//判断字符长度
function getLength(obj){
	oSpan = document.createElement("SPAN");
	oSpan.style.visibility = "hidden";
	oSpan.innerHTML = obj.innerText;
	document.body.insertBefore(oSpan);
	var len = oSpan.offsetWidth;
	oSpan.removeNode(true);
	return len;
}




/*
[功能] 判断该变量是否存在，防止报错
[参数] obj要检查的变量名称
[作者] yhw 2003/8/6
*/
function isVarDefined(obj) {
	if(typeof(obj)=="undefined") {
		return false;
	} else {
		return true;
	}
}

/*
[功能] 控制div在屏幕中央显示
[参数] spanId 要控制的对象id
[作者] yhw 2009/9/1
*/
function  switchSpan(spanId)
{  
  if(document.getElementById(spanId)==null)
  {
    return;
  }
  else
  {  
    document.all[spanId].style.left=document.body.scrollLeft+document.body.offsetWidth/2-315;
    document.all[spanId].style.top=document.body.scrollTop+document.body.offsetHeight/2-76;
  }  
}  

/*
[功能] 自动计算字符串长度
[参数]
[作者] yhw 2003/8/16
*/
function countStrWidth(str){
	len2=0;
	for (var ci=0;ci<str.length;ci=ci+1){
		var code= str.charCodeAt(ci);
		if (code<128)
		        len1=6;
		else
			len1=12;
		len2=len2+len1;
    	}
    	return len2;
}

/*
[功能] 在屏幕中部开新窗口
[参数] windowUrl 新窗口Url,windowWidth 新窗口宽度,windowHeight　新窗口高度,windowName　新窗口name，新窗口id默认为Name+"Id"
[作者] yhw 2003/8/4
*/

function openWindow(windowUrl,windowWidth,windowHeight,windowName){
	try {

		if (windowName==""){
			windowName="newWindow";
			windowNames="";
		}else{
			windowNames=windowName;
		}
		//alert ("var "+windowName+"Id=window.open ('"+windowUrl+"','"+windowNames+"','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width="+windowWidth+",height="+windowHeight+"');");

		eval ("var "+windowName+"Id=window.open ('"+windowUrl+"','"+windowNames+"','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width="+windowWidth+",height="+windowHeight+"');");
		eval (windowName+"Id.moveTo((screen.width-windowWidth)/2,(screen.height-windowHeight)/2);");
		return false;



	}
	catch(e){
		errorHandle(e);
	}
}

function openWindow2(typeName,StrCurrentValue,columns,windowWidth,windowHeight,windowName){
	try {

        var tempHeight
        var tempWidth
        if (window.XMLHttpRequest) 
 	    { //Mozilla, Safari,IE7 
            if(!window.ActiveXObject){ // Mozilla, Safari,
                    //alert('Mozilla, Safari');
                    tempHeight=parseInt(windowHeight)-40;   
                    tempWidth=parseInt(windowWidth)-80;      
            } 
            else {
                    //alert('IE7');
                    tempHeight=windowHeight;  
                    tempWidth=windowWidth;        
            }
        } 
        else {
                //alert('IE6');
                tempHeight=parseInt(windowHeight);  
                tempWidth=windowWidth;         
        }
        
		if (windowName==""){
			windowName="newWindow";
			windowNames="";
		}else{
			windowNames=windowName;
		}
		//alert ("var "+windowName+"Id=window.open ('"+windowUrl+"','"+windowNames+"','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width="+windowWidth+",height="+windowHeight+"');");
        windowUrl='../../controls/showcode.aspx?typeName='+typeName+'&CurrentValue='+StrCurrentValue+'&columns='+columns;
		eval ("var "+windowName+"Id=window.open ('"+windowUrl+"','"+windowNames+"','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width="+tempWidth+",height="+tempHeight+"');");
		eval (windowName+"Id.moveTo((screen.width-tempWidth)/2,(screen.height-tempHeight)/2);");
		return false;



