/*
	This file is used any time you will use cookies.
	We used it for the color cookies as well.


	It gives you four functions to use. For setting, retreiving
	and deleting a cookie. As well as one for splitting a string
	into an array based on a delimiter.
	
	http://www.m-w.com/cgi-bin/dictionary?va=delimiter
*/




function setCookie(cName, cValue, eDate, cPath, cDomain, cSecurity) {
	var theCookie = cName + "=" + escape(cValue);
	if (eDate)				theCookie += "; expires=" + eDate;
	if (cPath)				theCookie += "; path=" + cPath;
	if (cDomain)			theCookie += "; domain=" + cDomain;
	if (cSecurity)			theCookie += "; secure";
	document.cookie = theCookie;
}//end setCookie()


//Return an array of strings from a character-delimited string
function split(delimiter, s) {
	theArray = new Array();
	while (s != ""){
		endOfChunk = s.indexOf(delimiter);
		if (endOfChunk == -1) endOfChunk = s.length;
		var thisChunk = s.substring(0, endOfChunk);
		s = s.substring(endOfChunk+1, s.length);
		theArray[theArray.length] = thisChunk;
	}//end while
	return theArray;
}//end split()


//getCookie retrieves data from a named cookie, or returns false if it does not exist
function getCookie(cName){
	if (cName) {
		cookieArray = split(";", document.cookie);
		for (i=0; i<cookieArray.length; i++) {
			aCookie = cookieArray[i];
			if (aCookie.indexOf(cName+"=") > -1) {
				var valueLoc = aCookie.indexOf("=")+1;
				cookieValue = aCookie.substring(valueLoc, aCookie.length);
				return unescape(cookieValue);
			}//end if
		}
	}//end if cName
	
	return false;
}//end getCookie

//KillCookie deletes a cookie
function KillCookie(cookieName, cookiePath, cookieDomain) {
	var theCookie = cookieName  + "=";
	if (cookiePath) theCookie += "; path=" + cookiePath;
	if (cookieDomain) theCookie += "; domain=" + cookieDomain;
	theCookie += "; expires=Thu, 01-Jan-70 00:00:01 GMT";
	document.cookie = theCookie;
}