInt($(".nav"+id).height());
    $(".nav"+id).mouseout(function(e){getMousePosition(e)});
    
    var flag1 = xPos>curleft&&xPos<curright;
    var flag2 = yPos>curtop&&yPos<curdown;
    if(flag1&&flag2){
        return false;
       
    }else{
        return true;
    }
}
*/