	}
	catch(e){
		errorHandle(e);
	}
}

 function checkHidden(obj,obj22){
    try{
        obj2=document.getElementById(obj22);
        
        if (obj2.style.display=="none"){
            obj.src="../../images/close_img.gif";
            obj.alt="隐藏";
            obj2.style.display="";
        }else{
            obj.src="../../images/open_img.gif";
            obj.alt="显示";
            obj2.height=1;
            obj2.style.display="none";	
        }
    }
    catch(E){
        errorHandle(E);
    }
} 

function openwin(openurl){
	window.open(openurl,"","top=0,left=0,height=600, width=800, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, status=no");
}
<!--
			function PopupCalendar(InstanceName)
			{ 
				///Global Tag
				this.instanceName=InstanceName;
				///Properties
				this.separator="-"
				this.oBtnTodayTitle="Today"
				this.oBtnCancelTitle="Cancel"
				this.weekDaySting=new Array("S","M","T","W","T","F","S");
				this.monthSting=new Array("January","February","March","April","May","June","July","August","September","October","November","December");
				this.Width=200;
				this.currDate=new Date();
				this.today=new Date();
				this.startYear=1970;
				this.endYear=2020;
				///Css
				this.divBorderCss="1px solid #BCD0DE";
				this.tableBorderColor="#CCCCCC"
				///Method
				this.Init=CalendarInit;
				this.Fill=CalendarFill;
				this.Refresh=CalendarRefresh;
				this.Restore=CalendarRestore;
				///HTMLObject
				this.oTaget=null;
				this.oPreviousCell=null;
				this.sDIVID=InstanceName+"oDiv";
				this.sTABLEID=InstanceName+"oTable";
				this.sMONTHID=InstanceName+"oMonth";
				this.sYEARID=InstanceName+"oYear";
				
			}
			function CalendarInit()				///Create panel
			{
				var sMonth,sYear
				sMonth=this.currDate.getMonth();
				sYear=this.currDate.getYear();
				htmlAll="<div id='"+this.sDIVID+"' style='display:none;position:absolute;width:154;border:"+this.divBorderCss+";padding:0px;background-color:#FFFFFF;z-index:106';>";
				//htmlAll+="<div align='center'>";
				/// Month
				htmloMonth="<select id='"+this.sMONTHID+"' onchange=CalendarMonthChange("+this.instanceName+") style='width:10%;background-color:#D0F5FF;'>";
				for(i=0;i<12;i++)
				{			
					htmloMonth+="<option value='"+i+"'>"+this.monthSting[i]+"</option>";
				}
				htmloMonth+="</select>";
				/// Year
				htmloYear="<select id='"+this.sYEARID+"' onchange=CalendarYearChange("+this.instanceName+") style='width:10%;background-color:#D0F5FF;'>";
				for(i=this.startYear;i<=this.endYear;i++)
				{
					htmloYear+="<option value='"+i+"'>"+i+"</option>";
				}
				htmloYear+="</select>";
				/// Day
				htmloDayTable="<table id='"+this.sTABLEID+"' width='154' border=0 cellpadding=0 cellspacing=1 bgcolor='"+this.tableBorderColor+"'>";
				htmloDayTable+="<tbody bgcolor='#ffffff'style='font-size:10px;'>";
				for(i=0;i<=6;i++)
				{
					if(i==0)
						htmloDayTable+="<tr bgcolor='#98B8CD'>";
					else
						htmloDayTable+="<tr>";
					for(j=0;j<7;j++)
					{

