// Cookie Functions

// save/read/delete cookie functions for storing small chunks of data in the browser

// 19990326



// Copyright (C) 1999 Dan Steinman

// Distributed under the terms of the GNU Library General Public License

// Available at http://www.dansteinman.com/dynapi/



// thanks to: Jesee Chisholm <JCHISHOLM@SENSORMATIC-VPD.com>



function saveCookie(name,value,days) {

	if (days) {

		var date = new Date();

		date.setTime(date.getTime()+(days*24*60*60*1000))

		var expires = "; expires="+date.toGMTString()

	}

	else expires = ""

	document.cookie = name+"="+value+expires+"; path=/"

}

function readCookie(name) {

	var nameEQ = name + "="

	var ca = document.cookie.split(';')

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

		var c = ca[i];

		while (c.charAt(0)==' ') c = c.substring(1,c.length)

		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length)

	}

	return null

}

function deleteCookie(name) {

	saveCookie(name,"",-1)

}

