/* --------------------------
AUTHOR : Zechen Liu 
email:   lynn.liuzechen@gmail.com
Copyrights by BGI 
----------------------------*/


function CheckBrowser()
{
    //检测浏览器版本 设置兼容性
    var browser=navigator.appName;
    var b_version=navigator.appVersion;
    var version=parseFloat(b_version);

    if(browser == "Netscape")
    {
        //alert("Browser name: "+ browser);
        var contentObj = document.getElementById("content");
        //alert(contentObj);
        contentObj.style.height = "630px"; 
    }
    else if(browser == "Microsoft Internet Explorer")
    {
        //alert("Browser name: "+ browser);
        var contentObj = document.getElementById("content");
    }    

    
}

var SubMenu = document.getElementById("menuSub");

//document.all("menuSub").style.visibility = "hidden";

function subMenu(menu)
{
    var divObj = document.getElementById("su");          //div元素  
    //var menuliObj = document.getElementById("menuli");   //menu li 元素
    
    //根据menu li 元素定位div
    //divObj.style.top = menu.offsetTop + menu.offsetHeight; 
    //divObj.style.left = menu.offsetLeft;
    divObj.style.display = "block";
    
    //alert(divObj.style.top);
}
function subMenuHid(menu)
{
    var divObj = document.getElementById("su");          //div元素  隐藏菜单
    divObj.style.display = "none";
}
function Show(obj)
{
 var o=document.getElementById("hotel");
 var chk=document.getElementsByName("chkHotel")
 if(chk[0].checked==true)
 {
  o.style.display="block";
 }
 else
 {
  o.style.display="none";
 }
}
function y2k(number) { return (number < 1000) ? number + 1900 : number; } 
function DateDiff(date1,date2) { 
    var difference = 
        Date.UTC(y2k(date1.getYear()),date1.getMonth(),date1.getDate(),0,0,0) 
      - Date.UTC(y2k(date2.getYear()),date2.getMonth(),date2.getDate(),0,0,0); 
    return difference/1000/60/60/24; 
}