//===========================================================================

// Module     : docroot/scripts

// File       : nbtools.js

// Author     : Bilal A. Chouman

// Version    : 

// Date       : October 16, 2001

// Decription : 

//===========================================================================



//

//

// Copyright 2001 Nav Link, Inc. All Rights Reserved.

// 

// This software is the proprietary information of Nav-Link, Inc.  

// Use is subject to license terms.

//

//



//

// This function generates a random number

// of minimum sz digits and maximum 2*sz 

// digits. (16 based)

//

function fnNBRandomNumber_JS(sz) {

   

    var num = new Array(sz);

    var i;

    var randomNumber = "";

    

    for (i=0; i<sz; i++) {

     num[i]=Math.floor(16*Math.random()+1);

   

    if (num[1]==num[0]) {

      while (num[1]==num[0]) {

       num[1]=Math.floor(16*Math.random()+1);

     }

   }

   

   if (num[2]==num[1] || num[2]==num[0]) {

      while (num[2]==num[1] || num[2]==num[0]) {

        num[2]=Math.floor(16*Math.random()+1);

      }

   }

  

   if (num[3]==num[2] || num[3]==num[1] || num[3]==num[0]) {

    while (num[3]==num[2] || num[3]==num[1] || num[3]==num[0]) {

       num[3]=Math.floor(16*Math.random()+1);

    }

   }

  

   randomNumber = randomNumber + num[i];

  }

     

  

  return randomNumber; 

    

 }





//

// The following function generates an identifier 

// based on the following criteria.

//

//

// To meet the minimum of 8 characters length

// for a Customer ID.

//

// Case (1): If the str3 is more than or equal to 

//           six characters, then the ID becomes:

//

//		First character of str1

//		First character of str2

//		First 6 characters of str3

//

     

// Case (2): If the str3 is less than six

//           characters, then the ID becomes

//

//     First character of str1

//     First charcter of str2

//     All of the (less than 6) characters of the str3

//     Additional (8-total length) random digits

//



function fnNBGenerateId_JS(str1, str2, str3) {



     var ID = "";



     //

     // DEBUG:

     //

     //alert("str1 = " + str1);

     //alert("str2 = " + str2);

     //alert("str3 = " + str3);          

     //

     // DEBUG:

     //

          

     if ((str1 != null) && (str1 != "") &&

         (str2 != null) && (str2 != "") &&

         (str3 != null) && (str3 != "")) {

         	

      var len;

      var sub1, sub2, sub3;

     

      len2 = str1.length;

      len3 = str2.length;

     

      //

      // Remove spaces or "-" or "_" if any from the str1 string.

      //

      var nstr1 = "";

      var len1 = str1.length;

      var ch1 = "";

      var i = 0;

      for (i = 0; i < len1; i++) {

        ch1 = str1.substr(i,1);

        if ((ch1 != " ") || (ch1 != "-") || (ch1 != "_")) {

         nstr1 = nstr1 + ch1;

        }

      }     

     



      //

      // Remove spaces or "-" or "_" if any from the str2 string.

      //

      var nstr2 = "";

      var len2 = str2.length;

      var ch2 = "";

      var i = 0;

      for (i = 0; i < len2; i++) {

        ch2 = str2.substr(i,1);

        if ((ch2 != " ") || (ch2 != "-") || (ch2 != "_")) {

         nstr2 = nstr2 + ch2;

        }

      }     





      //

      // Remove spaces or "-" or "_" if any from the str3 string.

      //

      var nstr3 = "";

      var len3 = str3.length;

      var ch3 = "";

      var i = 0;

      for (i = 0; i < len3; i++) {

        ch3 = str3.substr(i,1);

        if ((ch3 != " ") || (ch3 != "-") || (ch3 != "_")) {

         nstr3 = nstr3 + ch3;

        }

      }     



     //

     // DEBUG:

     //

     //alert("nstr1 = " + nstr1);

     //alert("nstr2 = " + nstr2);

     //alert("nstr3 = " + nstr3);          

     //

     // DEBUG:

     //

     

     

     //

     // Case (1):

     //

     len3 = nstr3.length;     

     

     var sub1 = nstr1.substr(0,1);

     var sub2 = nstr2.substr(0,1);     

     var xdigits = "";

     if (len3 >= 6) {

      sub3 = nstr3.substr(0,6);

     } else {

      sub3 = nstr3;

      //

      // Get a random number.

      //

      var digitlen = 6 - len3;

      //

      // Size of random seed number.

      //

      var sz;

      

      if ((digitlen < 3) || (digitlen >= 6)) {

        sz = 3;

      } else {

        sz = digitlen;

      }

      xdigits = fnNBRandomNumber_JS(sz);

      

     }

          

     ID = sub1 + sub2 + sub3 + xdigits;

     

     

    }

                   

    return ID;

}







// Build an array initializer

function isnArray() {

 for (var i=0;i<isnArray.arguments.length;i++) {

  this[i+1] = isnArray.arguments[i];

  }

}





function getFullYear(d) { // d is a date object

 yr = d.getYear();

 if (yr < 1000)

  yr+=1900;

 return yr;

}







//

// This function generates a full (timed date).

//





function isnclock(){

 var now=new Date();

 var hrs=now.getHours();

 var min=now.getMinutes();

 var sec=now.getSeconds();



document.write(isnDays[today.getDay()] + ", " +  today.getDate()

 + " " + isnMonths[today.getMonth() + 1] + " " + getFullYear(today)+ " ");



 document.write(""+((hrs>12) ? hrs-12 : hrs) + ":"); 

 document.write(""+((min<10) ? "0" : "")+min + ":");

 document.write(""+((sec<10) ? "0" : "")+sec);

 (hrs>=12) ? document.write(" pm") : document.write(" am");

 //isn1=setTimeout("isnclock()",1000);

}







//

// This function gets n years back from

// the current year in HTML option form for

// a select, with the last one being selected.

