var isNN = ( navigator.appName.indexOf( "Netscape" ) != -1 ); 

function autoTab( input,len, e ) { 
	var keyCode	= ( isNN ) ? e.which : e.keyCode; 
	var filter	= ( isNN ) ? [0,8,9] : [0,8,9,16,17,18,37,38,39,40,46]; 
	if( input.value.length >= len && !containsElement( filter, keyCode )) { 
	input.value = input.value.slice( 0, len ); 
	input.form[( getIndex( input ) + 1 ) % input.form.length].focus(); 
	} 
	return true; 
} 
 
function containsElement( arr, ele ) { 
	var found = false, index = 0; 
	while( !found && index < arr.length ) 
	if( arr[index] == ele ) { 
		found = true; 
	} else { 
		index++; 
	} 
	return found; 
} 
 
function getIndex( input ) { 
	var index = -1, i = 0, found = false; 
	while ( i < input.form.length && index == -1 ) 
	if ( input.form[i] == input ) { 
		index = i; 
	} else { 
		i++; 
	} 
	return index; 
} 

function changeCase(frmObj) {
var index;
var tmpStr;
var tmpChar;
var preString;
var postString;
var strlen;
tmpStr = frmObj.value.toLowerCase();
strLen = tmpStr.length;
if (strLen > 0)  {
for (index = 0; index < strLen; index++)  {
if (index == 0)  {
tmpChar = tmpStr.substring(0,1).toUpperCase();
postString = tmpStr.substring(1,strLen);
tmpStr = tmpChar + postString;
}
else {
tmpChar = tmpStr.substring(index, index+1);
if (tmpChar == " " && index < (strLen-1))  {
tmpChar = tmpStr.substring(index+1, index+2).toUpperCase();
preString = tmpStr.substring(0, index+1);
postString = tmpStr.substring(index+2,strLen);
tmpStr = preString + tmpChar + postString;
         }
      }
   }
}
frmObj.value = tmpStr;
}




function validateDate( strValue ) {
  var objRegExp = /^\d{1,2}(\-|\/|\.)\d{1,2}\1\d{4}$/
 
  //check to see if in correct format
  if(!objRegExp.test(strValue))
    return false; //doesn't match pattern, bad date
  else{
    var arrayDate = strValue.split(RegExp.$1); //split date into month, day, year
	var intDay = parseInt(arrayDate[1],10); 
	var intYear = parseInt(arrayDate[2],10);
    var intMonth = parseInt(arrayDate[0],10);
	
	//check for valid month
	if(intMonth > 12 || intMonth < 1) {
		return false;
	}
	
    //create a lookup for months not equal to Feb.
    var arrayLookup = { '01' : 31,'03' : 31, '04' : 30,'05' : 31,'06' : 30,'07' : 31,
                        '08' : 31,'09' : 30,'10' : 31,'11' : 30,'12' : 31}
  
    //check if month value and day value agree
    b = arrayDate[0];
    if (b.length==1){
      arrayDate[0] = "0"+ b;}
    //alert(arrayDate[0]);
    if(arrayLookup[arrayDate[0]] != null) {
      if(intDay <= arrayLookup[arrayDate[0]] && intDay != 0)
        return true; //found in lookup table, good date
    }
		
    //check for February
	var booLeapYear = (intYear % 4 == 0 && (intYear % 100 != 0 || intYear % 400 == 0));
    if( ((booLeapYear && intDay <= 29) || (!booLeapYear && intDay <=28)) && intDay !=0)
      return true; //Feb. had valid number of days
  }
  return false; //any other values, bad date
}// The test function for integers.
function integerCheck(a) 
{
   // The test itself.
   if ( (a*a) == (a*a) )   
      return true;

   return false;
} // End of the integer checking function.
function ValidateThis(theForm)
{

  if (theForm.FName.value == "")
  {
    alert("Please enter a value for the \"First Name\" field.");
    theForm.FName.focus();
    return (false);
  }

  if (theForm.FName.value.length < 1)
  {
    alert("Please enter at least 1 characters in the \"First Name\" field.");
    theForm.FName.focus();
    return (false);
  }

