var DSx,DSy;
function dateSelector() //构造dateSelector对象，用来实现一个日历形式的日期输入框。
{
 var myDate=new Date();
 this.year=myDate.getFullYear(); //定义year属性，年份，默认值为当前系统年份。
 this.month=myDate.getMonth()+1; //定义month属性，月份，默认值为当前系统月份。
 this.date=myDate.getDate(); //定义date属性，日，默认值为当前系统的日。
 this.inputName=''; //定义inputName属性，即输入框的name，默认值为空。注意：在同一页中出现多个日期输入框，不能有重复的name！
 this.display=display; //定义display方法，用来显示日期输入框。
}
function display() //定义dateSelector的display方法，它将实现一个日历形式的日期选择框。
{
 var week=new Array('日','一','二','三','四','五','六');
 document.write("<style type=text/css>");
 document.write(" .DSfont td,span { font: normal 12px 宋体; color: #000000; }");
 document.write(" .DSborder { border: 1px solid #000000; cursor: hand; background-color: #DDDDDD }");
 document.write(" .DSborder2 { border: 1px solid #000000; cursor: hand; background-color: #DDDDDD }");
 document.write("</style>");
 document.write("<input size=10 id='DS"+this.inputName+"' name='"+this.inputName+"' title=双击可进行编缉 ondblclick='this.focus()' ondblclick='this.readOnly=false;this.focus()' onblur='this.readOnly=true' readonly class=button style='padding:2px 20px'>");
 document.write("<button style='width:80px;height:23px;font-size:14px;margin:-1px 3px; line-height:18px; border:1px solid #A4B3C8;background-color:#DFE7EF;padding:3px' type=button onclick=this.nextSibling.style.display='block' onfocus=this.blur()>选择日期</button>");
 document.write("<div style='position:absolute;display:none;text-align:center;width:0px;height:0px;overflow:visible' onselectstart='return false;'>");
 document.write(" <div style='position:absolute;left:-60px;top:20px;width:142px;height:165px;background-color:#F6F6F6;border:1px solid #245B7D;' class=DSfont>");
 document.write(" <table cellpadding=0 cellspacing=1 width=140 height=20 bgcolor=#CEDAE7 onmousedown='DSx=event.x-parentNode.style.pixelLeft;DSy=event.y-parentNode.style.pixelTop;setCapture();' onmouseup='releaseCapture();' onmousemove='dsMove(this.parentNode)' style='cursor:move;'>");
 document.write(" <tr align=center>");
 document.write(" <td width=12% onmouseover=this.className='DSborder' onmouseout=this.className='' onclick=subYear(this) title='减小年份'><<</td>");
 document.write(" <td width=12% onmouseover=this.className='DSborder' onmouseout=this.className='' onclick=subMonth(this) title='减小月份'><</td>");
 document.write(" <td width=52%><b>"+this.year+"</b><b>年</b><b>"+this.month+"</b><b>月</b></td>");
 document.write(" <td width=12% onmouseover=this.className='DSborder' onmouseout=this.className='' onclick=addMonth(this) title='增加月份'>></td>");
 document.write(" <td width=12% onmouseover=this.className='DSborder' onmouseout=this.className='' onclick=addYear(this) title='增加年份'>>></td>");
 document.write(" </tr>");
 document.write(" </table>");
 document.write(" <table cellpadding=0 cellspacing=0 width=140 height=20 onmousedown='DSx=event.x-parentNode.style.pixelLeft;DSy=event.y-parentNode.style.pixelTop;setCapture();' onmouseup='releaseCapture();' onmousemove='dsMove(this.parentNode)' style='cursor:move;'>");
 document.write(" <tr align=center>");
 for(i=0;i<7;i++)
 document.write(" <td>"+week[i]+"</td>");
 document.write(" </tr>");
 document.write(" </table>");
 document.write(" <table cellpadding=0 cellspacing=2 width=140 bgcolor=#EEEEEE>");
 for(i=0;i<6;i++)
 {
 document.write(" <tr align=center>");
 for(j=0;j<7;j++)
 document.write(" <td width=10% height=16 onmouseover=if(this.innerText!=''&&this.className!='DSborder2')this.className='DSborder' onmouseout=if(this.className!='DSborder2')this.className='' onclick=getvalue(this,document.all('DS"+this.inputName+"'))></td>");
