function change(id, newClass) {
	var identity = document.getElementById(id);
	identity.className=newClass;
}
//-->
/*
	Header Information------------------------------------[Do Not Remove This Header]--
	Title: OO Dom Image Rollover
	Description: This script makes it easy to add rollover/ mousedown 
  	effects to any image on the page, including image submit buttons. Automatically 
  	preloads images as well. Script works in all DOM capable browsers- IE5+, NS6+, 
  	Opera7+.
	
	Legal: Copyright 2005 Adam Smith
	Author Email Address: ibulwark@hotmail.com
	Date Created: June 6, 2005
	Website: Codevendor.com | eBadgeman.com
	Script featured on Dynamic Drive: http://www.dynamicdrive.com
	-----------------------------------------------------------------------------------
*/

function imageholderclass(){
	this.over=new Array();
	this.down=new Array();
	this.src=new Array();
	this.store=store;
	
	function store(src, down, over){
		var AL=this.src.length;
		this.src[AL]=new Image(); this.src[AL].src=src;
		this.over[AL]=new Image(); this.over[AL].src=over;
		this.down[AL]=new Image(); this.down[AL].src=down;
	}
}

var ih = new imageholderclass();
var mouseisdown=0;

function preloader(t){
	for(i=0;i<t.length;i++){
		if(t[i].getAttribute('srcover')||t[i].getAttribute('srcdown')){
			
			storeimages(t[i]);
			var checker='';
			checker=(t[i].getAttribute('srcover'))?checker+'A':checker+'';
			checker=(t[i].getAttribute('srcdown'))?checker+'B':checker+'';
			
			switch(checker){
			case 'A' : mouseover(t[i]);mouseout(t[i]); break;
			case 'B' : mousedown(t[i]); mouseup2(t[i]); break;
			case 'AB' : mouseover(t[i]);mouseout(t[i]); mousedown(t[i]); mouseup(t[i]); break;
			default : return;			
			}
			
			if(t[i].src){t[i].setAttribute("oldsrc",t[i].src);}
		}
	}
}
function mouseup(t){
	var newmouseup;
	if(t.onmouseup){
		t.oldmouseup=t.onmouseup;
		newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("srcover");this.oldmouseup();}

	}
	else{newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("srcover");}}
	t.onmouseup=newmouseup;
}

function mouseup2(t){
	var newmouseup;
	if(t.onmouseup){
		t.oldmouseup=t.onmouseup;
		newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("oldsrc");this.oldmouseup();}
		}
	else{newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("oldsrc");}}
	t.onmouseup = newmouseup;
}

function mousedown(t){
	var newmousedown;
	if(t.onmousedown){
		t.oldmousedown=t.onmousedown;
		newmousedown=function(){if(mouseisdown==0){this.src=this.getAttribute("srcdown");this.oldmousedown();}}
	}
	else{newmousedown=function(){if(mouseisdown==0){this.src=this.getAttribute("srcdown");}}}
	t.onmousedown=newmousedown;
}

function mouseover(t){
	var newmouseover;
	if(t.onmouseover){
		t.oldmouseover=t.onmouseover;
		newmouseover=function(){this.src=this.getAttribute("srcover");this.oldmouseover();}
	}
	else{newmouseover=function(){this.src=this.getAttribute("srcover");}}
	t.onmouseover=newmouseover;
}

function mouseout(t){
	var newmouseout;
	if(t.onmouseout){
		t.oldmouseout=t.onmouseout;
		newmouseout=function(){this.src=this.getAttribute("oldsrc");this.oldmouseout();}
	}
	else{newmouseout=function(){this.src=this.getAttribute("oldsrc");}}
	t.onmouseout=newmouseout;
}

function storeimages(t){
	var s=(t.getAttribute('src'))?t.getAttribute('src'):'';
	var d=(t.getAttribute('srcdown'))?t.getAttribute('srcdown'):'';
	var o=(t.getAttribute('srcover'))?t.getAttribute('srcover'):'';
	ih.store(s,d,o);
}

function preloadimgsrc(){
	if(!document.getElementById) return;
	var it=document.getElementsByTagName('IMG');
	var it2=document.getElementsByTagName('INPUT');
	preloader(it);
	preloader(it2);
}

if(window.addEventListener){window.addEventListener("load", preloadimgsrc, false);} 
else{
	if(window.attachEvent){window.attachEvent("onload", preloadimgsrc);}
	else{if(document.getElementById){window.onload=preloadimgsrc;}}
}

