/*
WM_setCookie(), WM_readCookie(), WM_killCookie()
A set of functions that eases the pain of using cookies.

Source: Webmonkey Code Library
(http://www.hotwired.com/webmonkey/javascript/code_library/)

Author: Nadav Savio
Author Email: nadav@wired.com
*/


// This next little bit of code tests whether the user accepts cookies.
var WM_acceptsCookies = false;
if(document.cookie == '') {
    document.cookie = 'WM_acceptsCookies=yes'; // Try to set a cookie.
    if(document.cookie.indexOf('WM_acceptsCookies=yes') != -1) {
	WM_acceptsCookies = true; 
    }// If it succeeds, set variable
} else { // there was already a cookie
  WM_acceptsCookies = true;
}


function Set_Cookie( name, value, expires, path, domain, secure ) 
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct 
expires time, the current script below will set 
it for x number of days, to make it for hours, 
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
( ( path ) ? ";path=" + path : "" ) + 
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}
			


// this fixes an issue with the old method, ambiguous values 
// with this test document.cookie.indexOf( name + "=" );
function Get_Cookie( check_name ) {
	// first we'll split this cookie up into name/value pairs
	// note: document.cookie only returns name=value, not the other components
	var a_all_cookies = document.cookie.split( ';' );
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f
	
	for ( i = 0; i < a_all_cookies.length; i++ )
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split( '=' );
		
		
		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');
	
		// if the extracted name matches passed check_name
		if ( cookie_name == check_name )
		{
			b_cookie_found = true;
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if ( a_temp_cookie.length > 1 )
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	if ( !b_cookie_found )
	{
		return null;
	}
}				

function WM_killCookie(name, path, domain) {
  if(document.cookie == '') { // there's no cookie, so go no further
	return ; 
    }
var theValue = WM_readCookie(name); // We need the value to kill the cookie
  if(theValue) {
      document.cookie = name + '=' + theValue + '; expires=Fri, 13-Apr-1970 00:00:00 GMT' + ((path)?';path=' + path:'') + ((domain)?';domain=' + domain:''); // set an already-expired cookie
  }
} // WM_killCookie

function xcode (OrigString, CipherVal) {
	Ref="0123456789abcdefghijklmnopqrstuvwxyz .ABCDEFGHIJKLMNOPQRSTUVWXYZ"
	CipherVal = parseInt(CipherVal)
	var Cipher="";
	var Temp="";
	for (Count=0; Count < OrigString.length; Count++) {
		var TempChar = OrigString.substring (Count, Count+1);
		switch(TempChar){
		case "<":
		Cipher="£"
		break
		case "£":
		Cipher="<"
		break		
		case ">":
		Cipher="$"
		break
		case "$":
		Cipher=">"
		break
		case "\n":
		Cipher="!"
		break
		case "!":
		Cipher="\n"
		break
		case"(":
		Cipher="-"
		break
		case "-":
		Cipher="("
		break
		case "_":
		Cipher="*"
		break
		case "*":
		Cipher="_"
		break
		case ")":
		Cipher="+"
		break
		case "+":
		Cipher=")"
		break

		
		case "{":
		Cipher="/"
		break
		
		case "/":
		Cipher="{"
		break

		default:
		Conv = xcton(TempChar)
		Cipher=Conv^CipherVal
		Cipher=xntoc(Cipher)
		}
		Temp += Cipher}
	
	return (Temp)
}

function xcton (Char) {
	return (Ref.indexOf(Char));
}

function xntoc (Val) {
	return (Ref.substring(Val, Val+1))

}


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