function _putdate(){
var v1=document.getElementById('gd_y').innerHTML;
var v2=document.getElementById('gd_d').innerHTML;
get_date_txt.value=v1+v2.slice(0,-3);
document.getElementById('get_date').style.display='none';
}
function _getdate(obj) {
get_date_txt=obj;
var y=obj.offsetTop;
var x=obj.offsetLeft;
var h=obj.scrollHeight;
var dateobj=document.getElementById('get_date');
dateobj.style.top=(y+h)+3+"px";
dateobj.style.left=(x+1)+"px";
_gettoday();
dateobj.focus();
}
function _gettoday() {
var myDate = new Date();
var td=myDate.toLocaleDateString();//当天日期
var hh3=document.getElementById('gd_topdiv');
hh3.innerHTML=td;
get_date_txt.value=td;
var t1=document.getElementById('gd_t1');
var t2=document.getElementById('gd_t2');
t1.innerHTML=myDate.getFullYear();//当年
t2.innerHTML=myDate.getMonth()+1;//当月0-11
var weekday=["周日","周一","周二","周三","周四","周五","周六"];
var wd=weekday[myDate.getDay()];
var gdy=document.getElementById('gd_y');
var gdd=document.getElementById('gd_d');
gdy.innerHTML=t1.innerHTML+"年";
gdd.innerHTML=t2.innerHTML+"月"+ myDate.getDate() +"日 "+wd;
_cngdate();
document.getElementById("get_date").style.display="";
}
function _cngdate(){
var myDate = new Date();
var t1=document.getElementById('gd_t1');
var t2=document.getElementById('gd_t2');
if(t1.innerHTML=="" || t2.innerHTML==""){return;}
var ty=+t1.innerHTML;
var tm=+t2.innerHTML;
var d1=new Date(ty,tm,0).getDate();//这月天数
var d0=new Date(ty,tm-1,0).getDate();//上月天数
var w=new Date(ty,tm-1,1).getDay();//这月1日星期几，(0-6,0代表星期天)
var datetbl=document.getElementById("date_table");
datetbl.innerHTML="";
var str="";
//日历第一行
var pos=1;
if (w>0){
str+="<p>";
for(var i=0;i<w;i++){
str+="<h6 onclick='_clkdate(this)' style='color:#778899;'>"+(d0-w+i+1)+"</h6>";
}
for (var i=1;i<7-w+1;i++){
str+="<h6 onclick='_clkdate(this)'>"+i+"</h6>";
pos+=1;
}
str+="</p>";
}
for (var i=pos;i<d1+1;i++){
str+="<p>";
for (var j=0;j<7;j++){
str+="<h6 onclick='_clkdate(this)'>"+pos+"</h6>";
if (pos==d1){pos=0;}
pos+=1;
}
i=i+6;
str+="</p>";
}
datetbl.innerHTML=str;
var obj = datetbl.childNodes;
for (var i=obj.length-2;i>obj.length-9;i--){
if (obj[i].innerHTML<8){
obj[i].style.color='#778899';
}
}
var d1=myDate.getFullYear();
var d2=myDate.getMonth()+1;
var d3=myDate.getDate();
if (ty!=d1 || tm!=d2){return;}
if (d3<15){
for (var i=16;i>0;i--){
if (obj[i].innerHTML==d3){
obj[i].style.backgroundColor='#008000';
obj[i].style.color='White';
break;
}
}
}else{
for (var i=19;i<obj.length;i++){
if (obj[i].innerHTML==d3){
obj[i].style.backgroundColor='#008000';
obj[i].style.color='White';
break;
}
}
}
}
function _clkdate(obj){
var datetbl=document.getElementById("date_table");
var obj2 = datetbl.childNodes;
for (var i=1;i<obj2.length;i++){
obj2[i].style.border='none';
}
obj.style.border='2px dashed #008000';
var index = [].indexOf.call(obj.parentNode.querySelectorAll(obj.tagName),obj);
var w=index-parseInt(index/7)*7;
var d=obj.innerHTML;
if (index<8&&d>21){
_subtractmonth();
var i = datetbl.childNodes.length;
obj2[i-8+w].style.border='2px dashed #008000';
}
if (index>21&&d<8){
_addmonth();
obj2[w+1].style.border='2px dashed #008000';
}
var t1=document.getElementById('gd_t1');
var t2=document.getElementById('gd_t2');
var gdy=document.getElementById('gd_y');
var gdd=document.getElementById('gd_d');
var weekday=["周日","周一","周二","周三","周四","周五","周六"];
var wd=weekday[w];
gdy.innerHTML=t1.innerHTML+"年";
gdd.innerHTML=t2.innerHTML+"月"+ d +"日 "+wd;
}
function _subtractyear(){
var myDate = new Date();
var t2=document.getElementById('gd_t2');
var t1=document.getElementById('gd_t1');
if (t1.innerHTML==""){
t1.innerHTML=myDate.getFullYear();
}else{
t1.innerHTML=t1.innerHTML-1;
}
_cngdate();
}
function _subtractmonth(){
var myDate = new Date();
var t2=document.getElementById('gd_t2');
var t1=document.getElementById('gd_t1');
if (t2.innerHTML==""){
t2.innerHTML=myDate.getMonth()+1;
}else{
t2.innerHTML=t2.innerHTML-1;
}
if (t2.innerHTML<1){
t2.innerHTML=12;
t1.innerHTML=t1.innerHTML-1;
}
_cngdate();
}
function _addmonth(){
var myDate = new Date();
var t2=document.getElementById('gd_t2');
var t1=document.getElementById('gd_t1');
if (t2.innerHTML==""){
t2.innerHTML=myDate.getMonth()+1;
}else{
t2.innerHTML=++t2.innerHTML;
}
if (t2.innerHTML>12){
t2.innerHTML=1;
t1.innerHTML=++t1.innerHTML;
}
_cngdate();
}
function _addyear(){
var myDate = new Date();
var t2=document.getElementById('gd_t2');
var t1=document.getElementById('gd_t1');
if (t1.innerHTML==""){
t1.innerHTML=myDate.getFullYear();
}else{
t1.innerHTML=++t1.innerHTML;
}
_cngdate();
}