// function used in rolvstums.inc - start
var _prevTab = "regularstrength";
function displayTab(evt, dispTab, tabNum){

	var _imageSrc = dispTab;
	dispTab = document.getElementById(dispTab);		
	if(evt == "hover" && _prevTab != _imageSrc){dispTab.src = "/images/rolaids/rolvstums/"+_imageSrc+"_hover.gif";}
	if(evt == "out" && _prevTab != _imageSrc){dispTab.src = "/images/rolaids/rolvstums/"+_imageSrc+"_off.gif";}
	if(evt == "clk" && _prevTab != _imageSrc){
		closeTabs();
		document.getElementById(_prevTab).src = "/images/rolaids/rolvstums/"+_prevTab+"_off.gif";
		dispTab.src = "/images/rolaids/rolvstums/"+_imageSrc+"_on.gif";
		document.getElementById('leftPart').style.background ="url(/images/rolaids/rolvstums/tab"+tabNum+"_on.gif) no-repeat left top";
		document.getElementById(_imageSrc+'_tab').style.display = "block";
		_prevTab = _imageSrc;
	}		
}

function closeTabs(){
	if(document.getElementById('regularstrength_tab')){
		document.getElementById('regularstrength_tab').style.display = "none";
	}
	if(document.getElementById('extrastrength_tab')){
		document.getElementById('extrastrength_tab').style.display = "none";
	}
	if(document.getElementById('extrastrengthchews_tab')){
		document.getElementById('extrastrengthchews_tab').style.display = "none";
	}
	if(document.getElementById('multisymptom_tab')){
		document.getElementById('multisymptom_tab').style.display = "none";
	}
	if(document.getElementById('quiztab_tab')){
		document.getElementById('quiztab_tab').style.display = "none";
	}
	if(document.getElementById('faqstab_tab')){
		document.getElementById('faqstab_tab').style.display = "none";
	}
}

function controlOnloadDisplayTab(){
	var __tempUrl = document.location.href;
	var _tempIndex = __tempUrl.indexOf("#");
	var __tabNum = "";
	if(_tempIndex != -1){
		__tempUrl = __tempUrl.substring(_tempIndex+1, __tempUrl.length);
	
		document.getElementById('regularstrength').src = "/images/rolaids/rolvstums/regularstrength_off.gif";
		closeTabs();
		if(__tempUrl == "extrastrength"){__tabNum = 2;}
		if(__tempUrl == "extrastrengthchews"){__tabNum = 3;}
		if(__tempUrl == "multisymptom"){__tabNum = 4;}
		
		displayTab('clk', __tempUrl, __tabNum);
		_prevTab = __tempUrl;
	}
}

function simplePreload(){ 
	var args = simplePreload.arguments;
	document.imageArray = new Array(args.length);
	for(var i=0; i<args.length; i++){
		document.imageArray[i] = new Image;
		document.imageArray[i].src = "/images/rolaids/rolvstums/"+args[i]+".gif";
	}
}

simplePreload('regularstrength_off', 'regularstrength_on','regularstrength_hover','extrastrength_off','extrastrength_on','extrastrength_hover','extrastrengthchews_off','extrastrengthchews_on','extrastrengthchews_hover','multisymptom_off','multisymptom_on','multisymptom_hover','tab1_on','tab2_on','tab3_on','tab4_on'); 

