function trim(stringToTrim) {
	return stringToTrim.replace(/^\s+|\s+$/g,"");
	
}
String.prototype.tokenize = tokenize;

function tokenize()
  {
     var input             = "";
     var separator         = " ";
     var trim              = "";
     var ignoreEmptyTokens = true;

     try {
       String(this.toLowerCase());
     }
     catch(e) {
       window.alert("Tokenizer Usage: string myTokens[] = myString.tokenize(string separator, string trim, boolean ignoreEmptyTokens);");
       return;
     }

     if(typeof(this) != "undefined")
       {
          input = String(this);
       }

     if(typeof(tokenize.arguments[0]) != "undefined")
       {
          separator = String(tokenize.arguments[0]);
       }

     if(typeof(tokenize.arguments[1]) != "undefined")
       {
          trim = String(tokenize.arguments[1]);
       }

     if(typeof(tokenize.arguments[2]) != "undefined")
       {
          if(!tokenize.arguments[2])
            ignoreEmptyTokens = false;
       }

     var array = input.split(separator);

     if(trim)
       for(var i=0; i<array.length; i++)
         {
           while(array[i].slice(0, trim.length) == trim)
             array[i] = array[i].slice(trim.length);
           while(array[i].slice(array[i].length-trim.length) == trim)
             array[i] = array[i].slice(0, array[i].length-trim.length);
         }

     var token = new Array();
     if(ignoreEmptyTokens)
       {
          for(var i=0; i<array.length; i++)
            if(array[i] != "")
              token.push(array[i]);
       }
     else
       {
          token = array;
       }

     return token;
  }



        
        
        
function isTextBoxEmpty(ID, msg)
{
    
   val = document.getElementById(ID);
   
   if(trim(val.value).length == 0)
   {
     alert(msg);
     document.getElementById(ID).focus();
     document.getElementById(ID).select();
     return true;
    }
    return false;
}
function isValidDate(ID, msg)
{
   val = document.getElementById(ID);
   if(trim(val.value).length == 0)
   {
     alert(msg);
     document.getElementById(ID).focus();
     document.getElementById(ID).select();
     return true;
    }
    if(isDate(val.value)==false)
    {
     alert(msg);
     document.getElementById(ID).focus();
     document.getElementById(ID).select();
     return true;
    }
    return false;
}
function isListBoxEmpty(ID, msg)
{
   
   if(document.getElementById(ID).options.length == 0)
   {
     alert(msg);
     document.getElementById(ID).focus();
     
     return true;
    }
    return false;
}
function isTextBoxIDEmpty(ID, Name, msg)
{
   val = document.getElementById(Name);
   if(trim(val.value).length == 0)
   {
     alert(msg);
     document.getElementById(ID).focus();
     document.getElementById(ID).select();
     return true;
    }
    return false;
}
function IsTwoFileNamesAreSame(TextBox1, TextBox2, msg)
{
 
   val1 = document.getElementById(TextBox1);
   val2 = document.getElementById(TextBox2);
     
   if(trim(val1.value).length == 0)
   {
     return false;
    }
    if(trim(val2.value).length == 0)
   {
     return false;
    }
    
    var file1 = document.getElementById(TextBox1);
    var fileName1 = file1.value;
    var output1 = fileName1.tokenize("\\", fileName1, true);
    var fname1 = "";
    if(output1.length == 0)
        fname1 = file1.value; 
    else
        fname1 = output1[output1.length-1]; 
        
    var file2 = document.getElementById(TextBox2);
    var fileName2 = file2.value;
    var output2 = fileName2.tokenize("\\", fileName2, true);
    var fname2 = output2[output2.length-1]; 
    
    if(fname1 == fname2)
    {
        alert(msg);
        document.getElementById(TextBox2).focus();
        document.getElementById(TextBox2).select();
        return true;
    }    
    return false;
}

function MakeXMLHTTPCall(ID, type, tcode, msg)
{
  var xmlHttpObj;
   if (window.ActiveXObject)
   {
      try
      {
          xmlHttpObj = new ActiveXObject('Microsoft.XMLHTTP');
      } catch (e)
      {
        xmlHttpObj = new ActiveXObject('Msxml2.XMLHTTP');
      }
    }
    else
     xmlHttpObj = new XMLHttpRequest();
     if (xmlHttpObj)
     {
     //http://' + location.host + '/AjaxFunctions.aspx?Type='+type+'&'+tcode+'='+val.value
     
        val = document.getElementById(ID);
        
        xmlHttpObj.open('GET','http://' + location.host + '/AjaxFunctions.aspx?Type='+type+'&'+tcode+'='+val.value, false);
        xmlHttpObj.send(''); 
        
