/*
	Astrazeneca.nl Javascript 
*/

exitMessage='U verlaat nu deze website om een site te bezoeken die buiten de verantwoordelijkheid van AstraZeneca BV valt. Wij hebben geen controle op de aard, inhoud en beschikbaarheid van deze site. Klik op "Cancel" om terug te keren naar AstraZeneca.nl of "OK" om deze site te verlaten.';

function addFormValidation(){
	//identify the form uses prototype
	var frm = $('frm_hcp');
	//add a function to onsubmit event
	frm.onsubmit = function(){
		
		return validateEOrderForm();
	}
}

function validateEOrderForm(){
	//check that the BIG number is exactly 11 digits long
	var re = /^\d{11}$/;
	var fieldValue=$('big_number').value;
	if(re.test(fieldValue)){
		return true;
	}else{
		//invalid BIG-number format
		alert('U moet een geldige BIG-Nummer invoeren (11 cijfers)');	
		return false;
	}
}

function moveForm(){
	//uses prototype
	var page=$('itemid5730611');
	//find the free text panel in the right hand panel which contains the form
	
	if(page){
		var frm=$('frm_requestform');
		if(frm){
			$$('#links .free_text_panel').each(function(el){
				//is el an ancestor of frm? 
				if(frm.descendantOf(el)){ 
					el.addClassName('content_segmentation_form');
				}
			});
		}	
	}	
}
function refreshPageOnce(){
	//uses prototype
	//refresh the request form only once only if segmentation has been applied
	var page=$('itemid5730611');
	if(page){
		var href = location.href;
		var params = href.toQueryParams();
		if(params.setSegmentation && !params.refreshed){
			href+='&refreshed=true';
			location.href=href;
		}	
	}	
}

function fnSwitchpage(the_form){
 	//Get the selected link URL from the dropdown
	var link_chosen;
	link_chosen=the_form.selection.options[the_form.selection.selectedIndex].value;	
 	//Redirect to this URL
 	window.location=link_chosen;
	return false;
}

function switchPageSelect()
{
	//Put the Redirect forms into an array
	var form_id=new Array;
	if (document.getElementById('frm_requestform')) {
	form_id[0]=document.getElementById('frm_requestform');
	}
		if (form_id.length > 0) {
	 	for (var i = 0; i < form_id.length; i++) { 
			form_id[i].onsubmit = function () {
			// On submit tell fnSwitchpage function which form to use
				return fnSwitchpage(this); 
			}
		}
	}

}

// this method handle the fly-out behaviour 
function fly_out_handle()
{
	/*
	* "websitelink" css only used "Other Az Websites" link
	*/
	$$('div.websitelink').each(function(s) {
		// getting all class name 
		var specificClass = $(s).readAttribute('class');
		
		// if websites list is showing then only it will work.
		if(specificClass.search("collapsed") == -1)
		{
			// this part of code gets panelItemId 
			var childElements = $(s).childElements();
			var statusObj = childElements[0].down(1);
			var hrefValue = childElements[0].down(0).readAttribute('href');
			var panelItemId;
			var pageUrl = window.location.href;
			var status = false;
			
			pageUrl.scan(/[?]+/, function(match){
				status = true;
			});
			if(status)
			{
				pageUrl = pageUrl+"&";
			}
			else
			{
				pageUrl = pageUrl+"?";
			}
			
			hrefValue.scan(/[0-9]+/, function(match){
				panelItemId = match;
			}); 
			//.....................................
			
			if(navigator.appName != "Microsoft Internet Explorer")	// following code for FF,Opera,Safari
			{
				$(s).removeClassName('expanded');
				$(s).removeClassName('toexpand');
				$(s).addClassName('collapsed'); 
				childElements[0].down(0).setAttribute('href',pageUrl+'expandPanel'+panelItemId+'=true');
				statusObj.innerHTML = "expand";
				
				if(childElements[1] == "[object HTMLScriptElement]")
				{
					childElements[1].remove();
				}
				else if(childElements[1] == "[object HTMLDivElement]")
				{
					childElements[1].remove();
				}
				if(childElements[2] == "[object HTMLDivElement]")
				{
					childElements[2].remove();
				}
			} 
			else	// following code for IE
			{
				$(s).removeClassName('expanded');
				$(s).removeClassName('toexpand');
				$(s).addClassName('collapsed'); 
				childElements[0].down(0).setAttribute('href',pageUrl+'expandPanel'+panelItemId+'=true');
				statusObj.innerHTML = "expand";
				
				if(childElements[1] == "[object]")
				{
					childElements[1].remove();
				}
				if(childElements[2] == "[object]")
				{
					childElements[2].remove();
				}
			}
		}
	});
}

function flyoutOnload()
{
	$$('div.hideintro').each(function(s){
		$(s).removeClassName('hideintro');
	});
	fly_out_handle();  // onload method call for fly-out
	Event.observe(document.body, 'click', function(event) {		// method call when clicked any where on the page 
		fly_out_handle();
	});
}

