AddProcessbar();
var bwidth=0;
var swidth = document.all.waiting.clientWidth;

function CheckIsProcessBar(obj)
{
if (obj.IsShowProcessBar=="True") 
{
return false;
} 
else
{
return true;
}
}

function CheckClick(e)
{
if (e == 1)
{
if (bwidth<swidth*0.98){
bwidth += (swidth - bwidth) * 0.025;
if (document.all)document.sbar.width = bwidth;
else document.rating.clip.width = bwidth;
setTimeout('CheckClick(1);',150);

}
}
else
{
if(document.all)
{
if(document.all.waiting.style.visibility == 'visible')
{document.all.waiting.style.visibility = 'hidden';
bwidth = 1;}
whichIt = event.srcElement;

while (CheckIsProcessBar(whichIt))
{
whichIt = whichIt.parentElement;
if (whichIt == null)return true;
}


document.all.waiting.style.pixelTop = (document.body.offsetHeight - document.all.waiting.clientHeight) / 2 + document.body.scrollTop;
document.all.waiting.style.pixelLeft = (document.body.offsetWidth - document.all.waiting.clientWidth) / 2 + document.body.scrollLeft;
document.all.waiting.style.visibility = 'visible';
if(!bwidth)CheckClick(1);
bwidth = 1;

}

else
{

if(document.waiting.visibility == 'show')
{document.waiting.visibility = 'hide';
document.rating.visibility = 'hide';
bwidth = 1;}
if(e.target.href.toString() != '')
{
document.waiting.top = (window.innerHeight - document.waiting.clip.height) / 2 + self.pageYOffset;
document.waiting.left = (window.innerWidth - document.waiting.clip.width) / 2 + self.pageXOffset;
document.waiting.visibility = 'show';
document.rating.top = (window.innerHeight - document.waiting.clip.height) / 2 + self.pageYOffset+document.waiting.clip.height-10;
document.rating.left = (window.innerWidth - document.waiting.clip.width) / 2 + self.pageXOffset;
document.rating.visibility = 'show';
if(!bwidth)CheckClick(1);
bwidth = 1;
}
}
return true;
}
}

function AddProcessbar()
{

var Str=""
Str+= "<div id=waiting style=position:absolute;top:50px;left:100px;z-index:1;visibility:hidden >";
Str+= "<layer name=waiting visibility=visible zIndex=2 >"
Str+= "<table border=2 cellspacing=1 cellpadding=0 bordercolorlight=#FFFFFF bordercolordark=#C0C0C0 bgcolor=#E0E0E0>"
Str+= " <tr>"
Str+= " <td bgcolor=#E0E0E0 height=30px width=300px align=center>"
Str+= " <font color=black>系統正在處理中...</font>"
Str+= " </td>"
Str+= " </tr>"
Str+= " <tr>"
Str+= " <td bgcolor=#E0E0E0>"
Str+= " <img width=1 height=10 name=sbar style=background-color:#6699cc>"
Str+= " </td>"
Str+= " </tr>"
Str+= "</table> "
Str+= "</layer>"
Str+= "</div>"
document.write(Str)

if(document.all)document.onclick = CheckClick; 
}
<!--跳转菜单-->
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
<!--跳转菜单 end-->
document.write('<iframe id=CalFrame name=CalFrame frameborder=0 src=calendar1.htm style=display:none;position:absolute;z-index:100></iframe>');
document.onclick=hideCalendar1;
document.onclick=hideCalendar;
var yn;

function DateDiff(date1,date2)  //两个日期相减得出天数
{
	//先检查输入的日期格式是否正确(04/01/01)
	var rg=/-/g
	date1=date1.replace(rg,"/");
	date2=date2.replace(rg,"/");
	var d1=new Date(date1);
	var d2=new Date(date2);
	var t=Math.abs((d1-d2)/(24*60*60*1000));
	return t
}
function showCalendar1(sImg,bOpenBound,sFld1,sFld2,sCallback)
{	
	yn="a";
	var fld1,fld2;
	var cf=document.getElementById("CalFrame");
	var wcf=window.frames.CalFrame;
	var oImg=document.getElementById(sImg);
	if(!oImg){alert("控制对象不存在！");return;}
	if(!sFld1){alert("输入控件未指定！");return;}
	fld1=document.getElementById(sFld1);
	if(!fld1){alert("输入控件不存在！");return;}
	if(fld1.tagName!="INPUT"||fld1.type!="text"){alert("输入控件类型错误！");return;}
	if(sFld2)
	{
		fld2=document.getElementById(sFld2);
		if(!fld2){alert("参考控件不存在！");return;}
		if(fld2.tagName!="INPUT"||fld2.type!="text"){alert("参考控件类型错误！");return;}
	}
	if(!wcf.bCalLoaded){alert("日历未成功装载！请刷新页面！");return;}
	if(cf.style.display=="block"){cf.style.display="none";return;}
	