 document.write(" </tr>");
 }
 document.write(" </table>");
 document.write(" <span style=cursor:hand onclick=this.parentNode.parentNode.style.display='none'>【关闭】</span>");
 document.write(" </div>");
 document.write("</div>");
 dateShow(document.all("DS"+this.inputName).nextSibling.nextSibling.childNodes[0].childNodes[2],this.year,this.month)
}
function subYear(obj) //减小年份
{
 var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
 myObj[0].innerHTML=eval(myObj[0].innerHTML)-1;
 dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function addYear(obj) //增加年份
{
 var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
 myObj[0].innerHTML=eval(myObj[0].innerHTML)+1;
 dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function subMonth(obj) //减小月份
{
 var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
 var month=eval(myObj[2].innerHTML)-1;
 if(month==0)
 {
 month=12;
 subYear(obj);
 }
 myObj[2].innerHTML=month;
 dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function addMonth(obj) //增加月份
{
 var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
 var month=eval(myObj[2].innerHTML)+1;
 if(month==13)
 {
 month=1;
 addYear(obj);
 }
 myObj[2].innerHTML=month;
 dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function dateShow(obj,year,month) //显示各月份的日
{
 var myDate=new Date(year,month-1,1);
 var today=new Date();
 var day=myDate.getDay();
 var selectDate=obj.parentNode.parentNode.previousSibling.previousSibling.value.split('-');
 var length;
 switch(month)
 {
 case 1:
 case 3:
 case 5:
 case 7:
 case 8:
 case 10:
 case 12:
 length=31;
 break;
 case 4:
 case 6:
 case 9:
 case 11:
 length=30;
 break;
 case 2:
 if((year%4==0)&&(year%100!=0)||(year%400==0))
 length=29;
 else
 length=28;
 }
 for(i=0;i<obj.cells.length;i++)
 {
 obj.cells[i].innerHTML='';
 obj.cells[i].style.color='';
 obj.cells[i].className='';
 }
 for(i=0;i<length;i++)
 {
 obj.cells[i+day].innerHTML=(i+1);
 if(year==today.getFullYear()&&(month-1)==today.getMonth()&&(i+1)==today.getDate())
 obj.cells[i+day].style.color='red';
 if(year==eval(selectDate[0])&&month==eval(selectDate[1])&&(i+1)==eval(selectDate[2]))
 obj.cells[i+day].className='DSborder2';
 }
}
function getvalue(obj,inputObj) //把选择的日期传给输入框
{
 var myObj=inputObj.nextSibling.nextSibling.childNodes[0].childNodes[0].cells[2].childNodes;
 if(obj.innerHTML)
 inputObj.value=myObj[0].innerHTML+"-"+myObj[2].innerHTML+"-"+obj.innerHTML;
 inputObj.nextSibling.nextSibling.style.display='none';
 for(i=0;i<obj.parentNode.parentNode.parentNode.cells.length;i++)
 obj.parentNode.parentNode.parentNode.cells[i].className='';
 obj.className='DSborder2'
}
function dsMove(obj) //实现层的拖移
{
 if(event.button==1)
 {
 var X=obj.clientLeft;
 var Y=obj.clientTop;
 obj.style.pixelLeft=X+(event.x-DSx);
 obj.style.pixelTop=Y+(event.y-DSy);
 }
}
email=("hf_zh"+"@yea"+"h.net");

function do_submit(myform)
{
 spaceitem=""
 if(myform.event.value=="") spaceitem="event_事件经过"
 else if(myform.DSdate.value=="") spaceitem="DSdate_事件发生时的当地日期"
 else if(myform.hour.value=="") spaceitem="hour_事件发生时的时间"
 else if(myform.minute.value=="") spaceitem="minute_事件发生时的时间"
 else if(myform.timezone.value=="") spaceitem="timezone_事件发生时的时区"
 else if(myform.name.value=="") spaceitem="name_姓名"
 else if(myform.email.value=="") spaceitem="email_Email"
if(spaceitem!="")
{
  chname=new Array()
  chname= spaceitem.split("_")
  alert("请您填写："+chname[1])
  if(chname[0]!="sex") 
      eval("myform."+chname[0]+".focus()")
    else
      eval("myform."+chname[0]+"[0].focus()")
   return
} 
myform.submit()
}
