function chksafe(str)
	{	
		fibdn = new Array ("'","/",",");//lawless char
		i=fibdn.length;
		j=str.length;
		for (ii=0;ii<i;ii++)
		{	for (jj=0;jj<j;jj++)
			{	temp1=str.charAt(jj);
				temp2=fibdn[ii];
				if (temp1==temp2)
				{	return false; }
			}
		}
		return true;
		
	}
	function checktext(objSource,objArgs)
		{
			var checkitem=objArgs.Value;
			if (chksafe(checkitem)==0)
			{
				objArgs.IsValid=false;
			}
			else
			{
				objArgs.IsValid=true;
			}
			return;
		}			

	/////
	// Title: IsNumber <p>
	// Description: This function is used to check if the user input is number.<p>
	// Copyright:  
	// Company: <p>
	// @author: sunsnow
	// @version 1.0
	// @date    2004/09/09
	// <param name="str">check's string</param>
	// <return value="true">number</return>
	// <return value="false">string</return>
	///
	function IsNumber(txtName)
	{
		var strTemp = "";
		if (isNaN(txtName))
		{
			return false ;
		}
		else
		{
			return true;
		}
	}
	/////
	// Title: IsNumber1 <p>
	// Description: <p>
	// Copyright:  
	// Company: <p>
	// @author: sunsnow
	// @version 1.0
	// @date    2004/09/09
	// <param name="objTextbox">check's string</param>
	// <param name="txtName">display message !</param>
	// <return value="true">number</return>
	// <return value="false">string</return>
	///
	function IsNumber1(objTextbox,txtName)
	{
		var txtValue=objTextbox.value;
		var strTemp = "";		
		if (isNaN(txtValue)){
			strTemp = "\"" + txtName + "\" must number!";
			window.alert(strTemp) ;
			objTextbox.value="";
			objTextbox.focus();
			objTextbox.select();
			return false ;
		}else{
			return true ;
		}
	}
	
	/////
	// Title: chkDate <p>
	// Description: <p>
	// Copyright:  
	// Company: <p>
	// @author: sunsnow
	// @version 1.0
	// @date    2004/09/09
	// <param name="datestr">check's date value</param>
	// <return value="true">date string</return>
	// <return value="false">It isn't date string</return>
	///
	function chkDate(datestr)
	{
		var lthdatestr
		if (datestr != "")
			lthdatestr= datestr.length ;
		else
			lthdatestr=0;
			
		var tmpy="";
		var tmpm="";
		var tmpd="";
		//var datestr;
		var status;
		status=0;
		if ( lthdatestr== 0)
			return false;
		
		for (i=0;i<lthdatestr;i++){	
			if (datestr.charAt(i)== '-')
				status++;
			if (status>2)
				//alert("Invalid format of date!");
				return false;			
			if ((status==0)&&(datestr.charAt(i)!='-'))
				tmpy=tmpy+datestr.charAt(i)
			if ((status==1)&&(datestr.charAt(i)!='-'))
				tmpm=tmpm+datestr.charAt(i)
			if ((status==2)&&(datestr.charAt(i)!='-'))
				tmpd=tmpd+datestr.charAt(i)

		}
		year=new String (tmpy);
		month=new String (tmpm);
		day=new String (tmpd)

		if ((tmpy.length!=4) || (tmpm.length>2) || (tmpd.length>2))
			return false;
		if (!((1<=month)&&(12>=month)&&(31>=day)&&(1<=day)) )
			return false;
		if (!((year % 4)==0)&& (month==2)&&(day==29))
			return false;
		if ((month<=7)&& ((month % 2)==0)&&(day>=31))
			return false;
		if ((month>=8)&&((month % 2)==1) && (day>=31))
			return false;
		if ((month==2)&&(day==30))
			return false;		
		return true;
	}
	/////
	// Title: chkTime <p>
	// Description: <p>
	// Copyright:  
	// Company: <p>
	// @author: sunsnow
	// @version 1.0
	// @date    2004/09/09
	// <param name="datestr">check's Time value</param>
	// <return value="true">Time string</return>
	// <return value="false">It isn't Time string</return>
	///
	function chkTime(datestr)
	{
		var lthdatestr
		if (datestr != "")
			lthdatestr= datestr.length ;
		else
			lthdatestr=0;
			
		var tmpy="";
		var tmpm="";
		var tmpd="";
		//var datestr;
		var status;
		status=0;
		if ( lthdatestr== 0)
			return false;
		
		for (i=0;i<lthdatestr;i++){	
			if (datestr.charAt(i)== ':')
				status++;
			if (status>2)
				//alert("Invalid format of date!");
				return false;			
			if ((status==0)&&(datestr.charAt(i)!=':'))
				tmpy=tmpy+datestr.charAt(i)
			if ((status==1)&&(datestr.charAt(i)!=':'))
				tmpm=tmpm+datestr.charAt(i)
			if ((status==2)&&(datestr.charAt(i)!=':'))
				tmpd=tmpd+datestr.charAt(i)

		}
		hour=new String (tmpy);
		minute=new String (tmpm);
		second=new String (tmpd)

		if ((tmpy.length!=2) || (tmpm.length!=2) || (tmpd.length!=2))
			return false;
		if (!((0<=hour)&&(23>=hour)&&(59>=minute)&&(1<=minute)&&(59>=second)&&(1<=second)) )
			return false;		
		return true;
	}
	/////
	// Title: chkDateTime <p>
	// Description: <p>
	// Copyright:  
	// Company: <p>
	// @author: sunsnow
	// @version 1.0
	// @date    2005/03/18
	// <param name="datestr">check's datetime value</param>
	// <return value="true">datetime string</return>
	// <return value="false">It isn't datetime string</return>
	///
	function chkDateTime(datestr)
	{
		var lthdatestr
		if (datestr != "")
			lthdatestr= datestr.length ;
		else
			lthdatestr=0;
			
		var tDate = "";
		var tTime = "";
		//var datestr;
		var status;
		status=0;
		if ( lthdatestr== 0)
			return false;
		
		if(lthdatestr < 19)
			return false;
		tDate = datestr.substring(0,10);
		if(! chkDate(tDate))
			return false;
		if(datestr.charAt(10)!=' ')
			return false;		
		tTime = datestr.substring(11,19);
		return chkTime(tTime);
	}
	function trim(str){
		str = str.toString()
		var index = str.indexOf(" ")
		if(index == -1 || str.length == 0)
			return str
		
		if(index == 0){
			while(index == 0){
				str = str.replace(" ","")
				index = str.indexOf(" ")
			}
		}
		index = str.indexOf(" ",str.length-1)
		
		if(index == str.length -1 && str.length != 0){
			while(index == str.length-1){
				str = str.substring(0,index)
				index = str.indexOf(" ",str.length-1)
			}
		}
		return str
	}
//common function,end 


function display_info(url,name){
	var newwin=window.open(url,name,"toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=640,height=480");
	newwin.focus();
	return true;

}
function openScript(url, width, height){
	var Win = window.open(url,"openScript",'width=' + width + ',height=' + height + ',resizable=yes,scrollbars=yes,menubar=no,status=yes' );
	Win.focus();
}

function openWin(url){
	var Win = window.open(url,"WinOpen",'' );
	Win.focus();
}
function showDialog_Detail(url){
	window.showModalDialog(url,"Dailog",'dialogWidth:800px;dialogHeight:600px;help:no;scroll:yes;status:no')	
}

//list turn page check
function chkCurrentPage(objSource,objArgs){			
	var chkValue = objArgs.Value;
	objArgs.IsValid = IsNumber(chkValue);
	return;
}