						if(i==0)
						{
							htmloDayTable+="<td height='14' align='center' valign='middle' style='cursor:hand;font-size:12px;'>";
							htmloDayTable+=this.weekDaySting[j]+"</td>"
						}
						else
						{
							htmloDayTable+="<td height='14' align='center' valign='middle' style='cursor:hand;font-size:12px;'";
							htmloDayTable+=" onmouseover=CalendarCellsMsOver("+this.instanceName+")";
							htmloDayTable+=" onmouseout=CalendarCellsMsOut("+this.instanceName+")";
							htmloDayTable+=" onclick=CalendarCellsClick(this,"+this.instanceName+")>";
							htmloDayTable+="&nbsp;</td>"
						}
					}
					htmloDayTable+="</tr>";	
				}
				htmloDayTable+="</tbody></table>";
				/// Today Button
				htmloButton="<div align='center' style='padding:1px'>"
				htmloButton+="<button style='width:40px;height:16px;border:1px solid #BCD0DE;background-color:#eeeeee;cursor:hand;font-size:12px;'"
				htmloButton+=" onclick=CalendarTodayClick("+this.instanceName+")>"+this.oBtnTodayTitle+"</button>&nbsp;"
				htmloButton+="<button style='width:40px;height:16px;border:1px solid #BCD0DE;background-color:#eeeeee;cursor:hand;font-size:12px;'"
				htmloButton+=" onclick=CalendarCancel("+this.instanceName+")>"+this.oBtnCancelTitle+"</button> "
				htmloButton+="</div>"
				/// All
				htmlAll=htmlAll+htmloYear+htmloMonth+htmloDayTable+htmloButton+"</div>";
				document.write(htmlAll);
				this.Fill();	
			}
			function CalendarFill()			///
			{
				var sMonth,sYear,sWeekDay,sToday,oTable,currRow,MaxDay,sDaySn,sIndex,rowIndex,cellIndex,oSelectMonth,oSelectYear
				sMonth=this.currDate.getMonth();
				sYear=this.currDate.getYear();
				sWeekDay=(new Date(sYear,sMonth,1)).getDay();
				sToday=this.currDate.getDate();
				oTable=document.all[this.sTABLEID];
				currRow=oTable.rows[1];
				MaxDay=CalendarGetMaxDay(sYear,sMonth);
				
				oSelectMonth=document.all[this.sMONTHID]
				oSelectMonth.selectedIndex=sMonth;
				oSelectYear=document.all[this.sYEARID]
				for(i=0;i<oSelectYear.length;i++)
				{
					if(parseInt(oSelectYear.options[i].value)==sYear)oSelectYear.selectedIndex=i;
				}
				////
				for(sDaySn=1,sIndex=sWeekDay;sIndex<=6;sDaySn++,sIndex++)
				{

					if(sDaySn==sToday)
					{
						currRow.cells[sIndex].innerHTML="<font color=red><i>"+sDaySn+"</i></font>";
						this.oPreviousCell=currRow.cells[sIndex];
					}
					else
					{
						currRow.cells[sIndex].innerHTML=sDaySn;
						currRow.cells[sIndex].style.color="#666666";	
					}
					CalendarCellSetCss(0,currRow.cells[sIndex]);
				}
				for(rowIndex=2;rowIndex<=6;rowIndex++)
				{
					if(sDaySn>MaxDay)break;
					currRow=oTable.rows[rowIndex];
					for(cellIndex=0;cellIndex<currRow.cells.length;cellIndex++)
					{
						if(sDaySn==sToday)
						{
							currRow.cells[cellIndex].innerHTML="<font color=red><i>"+sDaySn+"</i></font>";
							this.oPreviousCell=currRow.cells[cellIndex];
						}
						else
						{
							currRow.cells[cellIndex].innerHTML=sDaySn;	
							currRow.cells[cellIndex].style.color="#666666";	
						}
						CalendarCellSetCss(0,currRow.cells[cellIndex]);
						sDaySn++;
						if(sDaySn>MaxDay)break;	
					}
				}
			}
			function CalendarRestore()					/// Clear Data
			{	
				var oTable
				oTable=document.all[this.sTABLEID]
				for(i=1;i<oTable.rows.length;i++)
				{
					for(j=0;j<oTable.rows[i].cells.length;j++)
					{
						CalendarCellSetCss(0,oTable.rows[i].cells[j]);
						oTable.rows[i].cells[j].innerHTML="&nbsp;";
					}
				}	
			}
			function CalendarRefresh(newDate)					///
			{
				this.currDate=newDate;
				this.Restore();	
				this.Fill();	
			}
			function CalendarCellsMsOver(oInstance)				/// Cell MouseOver
			{
				var myCell
				myCell=event.srcElement;
				CalendarCellSetCss(0,oInstance.oPreviousCell);
				if(myCell)
				{
					CalendarCellSetCss(1,myCell);
					oInstance.oPreviousCell=myCell;
				}
			}
			function CalendarCellsMsOut(oInstance)				////// Cell MouseOut
			{
				var myCell
				myCell=event.srcElement;
				CalendarCellSetCss(0,myCell);	
			}
			function CalendarCellsClick(oCell,oInstance)
			{
				var sDay,sMonth,sYear,newDate
				sYear=oInstance.currDate.getFullYear();
				sMonth=oInstance.currDate.getMonth();
				sDay=oInstance.currDate.getDate();
				if(oCell.innerText!=" ")
				{
					sDay=parseInt(oCell.innerText);
					if(sDay!=oInstance.currDate.getDate())
					{
						newDate=new Date(sYear,sMonth,sDay);
						oInstance.Refresh(newDate);
					}
				}
				sDateString=sYear+oInstance.separator+CalendarDblNum(sMonth+1)+oInstance.separator+CalendarDblNum(sDay);		///return sDateString
				if(oInstance.oTaget.tagName=="INPUT")
				{
					oInstance.oTaget.value=sDateString;
				}
				document.all[oInstance.sDIVID].style.display="none";		
			}
			function CalendarYearChange(oInstance)				/// Year Change
			{
				var sDay,sMonth,sYear,newDate
				sDay=oInstance.currDate.getDate();
				sMonth=oInstance.currDate.getMonth();
				sYear=document.all[oInstance.sYEARID].value
				newDate=new Date(sYear,sMonth,sDay);
				oInstance.Refresh(newDate);
			}
			function CalendarMonthChange(oInstance)				/// Month Change
			{
				var sDay,sMonth,sYear,newDate
				sDay=oInstance.currDate.getDate();
				sMonth=document.all[oInstance.sMONTHID].value
				sYear=oInstance.currDate.getYear();
				newDate=new Date(sYear,sMonth,sDay);
				oInstance.Refresh(newDate);	
			}
			function CalendarTodayClick(oInstance)				/// "Today" button Change
			{	
				oInstance.Refresh(new Date());		
			}
			