	var eT=0,eL=0,p=oImg;
	var sT=document.body.scrollTop,sL=document.body.scrollLeft;
	var eH=oImg.height,eW=oImg.width;
	while(p&&p.tagName!="BODY"){eT+=p.offsetTop;eL+=p.offsetLeft;p=p.offsetParent;}
	cf.style.top=(document.body.clientHeight-(eT-sT)-eH>=cf.height)?eT+eH:eT-cf.height;
	cf.style.left=(document.body.clientWidth-(eL-sL)>=cf.width)?eL:eL+eW-cf.width;
	cf.style.display="block";
	wcf.openbound=bOpenBound;
	wcf.fld1=fld1;
	wcf.fld2=fld2;
	wcf.callback=sCallback;
	
	wcf.initCalendar();
}

function getABSXY(e){
	this.w = e.offsetWidth;
	this.h = e.offsetHeight;
	var l = e.offsetLeft;
	var t = e.offsetTop;
	while(e = e.offsetParent){
		l += e.offsetLeft;
		t += e.offsetTop;
	}
	this.x = l;
	this.y = t;
	delete l,t;
}

function hideCalendar1()
{
	var cf=document.getElementById("CalFrame");
	cf.style.display="none";


}
function hideCalendar()
{
	var cf=document.getElementById("CalFrame");
	cf.style.display="none";
	if (yn=="a") {
	showCalendar('dimg2x',false,'离店日期');
	yn="b";}
}

function showCalendar(sImg,bOpenBound,sFld1,sFld2,sCallback)
{
	var fld1,fld2;
	var cf=document.getElementById("CalFrame");
	var wcf=window.frames.CalFrame;
	var oImg=document.getElementById(sImg);
	if(!oImg){alert("控制对象不存在！");return;}
	if(!sFld1){alert("输入控件未指定！");return;}
	fld1=document.getElementById(sFld1);
	if(!fld1){alert("输入控件不存在！");return;}
	if(fld1.tagName!="INPUT"||fld1.type!="text"){alert("输入控件类型错误！");return;}
	if(sFld2)
	{
		fld2=document.getElementById(sFld2);
		if(!fld2){alert("参考控件不存在！");return;}
		if(fld2.tagName!="INPUT"||fld2.type!="text"){alert("参考控件类型错误！");return;}
	}
	if(!wcf.bCalLoaded){alert("日历未成功装载！请刷新页面！");return;}
	if(cf.style.display=="block"){cf.style.display="none";return;}
	
	var eT=0,eL=0,p=oImg;
	var sT=document.body.scrollTop,sL=document.body.scrollLeft;
	var eH=oImg.height,eW=oImg.width;
	while(p&&p.tagName!="BODY"){eT+=p.offsetTop;eL+=p.offsetLeft;p=p.offsetParent;}
	cf.style.top=(document.body.clientHeight-(eT-sT)-eH>=cf.height)?eT+eH:eT-cf.height;
	cf.style.left=(document.body.clientWidth-(eL-sL)>=cf.width)?eL:eL+eW-cf.width;
	cf.style.display="block";
	wcf.openbound=bOpenBound;
	wcf.fld1=fld1;
	wcf.fld2=fld2;
	wcf.callback=sCallback;
	wcf.initCalendar();
}
<!--时间ＪＳ-->
window.onerror=function(){return true;}
function validate_form() 
{validity = true;
if (!check_empty(document.form1.入店日期.value)){ validity = false; alert('请输入入店日期!'); }
if (!check_empty(document.form1.离店日期.value)){ validity = false; alert('请输入离店日期!'); }
;return validity;}
function check_empty(text) {return (text.length > 0); }