        if(xmlHttpObj.responseText == 'true')
        {
           alert(msg);
           document.getElementById(ID).focus();
           document.getElementById(ID).select();
           return true;
        }
        else
        {
          return false;
        }
     }
     else
       alert('AJAX FAILED.......'); 
}
function XMLHTTPCallCheckDBData(tableName, fieldName, fieldValue, msg)
{
  var xmlHttpObj;
   if (window.ActiveXObject)
   {
      try
      {
          xmlHttpObj = new ActiveXObject('Microsoft.XMLHTTP');
      } catch (e)
      {
        xmlHttpObj = new ActiveXObject('Msxml2.XMLHTTP');
      }
    }
    else
     xmlHttpObj = new XMLHttpRequest();
     if (xmlHttpObj)
     {
     //http://' + location.host + '/AjaxFunctions.aspx?Type='+type+'&'+tcode+'='+val.value
     
        val = document.getElementById(fieldValue);
        
        xmlHttpObj.open('GET','http://' + location.host + '/AtheneAjaxFunctions.aspx?TableName='+tableName+'&FieldName='+fieldName+'&FieldValue='+val.value, false);
        xmlHttpObj.send(''); 
         
        if(xmlHttpObj.responseText == 'true')
        {
           
           alert(msg);
           document.getElementById(fieldValue).focus();
           document.getElementById(fieldValue).select();
           return true;
        }
        else
        {
          return false;
        }
     }
     else
       alert('AJAX FAILED.......'); 
}
function XMLHTTPCall(tableName, IDfieldName, fieldValue, nameFieldName, IDDBColumnName, NameDBColumnName, msg)
{
  
  var xmlHttpObj;
   if (window.ActiveXObject)
   {
      try
      {
          xmlHttpObj = new ActiveXObject('Microsoft.XMLHTTP');
      } catch (e)
      {
        xmlHttpObj = new ActiveXObject('Msxml2.XMLHTTP');
      }
    }
    else
     xmlHttpObj = new XMLHttpRequest();
     if (xmlHttpObj)
     {
     //http://' + location.host + '/AjaxFunctions.aspx?Type='+type+'&'+tcode+'='+val.value
     
        val = document.getElementById(IDfieldName);
        //alert('http://' + location.host + '/AjaxFunctions.aspx?TTableName='+tableName+'&TFieldName='+fieldName+'&TFieldValue='+val.value);
        xmlHttpObj.open('GET','http://' + location.host + '/AjaxGetData.aspx?TTableName='+tableName+'&TIDDBColumnName='+IDDBColumnName+'&TNameDBColumnName='+NameDBColumnName+'&TIDFieldValue='+val.value, false);
        xmlHttpObj.send(''); 
         
        if(xmlHttpObj.responseText == '')
        {
           alert(msg);
           document.getElementById(IDfieldName).value=document.getElementById(IDfieldName).value;
           document.getElementById(nameFieldName).value='';
           document.getElementById(IDfieldName).focus();
           document.getElementById(IDfieldName).select();
           return false;
        }
        else
        {
            document.getElementById(nameFieldName).value=xmlHttpObj.responseText;
          return true;
        }
     }
     else
       alert('AJAX FAILED.......'); 
}
function XMLHTTPCall1(tableName, IDfieldName, fieldValue, nameFieldName, IDDBColumnName, NameDBColumnName, checkDBColumnName, checkClientID, msg)
{
  
  var xmlHttpObj;
   if (window.ActiveXObject)
   {
      try
      {
          xmlHttpObj = new ActiveXObject('Microsoft.XMLHTTP');
      } catch (e)
      {
        xmlHttpObj = new ActiveXObject('Msxml2.XMLHTTP');
      }
    }
    else
     xmlHttpObj = new XMLHttpRequest();
     if (xmlHttpObj)
     {
     //http://' + location.host + '/AjaxFunctions.aspx?Type='+type+'&'+tcode+'='+val.value
     
        val = document.getElementById(IDfieldName);
        checkValue = document.getElementById(checkClientID);
        
        //alert('http://' + location.host + '/AjaxFunctions.aspx?TTableName='+tableName+'&TFieldName='+fieldName+'&TFieldValue='+val.value);
        xmlHttpObj.open('GET','http://' + location.host + '/AjaxGetData1.aspx?TTableName='+tableName+'&TIDDBColumnName='+IDDBColumnName+'&TNameDBColumnName='+NameDBColumnName+'&TIDFieldValue='+val.value+'&TCheckDBColumnName='+checkDBColumnName+'&TCheckValue='+checkValue.value, false);
        xmlHttpObj.send(''); 
         
