//菜单使用函数开始

//Chrome Drop Down Menu- Author: Dynamic Drive (http://www.dynamicdrive.com)
//Last updated: Jan 1st, 06'

var cssdropdown={
disappeardelay: 250, //set delay in miliseconds before menu disappears onmouseout

//No need to edit beyond here////////////////////////
dropmenuobj: null, ie: document.all, firefox: document.getElementById&&!document.all,

getposOffset:function(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
},

showhide:function(obj, e, visible, hidden){
if (this.ie || this.firefox)
this.dropmenuobj.style.left=this.dropmenuobj.style.top="-500px"
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
obj.visibility=hidden
},

iecompattest:function(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
},

clearbrowseredge:function(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=this.ie && !window.opera? this.iecompattest().scrollLeft+this.iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetWidth
if (windowedge-this.dropmenuobj.x < this.dropmenuobj.contentmeasure)  //move menu to the left?
edgeoffset=this.dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var topedge=this.ie && !window.opera? this.iecompattest().scrollTop : window.pageYOffset
var windowedge=this.ie && !window.opera? this.iecompattest().scrollTop+this.iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetHeight
if (windowedge-this.dropmenuobj.y < this.dropmenuobj.contentmeasure){ //move up?
edgeoffset=this.dropmenuobj.contentmeasure+obj.offsetHeight
if ((this.dropmenuobj.y-topedge)<this.dropmenuobj.contentmeasure) //up no good either?
edgeoffset=this.dropmenuobj.y+obj.offsetHeight-topedge
}
}
return edgeoffset
},

dropit:function(obj, e, dropmenuID){
if (this.dropmenuobj!=null) //hide previous menu
this.dropmenuobj.style.visibility="hidden"
this.clearhidemenu()
if (this.ie||this.firefox){
obj.onmouseout=function(){cssdropdown.delayhidemenu()}
this.dropmenuobj=document.getElementById(dropmenuID)
this.dropmenuobj.onmouseover=function(){cssdropdown.clearhidemenu()}
this.dropmenuobj.onmouseout=function(){cssdropdown.dynamichide(e)}
this.dropmenuobj.onclick=function(){cssdropdown.delayhidemenu()}
this.showhide(this.dropmenuobj.style, e, "visible", "hidden")
this.dropmenuobj.x=this.getposOffset(obj, "left")
this.dropmenuobj.y=this.getposOffset(obj, "top")
this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")+"px"
this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+1+"px"
}
},

contains_firefox:function(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
},

dynamichide:function(e){
var evtobj=window.event? window.event : e
if (this.ie&&!this.dropmenuobj.contains(evtobj.toElement))
this.delayhidemenu()
else if (this.firefox&&e.currentTarget!= evtobj.relatedTarget&& !this.contains_firefox(evtobj.currentTarget, evtobj.relatedTarget))
this.delayhidemenu()
},

delayhidemenu:function(){
this.delayhide=setTimeout("cssdropdown.dropmenuobj.style.visibility='hidden'",this.disappeardelay)
},

clearhidemenu:function(){
if (this.delayhide!="undefined")
clearTimeout(this.delayhide)
}
}

//菜单使用函数结束


//定义新开窗口显示网页函数 -->

var newWindow = null;
function openWin(theURL,winName,features)
{       
        if (! newWindow || newWindow.closed)
        {
        newWindow = window.open(theURL,winName,features);
        }else
        {
                newWindow.focus();
        }
}

//Function to open pop up window
function winOpener(theURL, winName, scrollbars, resizable, width, height) {
	
	winFeatures = 'left=' + (screen.availWidth-10-width)/2 + ',top=' + (screen.availHeight-30-height)/2 + ',scrollbars=' + scrollbars + ',resizable=' + resizable + ',width=' + width + ',height=' + height + ',toolbar=0,location=0,status=1,menubar=0'
  	window.open(theURL, winName, winFeatures);
}

