var objname;

function getdate(obj)   //选择日期
{
  var args = showModalDialog( "selDate.jsp",'请选择一个时间',"font-family:Verdana; font-size:12; dialogWidth:30em; dialogHeight:12em");
	if(typeof(args)!='undefined'){
		obj.value=args;
	}
}

function IfShow(ShowMsg)
{
 if (ShowMsg == "" )
 {
  return false;
 }
 else
 {
  return true;
 }

}
/*
==================================================================
功能：替换空格（将多个连续空格替换为一个空格）
使用：ReplaceSpace(obj)
返回：string
==================================================================
*/
function ReplaceSpace(str)
{
 while ( str.indexOf("  ") >= 0 )
 {
  str = str.replace("  " ," ");
 }
 return str;
} /*
==================================================================
功能：非空检查，不忽略空格
提示信息：输入框为空，请输入！
使用：isNull(obj,string)
返回：bool
==================================================================
*/
function isNull(obj,ShowMsg)
{
 var show = IfShow(ShowMsg) ;  //非空检查
 if(obj.value == "")
 {
  if (show) alert(ShowMsg);
  obj.focus();
  obj.select();
  return false;
 }
 else
 {
  return true;
 }
} /*
==================================================================
功能：邮箱地址检查
提示信息：未输入邮件地址或邮件地址无效！
使用：MailCheck(obj,string)
返回：bool
==================================================================
*/
function MailCheck(obj,ShowMsg)
{
 var show = IfShow(ShowMsg) ;
 if(obj.value!= "")
 {
  var ok1=obj.value.indexOf("@");
  var ok2=obj.value.indexOf(".");
  if(!((ok1!=-1)&&(ok2!=-1)))
  {
   if (show) alert(ShowMsg);
   obj.focus();
   obj.select();
   return false;
  }
  var allowstrlist = "&#%<>";
  var endvalue = true;
  for (i=0;i<obj.value.length;i++)
  {
   if (allowstrlist.indexOf(obj.value.substr(i,1))!=-1)
   {
    endvalue=false;
    break;
   }
  }
  if(endvalue==false)
  {
   if (show) alert(ShowMsg);
   obj.focus();
   obj.select();
   return false;
  }
  //邮件地址正确
  return true;
 }
 else
 {
  //请输入电子信箱地址
  if (show) alert(ShowMsg);
  obj.focus();
  obj.select();
  return false;
 }
}

function openSelectTreeWindow(filename,ctrlid,ctrlname)
{
	var bars = "status=no,location=no,menubar=no,titlebar=no,toobar=no,scrollbars=yes";
	var size = ",height=480,width=300,resizable=yes";
	var newWin = window.open(filename,'',bars+size);
	newWin.comdirid=ctrlid;
    newWin.comdirname=ctrlname;
}

//跳出所有的框架
function breakOutAllFrames()
{
        if (self.parent.frames.length != 0)
        {
            self.parent.location=document.location;
        }
}

//当父窗口中包含指定数量的框架时跳出
function breakOutFramesWithCount(frameCount)
{
    if (self.parent.frames.length == frameCount)
    {
        self.parent.location=document.location;
    }
}



//判断指定的年份是不是闰年
function isRunNian(year)
{
    if(year%400 == 0 || (year % 4 == 0 && year % 100 != 0))
        return true;
    return false;
}

//检查日期是否合法
function checkDate(year,month,day)
{
    var rev = true;
    if(year.length == 0 || month.length == 0 || day.length == 0 ) rev = false;
    if(isNaN(year) || isNaN(month) || isNaN(day) ) rev = false;
    if(year < 1) rev = false;
    if(month < 1 || month > 12) rev = false;
    if(day < 1 || day > 31) rev = false;
    if((month==2 || month==4 || month==6 || month==9 || month==11) && day>30) rev = false;
    if((!isRunNian(year)) && month == 2 && day > 28) rev = false;
    if(month == 2 && day > 29) rev = false;
    return rev;
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function show_hide_span(sname)
{
  thespan=eval("document.all."+sname);
  thespan.style.display=(thespan.style.display=="none")?"inline":"none";
}


function check_chars(src)
{
	if(src.indexOf('$') >= 0) return false;
	if(src.indexOf('^') >= 0) return false;
	if(src.indexOf('%') >= 0) return false;
	if(src.indexOf('&') >= 0) return false;
	if(src.indexOf('*') >= 0) return false;
	if(src.indexOf('-') >= 0) return false;
	if(src.indexOf('+') >= 0) return false;
	if(src.indexOf('=') >= 0) return false;
	if(src.indexOf(';') >= 0) return false;
	if(src.indexOf('"') >= 0) return false;
	if(src.indexOf('\'') >= 0) return false;
	return true;
}

	function checkEmpty(obj,objName)
	{
		if((obj.value.length)==0)
		{
			alert(objName + "不能为空")
			obj.focus()
			return (false)
		}
		return (true);
	}


function gopage(page)    //分页跳转
{
	pageform.pages.value=page;
	pageform.submit();
}

function gopage1(page)    //分页跳转
{
	pageform1.pages.value=page;
	pageform1.submit();
}

function gopage2(page)    //分页跳转
{
	pageform2.pages.value=page;
	pageform2.submit();
}

function winopen_0(url,name,wdth,hght)
{
var nleft,ntop
nleft=(window.screen.width-wdth)/2;
ntop = (window.screen.height-hght)/2;
 var win=window.open(url,name,'left='+nleft+',top='+ntop+',width='+wdth+',height='+hght+',status=no,resizable=no,scrollbars=no');
 win.focus();
}