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Cookies >>> Address Book.

Saves an address book database as a cookie on the user's computer. The author explains that although the actual example may not be particularly useful, the underlying code could be very beneficial for use in other projects.

Name:
Address:
Address 2:
City: State: Zip:
Phone: Fax:
Web Page:
E-Mail:
Comments:



Add the below code to the <body> section of your page:

<script language="javascript" type="text/javascript">
<!-- Original:  Joe Norman (joe@wdrealty.com) -->
<!-- Web Site:  http://www.jacksonville.net/~joman/ArraysNCookies.html -->
/* Visit http://www.yaldex.com/ for full source code
and get more free JavaScript, CSS and DHTML scripts! */
<!-- Begin
var arrRecords = new Array();
var arrCookie = new Array();
var recCount = 0;
var strRecord="";
expireDate = new Date;
expireDate.setDate(expireDate.getDate()+365);
function cookieVal(cookieName) {
thisCookie = document.cookie.split("; ")
for (i = 0; i < thisCookie.length; i++) {
if (cookieName == thisCookie[i].split("=")[0]) {
return thisCookie[i].split("=")[1];
   }
}
return 0;
}
function loadCookie() {
if(document.cookie != "") {
arrRecords = cookieVal("Records").split(",");
currentRecord();
   }
}
function setRec() {
strRecord = "";
for(i = 0; i < document.frm1.elements.length; i++) {
strRecord = strRecord + document.frm1.elements[i].value + ":";
}
arrRecords[recCount] = strRecord;
document.frm2.add.value = "  NEW  ";
document.cookie = "Records="+arrRecords+";expires=" + expireDate.toGMTString();
}
function newRec() {
switch (document.frm2.add.value) {
case "  NEW  " :
   varTemp = recCount;
   for(i = 0; i < document.frm1.elements.length; i++) {
   document.frm1.elements[i].value = ""
   }
   recCount = arrRecords.length;
   document.frm2.add.value = "CANCEL";
   break;
case "CANCEL" :
   recCount = varTemp;
   document.frm2.add.value = "  NEW  ";
   currentRecord();
   break;
   }
}
function countRecords() {
document.frm2.actual.value = "Record " + (recCount+1)+";  "+arrRecords.length+" saved records";
}
function delRec() {
arrRecords.splice(recCount,1);
navigate("previous");
setRec();
}
function currentRecord() {
if (arrRecords.length != "") {
strRecord = arrRecords[recCount];
currRecord = strRecord.split(":");
for(i = 0; i < document.frm1.elements.length; i++) {
document.frm1.elements[i].value = currRecord[i];
      }
   }
}
function navigate(control) {
switch (control) {
case "first" :
   recCount = 0;
   currentRecord();
   document.frm2.add.value = "  NEW  ";
   break;
case "last" :
   recCount = arrRecords.length - 1;
   currentRecord();
   document.frm2.add.value = "  NEW  ";
   break;
case "next" :
   if (recCount < arrRecords.length - 1) {
   recCount = recCount + 1;
   currentRecord();
   document.frm2.add.value = "  NEW  ";
   }
   break;
case "previous" :
   if (recCount > 0) {
   recCount = recCount - 1;
   currentRecord();
   }
   document.frm2.add.value = "  NEW  ";
   break;
   default:
   }
}

// Splice method Protype Function
// Peter Belesis, Internet.com
// http://www.dhtmlab.com/

if (!Array.prototype.splice) {
function array_splice(ind,cnt) {
if (arguments.length == 0) return ind;
if (typeof ind != "number") ind = 0;
if (ind < 0) ind = Math.max(0,this.length + ind);
if (ind > this.length) {
if (arguments.length > 2) ind = this.length;
else return [];
}
if (arguments.length < 2) cnt = this.length-ind;
cnt = (typeof cnt == "number") ? Math.max(0,cnt) : 0;
removeArray = this.slice(ind,ind+cnt);
endArray = this.slice(ind+cnt);
this.length = ind;
for (var i = 2; i < arguments.length; i++) {
this[this.length] = arguments[i];
}
for(var i = 0; i < endArray.length; i++) {
this[this.length] = endArray[i];
}
return removeArray;
}
Array.prototype.splice = array_splice;
}
recCount = 0;
loadCookie();
countRecords();
//  End -->
</script>
<center>
<form name="frm1">
<table align="center" resize="none" border="0">
<tr>
<td
align="right">Name:</td>
<td
colspan="5"><input type="box" name="name" size="49"></td>
</tr>
<tr>
<td
align="right">Address:</td><td colspan="5"><input type="box" name="address" size="49"></td></tr>
<td
align="right">Address 2:</td><td colspan="5" align="left"><input type="box" name="address2" size="49"></td></tr>
<tr>
<td
align="right">City:</td>
<td>
<input type="box" name="city" size="15"></td>
<td>
State:</td><td><input type="box" name="state" size="15"></td>
<td>
Zip:</td><td><input type="box" size="6" name="zip"></td>
</tr>
<td
align="right">Phone:</td>
<td
align="left"><input type="box" name="phone" size="15"></td>
<td
align="right">Fax:</td><td align="left"><input type="box" name="fax" size="15"></td>
</tr>
<tr>
<td
align="right">Web Page:<td colspan="5" align="left"><input type="box" name="address" size="49"></td></tr>
<td
align="right">E-Mail:<td colspan="5" align="left"><input type="box" name="email" size="49"></td></tr>
<tr><td
align="right" valign="top">Comments:</td>
<td
colspan="5" align="left"><input type="box" name="comment1" size="49"><br>
<input type="box" name="comment2" size="49"><br>
<input type="box" name="comment3" size="49"><br>
<input type="box" name="comment4" size="49"><br>
<input type="box" name="comment5" size="49">
</td></tr></table>
</form>
<form
name="frm2">
<table align="center" border="1" resize="none"><tr><td align="center">
<input type="button" name="first" value="|<<  " onClick="navigate('first');countRecords()">
<input
type="button" name="previous" value="  <  " onClick="navigate('previous');countRecords()">
<input
type="button" name="next" value="  >  " onClick="navigate('next');countRecords()">
<input
type="button" name="last" value="  >>|" onClick="navigate('last');countRecords()">
<input
type="box" name="actual" size=30></td></tr>
<tr><td
align="center"><input type="button" name="add" value="  NEW  " onClick="newRec();countRecords()">
<input
type="button" name="set" value="SAVE RECORD" onClick="setRec();countRecords()">
<input
type="button" name="del" value="Delete" onClick="delRec();countRecords()"></td></tr></table>
</form>
</center>

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