var $j = jQuery.noConflict();

function crossfader()
{
	//might be nice to rewrite this function so it uses prototype and scriptaculous 
	//in line with the rest of the platform
var useBSNns;

if (useBSNns) {
	 if (typeof(bsn) == "undefined")
		  bsn = {}
	   var _bsn = bsn;
} else {
	  var _bsn = this;
}

_bsn.Crossfader = function (divs, fadetime, delay ) {	
	 this.nAct = -1;
	 this.aDivs = divs;
	
	 for (var i=0;i<divs.length;i++) {
	   document.getElementById(divs[i]).style.opacity = 0;
   	document.getElementById(divs[i]).style.position = "absolute";
	   document.getElementById(divs[i]).style.filter = "alpha(opacity=0)";
 	  document.getElementById(divs[i]).style.visibility = "hidden";
	 }
	
	 this.nDur = fadetime;
  this.nDelay = delay;
  this._newfade();
}

_bsn.Crossfader.prototype._newfade = function() {
  if (this.nID1)
    clearInterval(this.nID1);
	   this.nOldAct = this.nAct;
    this.nAct++;

 	if (!this.aDivs[this.nAct])	this.nAct = 0;

 	if (this.nAct == this.nOldAct)
    return false;

  document.getElementById( this.aDivs[this.nAct] ).style.visibility = "visible";
  this.nInt = 50;
  this.nTime = 0;
  var p=this;
  this.nID2 = setInterval(function() { p._fade() }, this.nInt);
}

_bsn.Crossfader.prototype._fade = function() {
  this.nTime += this.nInt;
 	var ieop = Math.round( this._easeInOut(this.nTime, 0, 1, this.nDur) * 100 );
 	var op = ieop / 100;
 	document.getElementById( this.aDivs[this.nAct] ).style.opacity = op;
 	document.getElementById( this.aDivs[this.nAct] ).style.filter = "alpha(opacity="+ieop+")";

  if (this.nOldAct > -1) {
    document.getElementById( this.aDivs[this.nOldAct] ).style.opacity = 1 - op;
  		document.getElementById( this.aDivs[this.nOldAct] ).style.filter = "alpha(opacity="+(100 - ieop)+")";
	 }
	
	 if (this.nTime == this.nDur) {
		  clearInterval( this.nID2 );
		
  if (this.nOldAct > -1)
	   document.getElementById( this.aDivs[this.nOldAct] ).style.visibility = "hidden";	
    var p=this;
    this.nID1 = setInterval(function() { p._newfade() }, this.nDelay);
  }
}

_bsn.Crossfader.prototype._easeInOut = function(t,b,c,d) {
  return c/2 * (1 - Math.cos(Math.PI*t/d)) + b;
}

}

function imagefader()
{
	//Put the Redirect forms into an array
	var form_id=new Array;
	if (document.getElementById('home_page_4')) {
	form_id[0]=document.getElementById('home_page_4');
	}
	var cf = new Crossfader( new Array('cf1','cf2','cf3'), 1000, 5000 );
}

function imagedisplay()
{
	$('cf1').toggleClassName("displayimage");
	$('cf2').toggleClassName("displayimage");
	$('cf3').toggleClassName("displayimage");
}

// this code print the text in search box
function showHideTextInSearchbox()
{
	var textToDisplay = "Search site";		// this test to be displayed
	if($('searchfield').value == "")
		$('searchfield').value = textToDisplay;
		
	$('searchfield').observe('click', function(event) {		
		if(this.value == textToDisplay) // if user clicks on search box, default text will go
		{
			this.value = "";
		}
	});
	$('searchfield').observe('blur', function(event) {	
		if(this.value == "")	// if user clicks outside the search box, default text will reappear.
		{
			this.value = textToDisplay;
		}
	});
}


// for hiding left menu

document.observe("dom:loaded", function() {
         
 if($('menu').down("ul"))
{ 
$('contentarea').removeClassName('fwidth');
if($('headercontent')){
$('headercontent').removeClassName('fhtag');
}
 }
 else{
 
 $('contentarea').addClassName('fwidth');
 
 if($('headercontent')){
 $('headercontent').addClassName('fhtag');
 } 

 }


});


function miscellaneous(){
	if(!!$('sp_registration_main') || !!$('sp_registration_email')){
		$('country').selectedIndex='1';	
		$('preferredName').focus();
	}
	if(!!$('sendactivationemail')){
			$$('form#sendactivationemail label').each(Element.hide);	
	}
}

function updateHeader(){
	if(!!$$('div[id^="registration_"]')){
		var par=get_param('action');
		if(par=="reminder"){
			$$("ul#breadcrumblinks>li>h1")[0].innerHTML="Change Password";
		}else if(par=="logout"){
			$$("ul#breadcrumblinks>li>h1")[0].innerHTML="Sign Out";
		}
	}
	
}
function updateHeaderSignin(){
	if(!!$('registration_login_form')){
		$$("div#headercontent>h1")[0].innerHTML="Please sign in or register";
	}
		
}

function updateSigninRedirectUrl(){

var formObs=[$('owa_signin_registration') ,$('owalogin_registration'),$('owa_minilogin_registration')];

if(!!$('owa_signin_registration') || !!$('owalogin_registration') || !!$('owa_minilogin_registration')){
		
	formObs.each(function(frm){
		var inp=frm.getInputs();				  
		inp[0].focus();				  
		frm.observe('submit',function(ev){
				if(!ev.stopped){ev.stop();}
				inp[3].value+="&login="+inp[0].value+"&error=true";
				frm.submit();
		});					  
	});
}
}

function equalHeight(group) {
tallest = 0;
group.each(function(c) {
thisHeight = c.offsetHeight;
if(thisHeight > tallest) {
tallest = thisHeight;
}

});
group.invoke('setStyle', {height: tallest + 'px'})
}
Event.observe(window, 'load', function()
{
equalHeight($$('.column_ht .intro'));
});


$j(document).ready(function() {
var errorText = $j.trim($j('#errordetails ul li').text());
   if( errorText == "The Login and Email address already exists within the Cegedim OWA service. Please sign in or try a different Login and Email address"){
    $j('#errordetails h3').hide();
      } 
});	   

$j(document).ready(function() {
var errorText1 = $j.trim($j('#errordetails ul li').text());
   if( errorText1 == "This Login already exists within the Cegedim OWA service. Please try a different Login"){
    $j('#errordetails h3').hide();
      } 
});


$j(document).ready(function() {
var errorText2 = $j.trim($j('#errordetails ul li').text());
   if( errorText2 == "This email address already exists within the Cegedim OWA service. Please try a different email address"){
    $j('#errordetails h3').hide();
      } 
});


var toCall=new Array;	

toCall[0]=imagedisplay;
toCall[1]=crossfader;
toCall[2]=imagefader;
toCall[3]=showHideTextInSearchbox;
toCall[4]=equalHeight;
toCall[5]=updateSigninRedirectUrl;
toCall[6]=updateHeader;
toCall[7]=miscellaneous;
toCall[8]=updateHeaderSignin;