//Function to open pop up window
function FullwindowOpener(theFullwindowURL, FullwindowName) {
	
		FullwindowFeatures = 'fullscreen,left=0,top=0,scrollbars=1,resizable=0,toolbar=0,location=0,status=0,menubar=0'
  	window.open(theFullwindowURL, FullwindowName, FullwindowFeatures);
}

function resizeImages()
{
if (document.images.length > 0)
{
var imgHeight;
var imgWidth;
for (var loop = 0; loop < document.images.length; loop++)
{
if (document.images[loop].name.substring(0,6) == 'chkImg')
{
imgWidth = document.images[loop].width;
imgHeight = document.images[loop].height;
if (imgWidth > 600)
{
document.images[loop].width = 600 ;
//Proportionalize Height
imgHeight = imgHeight / (imgWidth/600);
document.images[loop].height = imgHeight;
}
}
}
}
}

//结束 -->

//function to change page from option list
function linkURL(URL) {
	if (URL.options[URL.selectedIndex].value != "") self.location.href = URL.options[URL.selectedIndex].value;
	return true;
}


//检查搜索表单的函数
//Check the enquiry form is filled in correctly
function CheckFormSearch () {

	//Initialise variables
	var errorMsg = "";

	//Check for keyword
	if (document.search.keyword.value == ""){
		errorMsg += "\n\t关键词 \t- 搜索内容不能为空\n\t\t  请输入搜索关键词后再试";
	}

	//If there is aproblem with the form then display an error
	if (errorMsg != ""){
		msg = "______________________________________________\n\n";
		msg += "搜索表单填写有误，提交不成功。\n";
		msg += "请修正错误后重新提交。\n";
		msg += "_____________________________________________\n\n";
		msg += "如下项目需做修正：\n";

		errorMsg += alert(msg + errorMsg + "\n");
		return false;
	}

	return true;
}


function addCookie() {　 // 加入收藏夹
    if(confirm("确定要将本站加入收藏夹？")){
        var ua = navigator.userAgent.toLowerCase();
        if(ua.indexOf("msie 8")>-1){
            external.AddToFavoritesBar("http://www.hbsszx.com", "湖北省沙市中学","slice");//IE8
        }else{
            try {
                window.external.addFavorite("http://www.hbsszx.com", "湖北省沙市中学");
            } catch(e) {
                try {
                    window.sidebar.addPanel("http://www.hbsszx.com", "湖北省沙市中学", "");//firefox
                } catch(e) {
                    alert("加入收藏夹失败，请使用Ctrl+D进行添加！");
                }
            }
        }
    }
    return false;
}

function setHomepage(){　 // 设置首页
if (document.all){
document.body.style.behavior = 'url(#default#homepage)';
document.body.setHomePage('http://www.hbsszx.com');
}else if (window.sidebar){
if (window.netscape){
try {
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
}catch (e) {
alert("该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config ,然后将项为signed.applets.codebase_principal_support的值改为true");
}
}
var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
prefs.setCharPref('browser.startup.homepage', 'http://www.hbsszx.com');
}
}