// this code print the text in search box
function showHideTextInSearchbox()
{
	textToDisplay = "Zoeken";		// 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;
		}
	});
}
/*
 * SecondLevelNavigation
 */

function handleSecondLevelNavigation()
{
	$$('ul.nav_menu li').each(function(s) {
		$(s).observe('mouseover', function(event){
			var secondlevelul = $(s).down('ul');
			
			if(secondlevelul != undefined)
			{
				secondlevelul.removeClassName('nav_submenu');
				s.down('a').addClassName('nav_menu_hover');
			}
		});
		$(s).observe('mouseout', function(event){
			var secondlevelul = $(s).down('ul');
			
			if(secondlevelul != undefined)
			{
				secondlevelul.addClassName('nav_submenu');
				s.down('a').removeClassName('nav_menu_hover');
			}
		});
	});
}

function switchTabs(){
	var items = $$('ul.tabs-nav a'); 
	var panels = $$('div.tabs-panel'); 
	
	items.each(function(el){
		el.observe('click',function(e){
			if(!e.stopped) e.stop();
			items.each(function(e){$(e.parentNode).removeClassName('tabs-selected');})
			$(el.parentNode).addClassName('tabs-selected');
			var idx=el.href.split("#")[1].toString();
			for(i=0;i<panels.length;i++){
				if(panels[i].id!=idx){
					panels[i].removeClassName('tabs-panel-selected');
				}
				if(panels[i].id==idx){
					panels[i].addClassName('tabs-panel-selected');
				}
			}
		});				
	});

}

var azNL = function(){
	return {
		rotateHomePageFeature : function(){
			//this essentially simluates a click on each of the feature panel links in turn
			//goes back to the first one when it reaches the end
			if(undefined === $$('#hero .features .pagination ul .selected')[0]){
				//cannot find the currently selected feature: abort
				return;
			}	
			//this is the currently selected feature
			var el = $$('#hero .features .pagination ul .selected')[0];
			
			var linkToClick;	
			//go up to the li, then along to the next li, then down to the anchor
			if (undefined !== el.next('li')){
				//get the next one
				linkToClick = el.next('li').down(0);
			}else{
				//get the first one
				//go up to the parent ul 
				//then select the first child (li) 
				//then the first child of that (a)
				linkToClick = el.up(0).firstDescendant().firstDescendant();
			}	
			
			//this is where the response will be written
			var nodeToReplace;
			//find the containing features div
			$$('.features').each(function(features){
				if(el.descendantOf(features)){
					nodeToReplace = features;
				}	
			});
			
			if(undefined === nodeToReplace){
				//cannot find where to direct response to: abort
				return;
			}
			var params = {};
			//link querystring format is 
			//?9299766page=1
			//and for some reason the requestItemKey is present as well
			//on querystrings in the response to an AJAX request
			//like this
			//?9299766page=1&amp;requestItemKey=1234567
			//horrible format for QS
			var qs = linkToClick.search;
			//strip out the ?
			qs = qs.replace(/\?/,'');
			//and the requestItemKey (or anything else after the &)
			qs = qs.replace(/&.+/,'');
			var qsList = qs.split('=');
			//this will reproduce 9299766page=1
			params[qsList[0]] = qsList[1]; 
			params.panelItemId = qs.replace(/page.+/,'');
			params.ajaxSource = true; //to fool app into thinking this is a Spring AJAX request
			params.tileRefresh = true; 
			params.tileDefinition = 'tiles.panel.decorator';

			//find the requestItemKey from the HTML
			var requestItemKey = $('home_page_3').firstDescendant().id.replace('itemid','');
			params.requestItemKey = requestItemKey;

			//would be better to have converted this panel to use prototype AJAX 
			var updater = new Ajax.Request('/',{
				method: 'get',
				parameters: params,
				onSuccess: function(response){
					nodeToReplace.replace(response.responseText);
				}
			});
			
		},
		setUpRotator : function(){
			//attaches the feature rotator to any page with a hero div containing features 
			$$('#hero .features .pagination ul .selected').each(function(el){
				//assumption: there will only be one of these
				//call this function every x seconds
				var frequency = 6;
				var executer = new PeriodicalExecuter(azNL.rotateHomePageFeature, frequency);
			});
			
		}
	};
}();

var toCall=new Array;	
toCall[0]=addFormValidation;
toCall[1]=moveForm;
toCall[2]=switchPageSelect;
toCall[3]=refreshPageOnce;
toCall[4]=flyoutOnload;
toCall[5]=showHideTextInSearchbox;
toCall[6]=handleSecondLevelNavigation;
toCall[7]=switchTabs;
toCall[8]=azNL.setUpRotator;