  if (theForm.FName.value.length > 50)
  {
    alert("Please enter at most 50 characters in the \"First Name\" field.");
    theForm.FName.focus();
    return (false);
  }

  if (theForm.LName.value == "")
  {
    alert("Please enter a value for the \"Last Name\" field.");
    theForm.LName.focus();
    return (false);
  }

  if (theForm.LName.value.length < 1)
  {
    alert("Please enter at least 1 characters in the \"Last Name\" field.");
    theForm.LName.focus();
    return (false);
  }

  if (theForm.LName.value.length > 50)
  {
    alert("Please enter at most 50 characters in the \"Last Name\" field.");
    theForm.LName.focus();
    return (false);
  }

  if (theForm.EmailAddress.value == "")
  {
    alert("Please enter a value for the \"Email Address\" field.");
    theForm.EmailAddress.focus();
    return (false);
  }
  if(!emailCheck(theForm.EmailAddress.value)) 
  {
    theForm.EmailAddress.focus();
    return (false);
  }

  if (theForm.Harea.value == "")
  {
    alert("Home Phone # cannot be blank");
    //theForm.Harea.focus();
    return (false);
  }

  if (theForm.Hnum1.value == "")
  {
    alert("Home Phone # cannot be blank");
    //theForm.Hnum1.focus();
    return (false);
  }

  if (theForm.Hnum2.value == "")
  {
    alert("Home Phone # cannot be blank");
    //theForm.Hnum2.focus();
    return (false);
  }



  if (theForm.BillAddress.value == "")
  {
    alert("Please enter a value for the \"Bill to Street Address\" field.");
    theForm.BillAddress.focus();
    return (false);
  }

  if (theForm.BillAddress.value.length < 1)
  {
    alert("Please enter at least 1 characters in the \"Bill to Street Address\" field.");
    theForm.BillAddress.focus();
    return (false);
  }

  if (theForm.BillAddress.value.length > 50)
  {
    alert("Please enter at most 50 characters in the \"Bill to Street Address\" field.");
    theForm.BillAddress.focus();
    return (false);
  }

  if (theForm.BillCity.value == "")
  {
    alert("Please enter a value for the \"Bill to City\" field.");
    theForm.BillCity.focus();
    return (false);
  }

  if (theForm.BillCity.value.length < 1)
  {
    alert("Please enter at least 1 characters in the \"Bill to City\" field.");
    theForm.BillCity.focus();
    return (false);
  }

  if (theForm.BillCity.value.length > 50)
  {
    alert("Please enter at most 50 characters in the \"Bill to City\" field.");
    theForm.BillCity.focus();
    return (false);
  }

  if (theForm.BillZip.value == "")
  {
    alert("Please enter a value for the \"Bill to Zip\" field.");
    theForm.BillZip.focus();
    return (false);
  }

  if (theForm.BillZip.value.length < 5)
  {
    alert("Please enter at least 5 characters in the \"Bill to Zip\" field.");
    theForm.BillZip.focus();
    return (false);
  }

  if (theForm.BillZip.value.length > 12)
  {
    alert("Please enter at most 12 characters in the \"Bill to Zip\" field.");
    theForm.BillZip.focus();
    return (false);
  }


  if (theForm.CreditCard.selectedIndex < 0)
  {
    alert("Please select one of the \"Credit Card\" options.");
    theForm.CreditCard.focus();
    return (false);
  }

  if (theForm.CCNumber.value == "")
  {
    alert("Please enter a value for the \"Credit Card Number\" field.");
    theForm.CCNumber.focus();
    return (false);
  }

  var checkOK = "0123456789-.,";
  var checkStr = theForm.CCNumber.value;
  var allValid = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++)
  {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    if (ch == ".")
    {
      allNum += ".";
      decPoints++;
    }
    else if (ch != ",")
      allNum += ch;
  }
  if (!allValid)
  {
    alert("Please enter only digit characters in the \"Credit Card Number\" field.");
    theForm.CCNumber.focus();
    return (false);
  }

  if (decPoints > 1)
  {
    alert("Please enter a valid number in the \"CCNumber\" field.");
    theForm.CCNumber.focus();
    return (false);
  }

  if (theForm.CCVerify.value.length < 3 || theForm.CCVerify.value.length > 4)
  {
    alert("Please enter a valid value for the \"Security Code\" field.");
    theForm.CCVerify.focus();
    return (false);
  }

  if (theForm.CCMonth.selectedIndex < 0)
  {
    alert("Please select one of the \"Credit Card Month Expiration\" options.");
    theForm.CCMonth.focus();
    return (false);
  }

