// -----------------------------------------------------------
// Univeral method for javascript->flash setvariable
// -----------------------------------------------------------

/* -----------------------------------------------------------
----------Supporting Browsers----------
PC:
IE 5 and higher
Netscape 6 and higher
Moz/Firebird all
Opera 7 and higher

Mac OSX:
IE 5.2
Safari all
Netscape 6 and higher
Moz/Firebird/Camino all
Opera 6 and higher

Linux:
Konqueror assumed
----------------------------------------------------------- */



// -----------------------------------------------------------
// Detection snippet from http://www.dithered.com/javascript/browser_detect/index.html
// -----------------------------------------------------------
var ua        = navigator.userAgent.toLowerCase(); 
var is_pc_ie  = ( (ua.indexOf('msie') != -1 ) && ( ua.indexOf('win') != -1 ) && ( ua.indexOf('opera') == -1 ) && ( ua.indexOf('webtv') == -1 ) );



/* -----------------------------------------------------------
function setFlashVariables(movieid, flashquery)

movieid: id of object tag, name of movieid passed in through FlashVars
flashquery: querystring of values to set. example( var1=foo&var2=bar )
----------------------------------------------------------- */
function setFlashVariables(movieid, flashquery){
	var i,values;
	var chunk = flashquery.split("&");
	for(i in chunk){
		values = chunk[i].split("=");
		document[movieid].SetVariable(values[0],values[1]);
	}
	/*if(is_pc_ie){
		var chunk = flashquery.split("&");
		for(i in chunk){
			values = chunk[i].split("=");
			document[movieid].SetVariable(values[0],values[1]);
		}
	}else{
		var divcontainer = "flash_setvariables_"+movieid;
		if(!document.getElementById(divcontainer)){
			var divholder = document.createElement("div");
			divholder.id = divcontainer;
			document.body.appendChild(divholder);
		}
		document.getElementById(divcontainer).innerHTML = "";
		var divinfo = "<embed src='../../../images/radio_news/metro_column.aspx_files/~/includes/gateway.swf' FlashVars='lc="+movieid+"&fq="+escape(flashquery)+"' width='0' height='0' type='application/x-shockwave-flash'></embed>";
		document.getElementById(divcontainer).innerHTML = divinfo;
	}*/
}

/**
 * Read the JavaScript cookies tutorial at:
 *   http://www.netspade.com/articles/javascript/cookies.xml
 */

/**
 * Sets a Cookie with the given name and value.
 *
 * name       Name of the cookie
 * value      Value of the cookie
 * [expires]  Expiration date of the cookie (default: end of current session)
 * [path]     Path where the cookie is valid (default: path of calling document)
 * [domain]   Domain where the cookie is valid
 *              (default: domain of calling document)
 * [secure]   Boolean value indicating if the cookie transmission requires a
 *              secure transmission
 */
 
function setCookie(name, value, expires, path, domain, secure)
{
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

/**
 * Gets the value of the specified cookie.
 *
 * name  Name of the desired cookie.
 *
 * Returns a string containing value of specified cookie,
 *   or null if cookie does not exist.
 */
function getCookie(name)
{
	//alert('in getCookie');
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}


/**
Sets flash variables with cookie values.
Parameters:  	cookieNameList is a comma separated list of cookie names to be retrieved
		FlashVariableNameList is a comma separated list of corresponding flash variables to assign cookie values to
		
Note: 	The following code must be included in the flash
// -----------------------------------------------------------
// Univeral method for javascript->flash setvariable
// -----------------------------------------------------------
if(!_level0.$jslisten_init){
	Stage.$jsvarlistener = new LocalConnection();
	Stage.$jsvarlistener.setVariables = function(query) {
		var i, values;
		var chunk = query.split("&");
		for (i in chunk) {
			values = chunk[i].split("=");
			_root[values[0]] = values[1];
		}
	};
	Stage.$jsvarlistener.connect(_level0.movieid);
	_level0.$jslisten_init = true;
}
 */
function getFlashCookie(cookieNameList,FlashVariableNameList,FlashMovieID)
{
	cookieNameList = cookieNameList.split(",");
	FlashVariableNameList = FlashVariableNameList.split(",");
	var assignCookieToFlashVar = new Array(cookieNameList.length);
	for (var i=0; i < cookieNameList.length; i++ ) { 
	  assignCookieToFlashVar[i] = FlashVariableNameList[i] + "=" + getCookie(cookieNameList[i]);
	}
	setFlashVariables(FlashMovieID,assignCookieToFlashVar.join("&"));
}

/**
 * Deletes the specified cookie.
 *
 * name      name of the cookie
 * [path]    path of the cookie (must be same as path used to create cookie)
 * [domain]  domain of the cookie (must be same as domain used to create cookie)
 */
function deleteCookie(name, path, domain)
{
    if (getCookie(name))
    {
        document.cookie = name + "=" + 
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}