The JavaScript Source: Cookies : Daily Welcome Cookie

General

This script sets a cookie, with an alert window that only comes up the first time you visit the page each day. Good for calling attention to daily specials and news updates. Can be configured to work in other ways also.

Notes

Created by: Ted Man
Posted: November 21, 2007

Source Code

Paste this source code into the designated areas.

External file

Paste this code into an external JavaScript file named: dailyCookie.js

/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com
Created by: Ted Man |  */

function getCookie(c_name) {
		if (document.cookie.length>0) {
			 c_start=document.cookie.indexOf(c_name + "=")
			 if (c_start!=-1) {
    		c_start=c_start + c_name.length+1 
    		c_end=document.cookie.indexOf(";",c_start)
    		if (c_end==-1) c_end=document.cookie.length
    				return unescape(document.cookie.substring(c_start,c_end))
      } 
  		}
		return ""
}
	
function setCookie(c_name,value,expiredays) {
		var exdate=new Date()
		exdate.setDate(exdate.getDate()+expiredays)
		document.cookie=c_name+ "=" + escape(value) + ((expiredays==null) ? "" : "; expires="+exdate.toGMTString())
}
		
function checkCookie() {
		var todaysdate = new Date()
		var day = todaysdate.getDay()
		
		switch (day) {
			 case 1:
					 day = "Monday"
					 break
			 case 2:
					 day = "Tuesday"
					 break
			 case 3:
					 day = "Wednesday"
					 break
			 case 4:
					 day = "Thursday"
					 break
			 case 5:
					 day = "Friday"
					 break
			 case 6:
					 day = "Saturday"
					 break
			 case 0:
					 day = "Sunday"
					 break
		}
		
  var thedate = getCookie('thedate')
		
		if (thedate != null && thedate != "") {
			 if (day == thedate) {
			 } else {
				  alert('Be sure to check our daily specials!')
			 }
		} else {
 			thedate = day

 			if (thedate!=null && thedate!="") {
    		setCookie('thedate', thedate, 365)
    		alert('Be sure to check our daily specials!')
    }
  }
}

// Multiple onload function created by: Simon Willison
// http://simonwillison.net/2004/May/26/addLoadEvent/
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

addLoadEvent(function() {
  checkCookie();
});

Head

Paste this code into the HEAD section of your HTML document.


<script type="text/javascript" src="dailyCookie.js"></script>

User Comments

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Notes

Source Code

External file

Head

User Comments

5. From: 3433
for redirecting
08/24/2008 12:36:14

3. From: Joseph
request
11/30/2007 02:57:36

4. From: Lee (Admin)
12/04/2007 11:30:35

1. From: DPM
11/26/2007 10:49:02

2. From: Lee (Admin)
12/04/2007 10:48:51

Navigation Menu

Internet.commerce

Developer Channel

Great Sites

Promotions

General

Notes

Source Code

External file

Head

User Comments

5. From: 3433for redirecting08/24/2008 12:36:14

3. From: Josephrequest11/30/2007 02:57:36

4. From: Lee (Admin)12/04/2007 11:30:35

1. From: DPM11/26/2007 10:49:02

2. From: Lee (Admin)12/04/2007 10:48:51

5. From: 3433
for redirecting
08/24/2008 12:36:14

3. From: Joseph
request
11/30/2007 02:57:36

4. From: Lee (Admin)
12/04/2007 11:30:35

1. From: DPM
11/26/2007 10:49:02

2. From: Lee (Admin)
12/04/2007 10:48:51