//下列代码控制日期选择框
//调用代码见最后一行
//======  开始  ===============

document.writeln('<div id=meizzDateLayer style="position: absolute; width: 142; height: 166; z-index: 9998; display: none">');
document.writeln('<span id=tmpSelectYearLayer  style="z-index: 9999;position: absolute;top: 2; left: 18;display: none"></span>');
document.writeln('<span id=tmpSelectMonthLayer style="z-index: 9999;position: absolute;top: 2; left: 75;display: none"></span>');
document.writeln('<table border=0 cellspacing=1 cellpadding=0 width=142 height=160 bgcolor=#448800 onselectstart="return false">');
document.writeln('  <tr><td width=142 height=23 bgcolor=#FFFFFF><table border=0 cellspacing=1 cellpadding=0 width=140 height=23>');
document.writeln('      <tr align=center><td width=20 align=center bgcolor=#448800 style="font-size:12px;cursor: hand;color: #FFD700" ');
document.writeln('        onclick="meizzPrevM()" title="上一月"><b>&lt;&lt;</b>');
document.writeln('        </td><td width=100 align=center style="font-size:12px;cursor:default">');
document.writeln('        <span id=meizzYearHead onclick="tmpSelectYearInnerHTML(this.innerText)"></span>&nbsp;年&nbsp;<span');
document.writeln('         id=meizzMonthHead onclick="tmpSelectMonthInnerHTML(this.innerText)"></span>&nbsp;月</td>');
document.writeln('        <td width=20 bgcolor=#448800 align=center style="font-size:12px;cursor: hand;color: #FFD700" ');
document.writeln('         onclick="meizzNextM()" title="下一月"><b>&gt;&gt;</b></td></tr>');
document.writeln('    </table></td></tr>');
document.writeln('  <tr><td width=142 height=18 bgcolor=#448800>');
document.writeln('<table border=0 cellspacing=0 cellpadding=0 width=140 height=1 style="cursor:default">');
document.writeln('<tr align=center><td style="font-size:12px;color:#FFFFFF">日</td>');
document.writeln('<td style="font-size:12px;color:#FFFFFF">一</td><td style="font-size:12px;color:#FFFFFF">二</td>');
document.writeln('<td style="font-size:12px;color:#FFFFFF">三</td><td style="font-size:12px;color:#FFFFFF">四</td>');
document.writeln('<td style="font-size:12px;color:#FFFFFF">五</td><td style="font-size:12px;color:#FFFFFF">六</td></tr>');
document.writeln('</table></td></tr><!-- Author:F.R.Huang(meizz) http://www.meizz.com/ mail: meizz@hzcnc.com 2002-10-8 -->');
document.writeln('  <tr><td width=142 height=120>');
document.writeln('    <table border=0 cellspacing=1 cellpadding=0 width=140 height=120 bgcolor=#FFFFFF>');
var n=0; for (j=0;j<5;j++){ document.writeln (' <tr align=center>'); for (i=0;i<7;i++){
document.writeln('<td width=20 height=20 id=meizzDay'+n+' style="font-size:12px" onclick=meizzDayClick(this.innerText)></td>');n++;}
document.writeln('</tr>');}
document.writeln('      <tr align=center><td width=20 height=20 style="font-size:12px" id=meizzDay35 ');
document.writeln('         onclick=meizzDayClick(this.innerText)></td>');
document.writeln('        <td width=20 height=20 style="font-size:12px" id=meizzDay36 onclick=meizzDayClick(this.innerText)></td></tr>');
document.writeln('    </table></td></tr><tr><td>');
document.writeln('        <table border=0 cellspacing=1 cellpadding=0 width=100% bgcolor=#FFFFFF>');
document.writeln('          <tr><td align=left><input type=button value="<<" title="上一年" onclick="meizzPrevY()" ');
document.writeln('             onfocus="this.blur()" style="font-size: 12px; height: 20px"><input title="上一月" type=button ');
document.writeln('             value="<" onclick="meizzPrevM()" onfocus="this.blur()" style="font-size: 12px; height: 20px"></td><td ');
document.writeln('             align=center><input type=button value=今天 onclick="meizzToday()" ');
document.writeln('             onfocus="this.blur()" title="转至今天" style="font-size: 12px; height: 20px"></td><td ');
document.writeln('             align=right><input type=button value=">" onclick="meizzNextM()" ');
document.writeln('             onfocus="this.blur()" title="下一月" style="font-size: 12px; height: 20px"><input ');
document.writeln('             type=button value=">>" title="下一年" onclick="meizzNextY()"');
document.writeln('             onfocus="this.blur()" style="font-size: 12px; height: 20px"></td>');
document.writeln('</tr></table></td></tr></table></div>');　

