function callUpdater() {
	var url = '/Action?section=alert&action=archive';
	var params;
	new Ajax.Updater(
	{success: 'IFrame'},
	url,
	{method: 'get',  onFailure: alert_err, onSuccess: alertSuccess});
}


function alertSuccess(transport){
	var s = transport.responseText;
	
	if (s.indexOf("err:Unauthorised") != -1)
	{
		window.location.href = "http://" + document.domain + "/?errorMsg=Please log in first";
	}
}

function callUpdaterURL(url,id) {
	
	new Ajax.Updater(
	{success: id},
	url,
	{method: 'get',  onFailure: alert_err, onSuccess: alertSuccess});
	return false;
}

function callUpdaterURL2(url,id,funcSuccess) {
	
	new Ajax.Updater(
	{success: id},
	url,
	{method: 'get',  onFailure: alert_err, onSuccess: funcSuccess});
	return false;
}

function showAlerts(a,p){
	var Wrapper = document.getElementById("Wrapper");
	var ac = document.getElementById("alertsContainer");
	var action = a;
	var param = p;
	var useIframe = false;
	var url = a+p;
	
	if(ac){
		Wrapper.removeChild(ac);
	}
	
	var ac = document.createElement("div");
	ac.id="alertsContainer";
	ac.className="box";
	ac.style.display="none";
	
	var top = document.createElement("div");
	top.id="top";
	// if draggable, insert below before close div <div id="pin"></div> and comment in new Draggable below
	top.innerHTML='<div id="pin"><img height="40" width="40" src="/media/images/alerts/clear.gif" title="left click mouse &amp; hold to drag around screen" alt="left click mouse &amp; hold to drag around screen" /></div><div id="close"><a href="#" onclick="Effect.Fade('+"'alertsContainer'"+'); return false;" title="Close">X</a></div>';
	
	var sr = document.createElement("input");
	sr.id="shouldrevert2";
	sr.setAttribute('type', 'hidden');
	
	
	var iframe = document.createElement("div");
	iframe.id="IFrame"
	
	if(useIframe){
	iframe.innerHTML='<iframe src="'+action+param+'" width="430" height="305" frameborder="0" scrolling="no" name="alertcontent"></iframe>'
	}
	else{
		callUpdaterURL(url,"IFrame");
	}

	ac.appendChild(sr)
	ac.appendChild(top);
	ac.appendChild(iframe);
	
	Wrapper.appendChild(ac);
	ac.style.display="block";
		
	//comment in if using draggable	
	new Draggable('alertsContainer',{scroll:window,handle:'pin',revert:function(element){return ($('shouldrevert2').checked)}});
	return false;
}



function ajax_request_get (url,onsuccess,onfailure)
{
	new Ajax.Request(url,
  	{
    method:'get',
    onSuccess: onsuccess,
    onFailure: onfailure 
	}
  );

}

function ajax_request_post (name,onsuccess,onfailure,action,validate)
{

	if(action=='validate'){
		if(! validate(name))
		return false;
	}
	
	
	$(name).request({
  	method:'post',
	onSuccess: onsuccess,
	onFailure: onfailure 
	});
	
	return false;
}


function alert_ret(transport,json)
{

	try
	{
	jsonObj1 = transport.responseText.evalJSON();
	}
	catch(err)
	{
		//alert(err);
		alert("There has been an error");
	} 

	arraylist = jsonObj1.ajaxJSON;
	
	
	for(i=0;i<arraylist.length;i++)
	{

		if(arraylist[i].nag > 0){
			showAlerts(arraylist[i].url,arraylist[i].param);
		}
	
	}

}

function alert_err(transport,json)
{
	alert("There has been an error");
}


function deleteAlert(k){
	var cont = confirm ("Are you sure you wish continue?");
	if(cont){
		ajax_request_get("/DataAction?section=alert&action=delete&id="+k,alertDeleteSuccess);
	}
}

function alertDeleteSuccess(){
	callUpdater();
}

function alert_submitForm(name){
	var f = document.forms[name];
	f.submit();
}

function alert_selectType(param){
	
	url="/Action?section=alert&action=archive&showType="+param.value;

	callUpdaterURL(url,'IFrame')
	return false;
}



function alert_validateForm(name){
	
	var f = document.forms[name];
	var isSelected = -1;
	var SelectedAlerts = f.id;

	if(SelectedAlerts.length){

		for (i=0; i<SelectedAlerts.length; i++) {
			if (SelectedAlerts[i].checked) {
				isSelected = i;
			}	
		}
	}
	else{
		if (SelectedAlerts.checked) 
		isSelected = 0;
	}

	if(isSelected == -1){
		alert("You have not selected any items");
		return false;
	}
	else{
		var cont = confirm ("Are you sure you wish delete the selected items");
		if(cont){
			return true;
		}
		return false;
	}	
}

function alert_Help(topic,src){

	var url="/Action?section=help&action=help&topic="+topic+"&src="+src;
	
