// JavaScript Document

var errorList=new Array();
	errorList[0]="Invalid first name";
	errorList[1]="Invalid second name";
	errorList[2]="Invalid email address";
	errorList[3]="Error 3";
	errorList[4]="Error 4";
	errorList[5]="Error 5";
	errorList[6]="Error 6";
	errorList[7]="You are already subscribed to this list!";
	errorList[8]="You are already subscribed to this list however an administrator has deactivated your account! Please contact the list operator to have access restored.";

function gup( name )
{
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var tmpURL = window.location.href;
  var results = regex.exec( tmpURL );
  if( results == null )
    return "";
  else
    return results[1];
}

function getErrors() {
	var errors = gup('errors');
	if (errors)
		return errors.split(",");		
	return null;
}

function showErrors() {
	var error = getErrors();
	if (error!=null) {
		var dispErr = document.getElementById("displayErrors");
		var displayHtml = "";	
		for (var i = 0; i < error.length; i++) {
			displayHtml = errorList[error[i]] + "\n";
		}	
		alert(displayHtml);
	}
}


/* Gallery Code */

var gal = {
    init : function() {
        if (!document.getElementById || !document.createElement || !document.appendChild) return false;
        if (document.getElementById('gallery')) document.getElementById('gallery').id = 'jgal';
        var li = document.getElementById('jgal').getElementsByTagName('li');
        li[0].className = 'active';
        for (i=0; i<li.length; i++) {
            li[i].style.backgroundImage = 'url(' + li[i].getElementsByTagName('img')[0].src + ')';
            li[i].style.backgroundRepeat = 'no-repeat';
            li[i].title = li[i].getElementsByTagName('img')[0].alt;
            gal.addEvent(li[i],'click',function() {
                var im = document.getElementById('jgal').getElementsByTagName('li');
                for (j=0; j<im.length; j++) {
                    im[j].className = '';
                }
                this.className = 'active';
            });
        }
    },
    addEvent : function(obj, type, fn) {
        if (obj.addEventListener) {
            obj.addEventListener(type, fn, false);
        }
        else if (obj.attachEvent) {
            obj["e"+type+fn] = fn;
            obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
            obj.attachEvent("on"+type, obj[type+fn]);
        }
    }
}

gal.addEvent(window,'load', function() {
    gal.init();
});