var outObject;
function selectDate(tt,obj) //主调函数
{
  if (arguments.length >  2){alert("对不起！传入本控件的参数太多！");return;}
  if (arguments.length == 0){alert("对不起！您没有传回本控件任何参数！");return;}
  var dads  = document.all.meizzDateLayer.style;var th = tt;
  var ttop  = tt.offsetTop;     //TT控件的定位点高
  var thei  = tt.clientHeight;  //TT控件本身的高
  var tleft = tt.offsetLeft;    //TT控件的定位点宽
  var ttyp  = tt.type;          //TT控件的类型
  while (tt = tt.offsetParent){ttop+=tt.offsetTop; tleft+=tt.offsetLeft;}
  dads.top  = (ttyp=="image")? ttop+thei : ttop+thei+6;
  dads.left = tleft;
  outObject = (arguments.length == 1) ? th : obj;
  dads.display = '';
  event.returnValue=false;
}　

var MonHead = new Array(12);               //定义阳历中每个月的最大天数
    MonHead[0] = 31; MonHead[1] = 28; MonHead[2] = 31; MonHead[3] = 30; MonHead[4]  = 31; MonHead[5]  = 30;
    MonHead[6] = 31; MonHead[7] = 31; MonHead[8] = 30; MonHead[9] = 31; MonHead[10] = 30; MonHead[11] = 31;　

var meizzTheYear=new Date().getFullYear(); //定义年的变量的初始值
var meizzTheMonth=new Date().getMonth()+1; //定义月的变量的初始值
var meizzWDay=new Array(37);               //定义写日期的数组　

function document.onclick() //任意点击时关闭该控件
{ 
  with(window.event.srcElement)
  { if (tagName != "INPUT" && getAttribute("Author")==null)
    document.all.meizzDateLayer.style.display="none";
  }
}　

function meizzWriteHead(yy,mm)  //往 head 中写入当前的年与月
  { document.all.meizzYearHead.innerText  = yy;
    document.all.meizzMonthHead.innerText = mm;
  }　

function tmpSelectYearInnerHTML(strYear) //年份的下拉框
{
  if (strYear.match(/\D/)!=null){alert("年份输入参数不是数字！");return;}
  var m = (strYear) ? strYear : new Date().getFullYear();
  if (m < 1000 || m > 9999) {alert("年份值不在 1000 到 9999 之间！");return;}
  var n = m - 10;
  if (n < 1000) n = 1000;
  if (n + 26 > 9999) n = 9974;
  var s = "<select name=tmpSelectYear style='font-size: 12px' "
     s += "onblur='document.all.tmpSelectYearLayer.style.display=\"none\"' "
     s += "onchange='document.all.tmpSelectYearLayer.style.display=\"none\";"
     s += "meizzTheYear = this.value; meizzSetDay(meizzTheYear,meizzTheMonth)'>\r\n";
  var selectInnerHTML = s;
  for (var i = n; i < n + 26; i++)
  {
    if (i == m)
       {selectInnerHTML += "<option value='" + i + "' selected>" + i + "年" + "</option>\r\n";}
    else {selectInnerHTML += "<option value='" + i + "'>" + i + "年" + "</option>\r\n";}
  }
  selectInnerHTML += "</select>";
  document.all.tmpSelectYearLayer.style.display="";
  document.all.tmpSelectYearLayer.innerHTML = selectInnerHTML;
  document.all.tmpSelectYear.focus();
}　