			function getDateString(oInputSrc,oInstance)
			{
				if(oInputSrc&&oInstance) 
				{
					CalendarDiv=document.all[oInstance.sDIVID];
					oInstance.oTaget=oInputSrc;
					CalendarDiv.style.pixelLeft=CalendargetPos(oInputSrc,"Left")-155+oInputSrc.offsetWidth;
					CalendarDiv.style.pixelTop=CalendargetPos(oInputSrc,"Top")+oInputSrc.offsetHeight;
					CalendarDiv.style.display=(CalendarDiv.style.display=="none")?"":"none";		
				}	
			}
			
			function CalendarCellSetCss(sMode,oCell)			/// Set Cell Css
			{
				// sMode
				// 0: OnMouserOut 1: OnMouseOver 
				if(sMode)
				{
					oCell.style.border="1px solid #5589AA";
					oCell.style.backgroundColor="#BCD0DE";
				}
				else
				{
					oCell.style.border="1px solid #FFFFFF";
					oCell.style.backgroundColor="#FFFFFF";
				}	
			}
			function CalendarGetMaxDay(nowYear,nowMonth)			/// Get MaxDay of current month
			{
				var nextMonth,nextYear,currDate,nextDate,theMaxDay
				nextMonth=nowMonth+1;
				if(nextMonth>11)
				{
					nextYear=nowYear+1;
					nextMonth=0;
				}
				else	
				{
					nextYear=nowYear;	
				}
				currDate=new Date(nowYear,nowMonth,1);
				nextDate=new Date(nextYear,nextMonth,1);
				theMaxDay=(nextDate-currDate)/(24*60*60*1000);
				return theMaxDay;
			}
			function CalendargetPos(el,ePro)				/// Get Absolute Position
			{
				var ePos=0;
				while(el!=null)
				{		
					ePos+=el["offset"+ePro];
					el=el.offsetParent;
				}
				return ePos;
			}
			function CalendarDblNum(num)
			{
				if(num<10) 
					return "0"+num;
				else
					return num;
			}
			function CalendarCancel(oInstance)			///Cancel
			{
				CalendarDiv=document.all[oInstance.sDIVID];
				CalendarDiv.style.display="none";		
			}
			//-->
	
			
    function openDialog(src,width, height) {
	    try {
		    return window.showModalDialog(src,'SomeWin',"dialogHeight: " + height + "px; dialogWidth: " + width + "px; help:no; status:no");
	    } catch (e) {
		    errorHandle(e);
	    }
	    
	    
	 
	  
}