function trim(arg,func) {
	var trimvalue = "";
	arglen = arg.length;
	if (arglen < 1) return trimvalue;

	if (func == "left" || func== "both") {

	i = 0;
	pos = -1;
	while (i < arglen) {
	if (arg.charCodeAt(i) != 32 &&
	!isNaN(arg.charCodeAt(i))) {
	pos = i;
	break;
	}
	i++;
	}
	}

	if (func == "right" || func== "both") {
	var lastpos = -1;
	i = arglen;
	while (i >= 0) {
	if (arg.charCodeAt(i) != 32 &&
	!isNaN(arg.charCodeAt(i))) {
	lastpos = i;
	break;
	}
	i--;
	}
	}

	if (func == "left") {
	trimvalue = arg.substring(pos,arglen-1);
	}

	if (func == "right") {
	trimvalue = arg.substring(0,lastpos+1);
	}

	if (func == "both") {
	trimvalue = arg.substring(pos,lastpos + 1);
	}

	return trimvalue;

}

function splChar(strtxt)
{
	var str = strtxt;
	var spl = "~!@#$%^&*()|\/><";
	for (i=0;i<str.length;i++)
	{
	str1 = str.substring(i,i+1);
	if(spl.indexOf(str1,0)>=0)
	{			
	return true;
	}
	} 
	return false;
}
function emailChk(strtxt)
{
	var str = strtxt;
	var spl = "@.";
	for (i=0;i<str.length;i++)
	{
	str1 = str.substring(i,i+1);
	if(spl.indexOf(str1,0)>=0)
	{			
	return true;
	}
	
	} 
	return false;
}

function chkSpace(strtxt)
{
	var str = strtxt;	
	for (i=0;i<str.length;i++)
	{	
	str1 = str.substring(i,i+1);
	if(str1==" ")
	{			
	return true;
	}
	} 
	return false;
}

function chkFspace(strtxt)
{
	str = strtxt
	str1 = str.substring(0,1);
	if (str1 == " ")
	{
	return true;
	}
	return false;
}

function chkNum(strtxt)
{
	var str = strtxt;
	var spl = "0123456789";
	for (i=0;i<str.length;i++)
	{
	str1 = str.substring(i,i+1);
	if(spl.indexOf(str1,0)>=0)
	{			
	return true;
	}
	} 
	return false;
}

function chksplNum(strtxt)
{
	var str = strtxt;
	var spl = "0123456789~!@#$%^&*()|\/><";
	for (i=0;i<str.length;i++)
	{
	str1 = str.substring(i,i+1);
	if(spl.indexOf(str1,0)>=0)
	{			
	return true;
	}
	} 
	return false;
}

function noNum(strtxt)
{
	var str = strtxt;
	var spl = "0123456789";
	for (i=0;i<str.length;i++)
	{
	str1 = str.substring(i,i+1);
	if(spl.indexOf(str1,0)>=0)
	{			
	//return true;
	}
	else
	{
	return true;
	}
	} 
	return false;
}

function telChk(strtxt)
{
	 
	var str = strtxt;
	var spl = "0123456789+-()";
	for (i=0;i<str.length;i++)
	{
	
	str1 = str.substring(i,i+1);
	if(((spl.indexOf(str1,0)>=0)) || (str1 == " "))
	{			
	//return true;
	}
	else
	{
	return true;
			
	}
	} 
	return false;			
}

			
function validcheck(strchar,allowchar)
		{
				
		var str = strchar;
		var spl = allowchar;
		for (i=0;i<str.length;i++)
		{
	
		str1 = str.substring(i,i+1);
		if((spl.indexOf(str1,0)>=0))
		{			
		//return true;
		}
		else
		{
		return true;
				
		}
		} 
		return false;		
		
	//------------------	
		
		}
		
		

function escapeVal(textValue)
	{
		var txtValue = escape(textValue)
		for(i=0; i<textValue.length; i++)
		{
		 	if(txtValue.indexOf("%0D%0A") > -1)
			{
				txtValue = txtValue.replace("%0D%0A",' ')
			}
			else if(txtValue.indexOf("%0A") > -1)
			{	
				txtValue=txtValue.replace("%0A",' ')
			}
			else if(txtValue.indexOf("%0D") > -1)
			{
				txtValue=txtValue.replace("%0D",' ')	
			}
		}
		txtValue = unescape(txtValue)
		return txtValue
	}



function validEcheck(strEmail)
{ 

	var emailID=strEmail 
	if(echeck(strEmail)==false)
	{ 
		return false;
	}
	return true; 

} 



function echeck(str) 
{ 
 var at="@" 
 var dot="." 
 var lat=str.indexOf(at)
 
 var lstr=str.length 

 var ldot=str.indexOf(dot) 


if(str.indexOf(at)==-1){ 
alert("Invalid E-mail ID")
return false;
}


if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr || str.indexOf(dot)==lstr-1){ 
alert("Invalid E-mail ID")
return false; }

if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){ 
alert("Invalid E-mail ID") 
return false; }


if (str.indexOf(at,(lat+1))!=-1){ 
alert("Invalid E-mail ID") 
return false;
}
 
if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){ 
alert("Invalid E-mail ID")
return false } 

if (str.indexOf(dot,(lat+2))==-1)
{ alert("Invalid E-mail ID") 
return false }  

if (str.indexOf(" ")!=-1)
{ 
alert("Invalid E-mail ID") 
return false } 
return true } 





//------------------

var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false;
	}
	if (strYear.length != 4 || year==0 ){ // ||year<minYear || year>maxYear){
		alert("Please Enter 4 digit for year ")
		return false;
	}
	else if(year<minYear)
	{
		alert("Please Enter year above 1900")
		return false;
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false;
	}
return true
}


	function chkNumFormat(strchar)
	{
		var str = strchar;
		var spl = ".";
		var iCount = 0;
		for (i=0;i<str.length;i++)
		{		
			str1 = str.substring(i, i+1);
			if((spl.indexOf(str1,0) >= 0))
			{			
				iCount += 1;					
			}
		} 
		if(iCount > 1 )
		{
			alert("Invalid Number Format")
			return false
		}
		else
		{
			return true
		}
	}
	
	
	function validchk(strchar,allowchar)
		{
				
		var str = strchar;
		var spl = allowchar;
		for (i=0;i<str.length;i++)
		{
	
		str1 = str.substring(i,i+1);
		if((spl.indexOf(str1,0)>=0))
		{			
		//return true;
		}
		else
		{
		return 1;
				
		}
		} 
		return 0;		
		
	//------------------	
		
		}