 

  if (theForm.CCYear.selectedIndex < 0)
  {
    alert("Please select one of the \"Credit Card Year\" options.");
    theForm.CCYear.focus();
    return (false);
  }
  return (true);
}

function isCardOK(cardNo) {
     var a=""
     a=cardNo.value
   
        isCreditCard = false ;
        lCard=a.length-1 ;
 if (a.length>0)       {
        lC=a.substr(lCard,1) ;
        cStat=0 ;
        for (i=(lCard-1);i>=0; --i)
			{
            tempChar= a.substr(i,1) ;
            d= parseInt(tempChar);
            b=lCard % 2
           if ((lCard % 2) == 1)
                temp=d*(1+((i+1) % 2)) ;
            else 
               temp=d*(1+(i % 2)) ;
           
            if (temp < 10)
                cStat = cStat + temp  ;
            else 
                cStat = cStat + temp - 9 ;
        }
        cStat = (10-(cStat % 10)) % 10 ;
        x = parseInt(lC)
        if (parseInt(lC) == cStat ){
          return true ;}
        else{
          cinfo.CCNumber.focus();
          alert("Credit Card Number is not entered correctly");
          cinfo.CCNumber.select();
          return (false);
         }
         }
 }
 function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function go(){
 
a = document.findit.srch.value
if (a != "") {
  a = "the_cart.asp?srch=" + a;
  window.location.href = a;
}
}

function emailCheck (emailStr) {

/* The following variable tells the rest of the function whether or not
to verify that the address ends in a two-letter country or well-known
TLD.  1 means check it, 0 means don't. */

var checkTLD=1;

/* The following is the list of known TLDs that an e-mail address must end with. */

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

/* The following pattern is used to check if the entered e-mail address
fits the user@domain format.  It also is used to separate the username
from the domain. */

var emailPat=/^(.+)@(.+)$/;

/* The following string represents the pattern for matching all special
characters.  We don't want to allow special characters in the address. 
These characters include ( ) < > @ , ; : \ " . [ ] */

var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

/* The following string represents the range of characters allowed in a 
username or domainname.  It really states which chars aren't allowed.*/

var validChars="\[^\\s" + specialChars + "\]";

/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */

var quotedUser="(\"[^\"]*\")";

/* The following pattern applies for domains that are IP addresses,
rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */

var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

/* The following string represents an atom (basically a series of non-special characters.) */

var atom=validChars + '+';

/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */

var word="(" + atom + "|" + quotedUser + ")";

// The following pattern describes the structure of the user

var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */

var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

/* Finally, let's start trying to figure out if the supplied address is valid. */

/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */

var matchArray=emailStr.match(emailPat);

if (matchArray==null) {

/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */

alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

// Start by checking that only basic ASCII characters are in the strings (0-127).

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Ths domain name contains invalid characters.");
return false;
   }
}

// See if "user" is valid 

if (user.match(userPat)==null) {

// user is not valid

alert("The username doesn't seem to be valid.");
return false;
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */

var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {

// this is an IP address

for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}

// Domain is symbolic name.  Check if it's valid.
 
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
alert("The domain name does not seem to be valid.");
return false;
   }
}

/* domain name seems valid, but now make sure that it ends in a
known top-level domain (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding 
the domain or country. */

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
alert("The address must end in a well-known domain or two letter " + "country.");
return false;
}

// Make sure there's a host name preceding the domain.

if (len<2) {
alert("This address is missing a hostname!");
return false;
}

// If we've gotten this far, everything's valid!
return true;
}