function tmpSelectMonthInnerHTML(strMonth) //月份的下拉框
{
  if (strMonth.match(/\D/)!=null){alert("月份输入参数不是数字！");return;}
  var m = (strMonth) ? strMonth : new Date().getMonth() + 1;
  var s = "<select name=tmpSelectMonth style='font-size: 12px' "
     s += "onblur='document.all.tmpSelectMonthLayer.style.display=\"none\"' "
     s += "onchange='document.all.tmpSelectMonthLayer.style.display=\"none\";"
     s += "meizzTheMonth = this.value; meizzSetDay(meizzTheYear,meizzTheMonth)'>\r\n";
  var selectInnerHTML = s;
  for (var i = 1; i < 13; i++)
  {
    if (i == m)
       {selectInnerHTML += "<option value='"+i+"' selected>"+i+"月"+"</option>\r\n";}
    else {selectInnerHTML += "<option value='"+i+"'>"+i+"月"+"</option>\r\n";}
  }
  selectInnerHTML += "</select>";
  document.all.tmpSelectMonthLayer.style.display="";
  document.all.tmpSelectMonthLayer.innerHTML = selectInnerHTML;
  document.all.tmpSelectMonth.focus();
}　

function closeLayer()               //这个层的关闭
  {
    document.all.meizzDateLayer.style.display="none";
  }　

function document.onkeydown()
  {
    if (window.event.keyCode==27)document.all.meizzDateLayer.style.display="none";
  }　

function IsPinYear(year)            //判断是否闰平年
  {
    if (0==year%4&&((year%100!=0)||(year%400==0))) return true;else return false;
  }　

function GetMonthCount(year,month)  //闰年二月为29天
  {
    var c=MonHead[month-1];if((month==2)&&IsPinYear(year)) c++;return c;
  }　

function GetDOW(day,month,year)     //求某天的星期几
  {
    var dt=new Date(year,month-1,day).getDay()/7; return dt;
  }　

function meizzPrevY()  //往前翻 Year
  {
    if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear--;}
    else{alert("年份超出范围（1000-9999）！");}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }
function meizzNextY()  //往后翻 Year
  {
    if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear++;}
    else{alert("年份超出范围（1000-9999）！");}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }
function meizzToday()  //Today Button
  {
    meizzTheYear = new Date().getFullYear();
    meizzTheMonth = new Date().getMonth()+1;
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }
function meizzPrevM()  //往前翻月份
  {
    if(meizzTheMonth>1){meizzTheMonth--}else{meizzTheYear--;meizzTheMonth=12;}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }
function meizzNextM()  //往后翻月份
  {
    if(meizzTheMonth==12){meizzTheYear++;meizzTheMonth=1}else{meizzTheMonth++}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }　

function meizzSetDay(yy,mm)   //主要的写程序**********
{
  meizzWriteHead(yy,mm);
  for (var i = 0; i < 37; i++){meizzWDay[i]=""};  //将显示框的内容全部清空
  var day1 = 1,firstday = new Date(yy,mm-1,1).getDay();  //某月第一天的星期几
  for (var i = firstday; day1 < GetMonthCount(yy,mm)+1; i++){meizzWDay[i]=day1;day1++;}
  for (var i = 0; i < 37; i++)
  { var da = eval("document.all.meizzDay"+i)     //书写新的一个月的日期星期排列
    if (meizzWDay[i]!="")
      { da.innerHTML = "<b>" + meizzWDay[i] + "</b>";
        da.style.backgroundColor = (yy == new Date().getFullYear() &&
        mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ? "#FFD700" : "#dff9c5";
        da.style.cursor="hand"
      }
    else{da.innerHTML="";da.style.backgroundColor="";da.style.cursor="default"}
  }
}
function meizzDayClick(n)  //点击显示框选取日期，主输入函数*************
{
  var yy = meizzTheYear;
  var mm = meizzTheMonth;
  if (mm < 10){mm = "0" + mm;}
  if (outObject)
  {
    if (!n) {outObject.value=""; return;}
    if ( n < 10){n = "0" + n;}
    outObject.value= yy + "-" + mm + "-" + n ; //注：在这里你可以输出改成你想要的格式
    closeLayer(); 
  }
  else {closeLayer(); alert("您所要输出的控件对象并不存在！");}
}
meizzSetDay(meizzTheYear,meizzTheMonth);

//在HTML中调用<input name="date" onfocus="selectDate(this)" size="10" maxlength="10" value="">

//======  结束  ===============