	var IFrame = document.getElementById("IFrame");
	var divHelp = document.createElement("div");
	divHelp.id="divHelp";
	IFrame.appendChild(divHelp);

	callUpdaterURL(url,"divHelp");
	
	return false;
}

function callHelpURL(url,id) {
	new Ajax.Updater(
	{success: id},
	url,
	{method: 'get',  onFailure: alert_err});
}

function alert_closeHelp(){
	var Wrapper = document.getElementById("Wrapper");
	var IFrame = document.getElementById("IFrame");
	var divHelp = document.getElementById("divHelp");
	if(Wrapper){
		IFrame.removeChild(divHelp);
	}	
	else{
		window.close();
	}
	return false;
}

function alert_changeMeasure(resetdata, imperial)
{
	var f;
	var notice = $('measurechange');
	var w1 = $('weightlabel1');
	var w2 = $('weightlabel2');
	var txtw2 = $('txtweight2');
	var waist = $('waistlabel1');
	
	f = document.forms["singleAlert"];
	
	if (imperial==null)
	{
		
		if(f.ismetric.value=="1")
			imperial=false;
		else
			imperial=true;
	}
	
	if(!imperial)
	{
		notice.update('Click here to change to metric');
		w1.update('&nbsp;&nbsp;stone');
		w2.update('&nbsp;&nbsp;lbs');
		waist.update('&nbsp;&nbsp;ins');
		w2.show();		
		txtw2.show()
		f.ismetric.value="0";
	}
	else
	{
		notice.update('Click here to change to imperial');
		w1.update('&nbsp;&nbsp;kg');
		waist.update('&nbsp;&nbsp;cms');
		txtw2.hide()
		w2.hide();
		f.ismetric.value="1";
	}	
}	

function saveAlert(id){
	ajax_request_get("/DataAction?section=alert&action=save&id="+id);
	callUpdater();
	return false;
}
function ajax_post_response_callback(transport) {
       /* tis assume that a param was passed in */
       // show the values stored
       var obj = transport.request.parameters;
       if(obj)
       {
           if(obj['id_update']!='undefined')
           {
               $(obj['id_update']).innerHTML=transport.responseText;
           }
	    if(obj['onsuc']!='undefined');
	    {
		eval(obj['onsuc']);
	    }		
       }
}
   
function ajax_request_postupdate (name,onsuccess, onfailure, updateid,validatefn){

       /* checks to see if validation function needs to be run */
       if(validatefn!=undefined){
               if(! validatefn(name))
               return false;
       }
       var params;
	if(onsuccess!=null)       
	{
	    params="onsuc=" + onsuccess + "&";		
	}
       if(updateid!='undefined' || updateid!=null)
       {
           params= params + "id_update=" + updateid;
       }
       $(name).request({
       method:'post',
       onSuccess: ajax_post_response_callback,
       onFailure: onfailure, parameters:params
       });

       return false;
} 
function ajaxLoading(id,img){
	var obj = document.getElementById(id);

	if (obj){
		obj.src="/media/images/shared/parts/"+img+".gif";
	}

}


var Nutra = { }
Nutra.AutoBase = Class.create({
  baseInitialize: function(element, fire, minChars, freq) {

    this.element     = $(element); 
    this.fire 	     = fire;  
    this.changed     = false; 
    this.active      = false;     
    this.oldElementValue = this.element.value;
    this.minChars = minChars;	
    if(freq==0)
	    this.frequency = 0.6;
    else
	this.frequency = freq; 
    this.observer = null;
   
    // Force carriage returns as token delimiters anyway
    Event.observe(this.element, 'keydown', this.onKeyPress.bindAsEventListener(this));
  },
  onKeyPress: function(event) {
    if(this.active)
      switch(event.keyCode) {
       case Event.KEY_TAB:
       case Event.KEY_RETURN:
         this.selectEntry();
         Event.stop(event);
       case Event.KEY_ESC:
         
         this.active = false;
         Event.stop(event);
         return;
       case Event.KEY_LEFT:
       case Event.KEY_RIGHT:
         return;
       case Event.KEY_UP:
         this.render();
         Event.stop(event);
         return;
       case Event.KEY_DOWN:
         
         this.render();
         Event.stop(event);
         return;
      }
     else 
       if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN || 
         (Prototype.Browser.WebKit > 0 && event.keyCode == 0)) return;

    this.changed = true;
    
    if(this.observer) clearTimeout(this.observer);
      this.observer = 
        setTimeout(this.onObserverEvent.bind(this), this.frequency*1000);
  },

  onObserverEvent: function() {	
    this.changed = false;   
    
    if(this.element.value.length>=this.minChars) {
	this.fire(this.element.value);
    } else {
      this.active = false;
    
    }
    this.oldElementValue = this.element.value;
  }

});

Nutra.Auto = Class.create(Nutra.AutoBase, {
  initialize: function(element,  fire,minChars, freq) {
    this.baseInitialize(element, fire, minChars, freq);
  }

});