/*
Page:           rating.js
Created:        Aug 2006
Last Mod:       Mar 11 2007
Handles actions and requests for rating bars.
---------------------------------------------------------
ryan masuga, masugadesign.com
ryan@masugadesign.com
Licensed under a Creative Commons Attribution 3.0 License.
http://creativecommons.org/licenses/by/3.0/
See readme.txt for full credit details.
--------------------------------------------------------- */

var xmlhttp
	/*@cc_on @*/
	/*@if (@_jscript_version >= 5)
	  try {
	  xmlhttp=new ActiveXObject("Msxml2.XMLHTTP")
	 } catch (e) {
	  try {
	    xmlhttp=new ActiveXObject("Microsoft.XMLHTTP")
	  } catch (E) {
	   xmlhttp=false
	  }
	 }
	@else
	 xmlhttp=false
	@end @*/
	if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
	 try {
	  xmlhttp = new XMLHttpRequest();
	 } catch (e) {
	  xmlhttp=false
	 }
	}
	function myXMLHttpRequest() {
	  var xmlhttplocal;
	  try {
	    xmlhttplocal= new ActiveXObject("Msxml2.XMLHTTP")
	 } catch (e) {
	  try {
	    xmlhttplocal= new ActiveXObject("Microsoft.XMLHTTP")
	  } catch (E) {
	    xmlhttplocal=false;
	  }
	 }

	if (!xmlhttplocal && typeof XMLHttpRequest!='undefined') {
	 try {
	  var xmlhttplocal = new XMLHttpRequest();
	 } catch (e) {
	  var xmlhttplocal=false;
	  alert('couldn\'t create xmlhttp object');
	 }
	}
	return(xmlhttplocal);
}

function sndReq(vote,id,type) {
	var theUL = document.getElementById('unit_ul_'+type+'_'+id); // the UL

	// switch UL with a loading div
	theUL.innerHTML = '<div class="loading"></div>';

    xmlhttp.open('get', '/_vote.php?v='+vote+'&id='+id+'&type='+type);
    xmlhttp.onreadystatechange = handleResponse;
    xmlhttp.send(null);
}

function handleResponse() {
  if(xmlhttp.readyState == 4){
		if (xmlhttp.status == 200){

        var response = xmlhttp.responseText;
        var update = new Array();

        if(response.indexOf('|') != -1) {
            update = response.split('|');
            changeText('unit_long_'+update[0]+'_'+update[1], update[2]);
        }
		}
    }
}

function changeText( div2show, text ) {
    var viewer = document.getElementById(div2show);
    viewer.innerHTML = text;
}

/* =============================================================== */
var ratingAction = {
	'a.rater' : function(element){
		element.onclick = function(){

		var tokens = this.id.split("-");

		var id		= tokens[1];
		var vote	= tokens[2];
		var type	= tokens[3];

		sndReq(vote, id, type);
		return false;
		}
	}
};
Behaviour.register(ratingAction);