//

function fnGetNYears(n) {



  var thisDay = new Date();

  var thisYear;

  var year;

  

  thisDay = new Date();

  thisYear = getFullYear(thisDay);



  

  for (year = (thisYear - n); year <= thisYear; year++) {

    //

    // The first one make it selectable

    //    

    if (year == (thisYear -n)) {

      document.write("<option selected value=\""+year+"\">"+year+"</option>");

    } else {

      document.write("<option value=\""+year+"\">"+year+"</option>");

    }

  }

  	

}





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

//

// NAME  : fnIsValidFloat_JS()

// DESC  : Given an string representation of a number this function check to see if the 

//         number contains strictly numeric values that represent a float value.

// AUTHOR: Bilal A. Chouman

// DATE  : November 5, 2001

//

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

 

function fnIsValidFloat_JS(aFloat) {



    var valid = false;

    var abort = false

    

    //

    // Make sure that the given float is not "0", "0.", "0.0", "0.00", ".0". ,".00"

    // or even "0.000".

    // Assuming 

    //



    var amount = parseFloat(aFloat);

    

    if ((aFloat != "") && (aFloat != ".") && (amount > 0)) {

    

    

    var i = 0;

    var pointFound = false;

    var afterPoint = 0;

         

    while ((i < aFloat.length) && (!abort)) {



       var ch = aFloat.charAt(i);

      

       if (ch==" ") {

         abort = true;

       } 

       

       //

       // Let's ensure that there is only one decimal points

       // 

       if ((ch == ".")  && (!pointFound)) {

       	 pointFound = true;

       	 i++;

       } else {

      

         if (ch=="0" || ch=="1" || ch=="2" || ch=="3" || ch=="4" || ch=="5" || ch=="6" || ch=="7" || ch=="8" || ch=="9")

         { 

           //

           // Now let's ensure that there are only two digit

           // after the decimal.

           //

           if (pointFound) {

             if (afterPoint < 2) {

             	afterPoint++;

             } else {

             	abort = true;

             }

           }

             

           if (!abort) {

             //

             // Looks okay, check the next character.

             //

             i++;

           }

        

         } else {

        

	   abort = true;

         }

         

       }

     }  // while

    

     //

     // It's only valid if abort is false and i = the length

     // of the account number string.

     //

     if ((!abort) && (i == aFloat.length)) {

       valid = true;

     }

    

    

   } // aFloat != ""

   

   return (valid);

}







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

//

// NAME  : fnIsValidAlphanumeric_JS()

// DESC  : Given string ensure it's alphanumeric 

// AUTHOR: Bilal A. Chouman

// DATE  : May 21, 2001

//

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

 

function fnIsValidAlphanumeric_JS(some_text) {

	



    var valid = false;

    var abort = false

    

    if (some_text != "") {

    

    

    var i = 0;

         

     while ((i < some_text.length) && (!abort)) {



       var ch = some_text.charAt(i);

      

       if (ch==" ") {

         abort = true;

       } 

      

       if (ch=="0" || ch=="1" || ch=="2" || ch=="3" || ch=="4" || ch=="5" || ch=="6" || ch=="7" || 

           ch=="8" || ch=="9" ||

           ch=="a" || ch=="b" || ch=="c" || ch=="d" || ch=="e" || ch=="f" || ch=="g" || ch=="h" ||

           ch=="i" || ch=="j" || ch=="k" || ch=="l" || ch=="m" || ch=="n" || ch=="o" || ch=="p" ||

           ch=="q" || ch=="r" || ch=="s" || ch=="t" || ch=="u" || ch=="v" || ch=="w" || ch=="x" ||

           ch=="y" || ch=="z" ||

           ch=="A" || ch=="B" || ch=="C" || ch=="D" || ch=="E" || ch=="F" || ch=="G" || ch=="H" ||

           ch=="I" || ch=="J" || ch=="K" || ch=="L" || ch=="M" || ch=="N" || ch=="O" || ch=="P" ||

           ch=="Q" || ch=="R" || ch=="S" || ch=="T" || ch=="U" || ch=="V" || ch=="W" || ch=="X" ||

           ch=="Y" || ch=="Z")

           

       { 

         //

         // Looks okay, check the next character.

         //

         i++;

        

       } else {

        

	 abort = true;

       }

     }  // while

    

     //

     // It's only valid if abort is false and i = the length

     // of the given text string.

     //

     if ((!abort) && (i == some_text.length)) {

       valid = true;

     }

     

    }

       

   return (valid);

	

}





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

//

// NAME  : fnContains_JS(str,srch)

// DESC  : Given string (str), this function checks to see if (str) contains

//         the character (ch). The function returns true if (ch) found, false

//         otherwise.

// AUTHOR: Bilal A. Chouman

// DATE  : November 7, 2002

//

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

 

function fnContains_JS(str, ch) {



  var found = false;

  

  if ((str != null) && (str != "") && (ch != null) && (ch != "")) {

    var abort = false;

    var len   = str.length;

    var i     = 0;

    var ch2;

    

    while ((!abort) && (i < len)) {

    

      ch2 = str.substr(i,1);

      

      if (ch2 == ch) {

        abort = true;

        found = true;

      } else {

        i = i + 1;

      }

    } // while

  } // if



  return (found);



}







//

// Local Data members

//



var isn1=null;

var isn2=false;

today=new Date();



// And months and day arrays

var isnMonths=new isnArray("January","February","March","April","May","June","July","August","September","October","November","December");

var isnDays= new isnArray("Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday");

isnDays[0]="Sunday";