        if(xmlHttpObj.responseText == '')
        {
           alert(msg);
           document.getElementById(IDfieldName).value=document.getElementById(IDfieldName).value;
           document.getElementById(nameFieldName).value='';
           document.getElementById(IDfieldName).focus();
           document.getElementById(IDfieldName).select();
           return true;
        }
        else
        {
            document.getElementById(nameFieldName).value=xmlHttpObj.responseText;
          return false;
        }
     }
     else
       alert('AJAX FAILED.......'); 
}
function IsDecimal(form)
{
   //alert(String.fromCharCode(event.charCode ? event.charCode : event.keyCode));
   
   var reg = /[\-0-9\.]/g;
   if(!reg.test(String.fromCharCode(event.charCode ? event.charCode : event.keyCode)))
       return false;
    else
           {
           
                var val = form.value+String.fromCharCode(event.charCode ? event.charCode : event.keyCode);
                
                if(val.length==1)
                    return true;
                
                var dec = true;   
                var chars = "0123456789.";
                var dpoint = '.';
                var dcnt = 0;
                var dplaces = 0;
                var neg = '-';
                for (i=0; i<val.length; i++) 
                { 
                    chr = val.charAt(i); 
                    if(i == 0)
                    {
                        if(chr != neg)
                        {
                            if (chars.indexOf(chr)==-1)
                            {
                                dec = false;
                                break;
                            }
                        }
                    }
                    else
                    {
                        if (chars.indexOf(chr)==-1)
                        {
                            dec = false;
                            break;
                        }
                    }
                    
                    if(dplaces >= 1)
                    {
                        dplaces = dplaces + 1;
                        if(dplaces > 3)
                        {
                            dec = false;
                            break;
                        }
                    }
                    if(chr == dpoint)
                    {
                        dcnt = dcnt +1;
                        dplaces = dplaces + 1;
                        
                    }
                    if(dcnt > 1)
                    {
                        dec = false;
                        break;
                    }
                }
                return dec;
           }

        }
        
function IsThreeDecimal(form)
{
   //alert(String.fromCharCode(event.charCode ? event.charCode : event.keyCode));
   
   var reg = /[\-0-9\.]/g;
   if(!reg.test(String.fromCharCode(event.charCode ? event.charCode : event.keyCode)))
       return false;
    else
           {
           
                var val = form.value+String.fromCharCode(event.charCode ? event.charCode : event.keyCode);
                
                if(val.length==1)
                    return true;
                
                var dec = true;   
                var chars = "0123456789.";
                var dpoint = '.';
                var dcnt = 0;
                var dplaces = 0;
                var neg = '-';
                for (i=0; i<val.length; i++) 
                { 
                    chr = val.charAt(i); 
                    if(i == 0)
                    {
                        if(chr != neg)
                        {
                            if (chars.indexOf(chr)==-1)
                            {
                                dec = false;
                                break;
                            }
                        }
                    }
                    else
                    {
                        if (chars.indexOf(chr)==-1)
                        {
                            dec = false;
                            break;
                        }
                    }
                    
                    if(dplaces >= 1)
                    {
                        dplaces = dplaces + 1;
                        if(dplaces > 4)
                        {
                            dec = false;
                            break;
                        }
                    }
                    if(chr == dpoint)
                    {
                        dcnt = dcnt +1;
                        dplaces = dplaces + 1;
                        
                    }
                    if(dcnt > 1)
                    {
                        dec = false;
                        break;
                    }
                }
                return dec;
           }

        }
function IsInteger(form)
{
   //alert(String.fromCharCode(event.charCode ? event.charCode : event.keyCode));
   var reg = /[\-0-9]/g;
   if(!reg.test(String.fromCharCode(event.charCode ? event.charCode : event.keyCode)))
       return false;
    else
    {
                var val = form.value+String.fromCharCode(event.charCode ? event.charCode : event.keyCode);
                if(val.length==1)
                    return true;
                
                var dec = true;   
                var chars = "0123456789.";
                var dpoint = '.';
                var dcnt = 0;
                var dplaces = 0;
                var negcnt = 0;
                var neg = '-';
                for (i=0; i<val.length; i++) 
                { 
                    chr = val.charAt(i); 
                    if(chr == dpoint)
                        return false;
                    if(i == 0)
                    {
                        if(chr != neg)
                        {
                            if (chars.indexOf(chr)==-1)
                            {
                                dec = false;
                                break;
                            }
                        }
                        else
                            negcnt = negcnt+1;
                    }
                    else
                    {
                        
                        if(chr == neg)
                            return false;
                        if (chars.indexOf(chr)==-1)
                        {
                            dec = false;
                            break;
                        }
                    }
                }
        return dec;
    }
}
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 strDay=dtStr.substring(0,pos1)
	var strMonth=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 : dd/mm/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 a valid 4 digit year between "+minYear+" and "+maxYear)
		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 ValidateForm(){
	var dt=document.frmSample.txtDate
	if (isDate(dt.value)==false){
		dt.focus()
		return false
	}
    return true
 }