/*
	RSLite - Simple non-concurrent remote scripting calls.
	send one string, receive one string
	created by Brent Ashley
	version: 1.01
	last modified 9/10/02 - Marc Barrot
	Specify path attribute in cookie, for Mozilla's sake.
 	You may use and distribute this code freely,
	just keep this header information intact.
*/

function RSLiteObject(){
	this.interval = 500;
	this.attempts = 3;
	this.i = new Image();
	this.call = function ( page, parm ){
		parm = (parm != null)? parm : '';
		var d = new Date();
		document.cookie = 'RSLite=x; expires=Fri, 31 Dec 1999 23:59:59 GMT; path=/;';
		this.i.src = page + '?u=' + d.getTime() + '&p=' + parm;
		setTimeout( "RSLite.receive(1);", this.interval );
	}  
	this.receive = function ( attempt ){  
		var response = null;
		var aCookie = document.cookie.split("; ");
		for (var i=0; i < aCookie.length; i++){
			var aCrumb = aCookie[i].split("=");
			if (aCrumb[0] == 'RSLite') response = aCrumb[1];
		}
		if ( response != null ){
			this.callback( unescape(response.replace(/\+/g,' ')) );
		} else {
			if (attempt < this.attempts){
				setTimeout( "RSLite.receive( " + (attempt+1) +" );",this.interval);
			} else {
				this.failure();
			}
		}    
	}
	this.callback = function( response ){ 
		alert(response); 
	}
	this.failure = function(){ 
		alert( "RSLite timed out"); 
	}
}
var RSLite;