// function used in rolvstums.inc - end

//funtion used in product pages - start

var _presetDiv = "ingredients";

function resetTabs(obj){
	var _divId = obj.id;
	var _presentClass = obj.className;
	
	if(_presetDiv != _divId){
		if(_presentClass == "facttabOn"){
			obj.className = "facttabOff"
		}
		if(_presentClass == "facttabOff"){
			obj.className = "facttabOn"
		}
		document.getElementById(_presetDiv).className = "facttabOff";
		document.getElementById(_presetDiv+'_table').className = "facttab_off";
		
		document.getElementById(_divId+'_table').className = "facttab_on";
		
		_presetDiv = _divId;
	}	
}

//funtion used in product pages - end

//functions used in faqs page - start

//var _faqprevTab = "quiztab";
function displayTab1(evt, dispTab, tabNum){
	var _imageSrc = dispTab.id;		
	if(evt == "hover" && _faqprevTab != _imageSrc){dispTab.src = "/images/rolaids/faqs/"+_imageSrc+"_hover.gif";}
	if(evt == "out" && _faqprevTab != _imageSrc){dispTab.src = "/images/rolaids/faqs/"+_imageSrc+"_off.gif";}
	if(evt == "clk" && _faqprevTab != _imageSrc){
		closeTabs();
		document.getElementById(_faqprevTab).src = "/images/rolaids/faqs/"+_faqprevTab+"_off.gif";
		dispTab.src = "/images/rolaids/faqs/"+_imageSrc+"_on.gif";
		document.getElementById('leftPart').style.background ="url(/images/rolaids/faqs/tab"+tabNum+"_on.gif) no-repeat left top";
		document.getElementById(_imageSrc+'_tab').style.display = "block";
		_faqprevTab = _imageSrc;
	}		
}

// functions used in faqs page - for Quiz - START

function displayAnswer(ques){
	var answerRowId = ques.id+"_ans";
	var _isOn = document.getElementById(answerRowId).style.display;
	if(_isOn == "none"){
		document.getElementById(answerRowId).style.display = "block";
		ques.src = "/images/rolaids/faqs/ques_on.gif";
	}
	else if(_isOn == "block"){
		document.getElementById(answerRowId).style.display = "none";
		ques.src = "/images/rolaids/faqs/ques_off.gif";
	}
}

var _quesNumber = 1;
var _userScore = 0;
function continueQuiz(){
	if(parseInt(_quesNumber) == 8){
		var _ans8 = document.forms[0].quizAns8.value;
		_ans8 = _ans8.toLowerCase();
		if(_ans8 == "rolaids"){
			_userScore = parseInt(_userScore)+1;
		}
		if(_ans8 == ""){
			alert('Please fill in');
			return false;
		}
		
		document.getElementById('question8').style.display = "none";
		document.getElementById('continueBtn').style.display = "none";
		document.getElementById('tryagainBtn').style.display = "block";
		document.getElementById('quesNum').innerHTML = "Your Final Score";		
		document.getElementById('resultMesg').style.display = "block";		
		
		if(_userScore < 4){
			document.getElementById('resultComprehensive').style.display = "block";
			document.getElementById('resultMesg').innerHTML = "Hmm. Your knowledge of ROLAIDS&reg; antacid is less than comprehensive."
			document.getElementById('userScored1').innerHTML =" "+ _userScore;
		}
		if(_userScore > 4){
			if(_userScore != 8){
				document.getElementById('resultImpressive').style.display = "block";
				document.getElementById('resultMesg').innerHTML = "Impressive. With a little studying, you can do even better."
				document.getElementById('userScored2').innerHTML = " "+_userScore;
			}
		}
		if(_userScore == 8){
			document.getElementById('resultEffective').style.display = "block";
			document.getElementById('resultMesg').innerHTML = "Fast and effective answering! Your brain and ROLAIDS&reg; antacid have a lot in common."
			document.getElementById('userScored3').innerHTML = _userScore;
		}
		_userScore = 0;		
	}
	else{
		var _whichQues = document.getElementsByName('quizAns'+_quesNumber);
		var _chkAnswer = "no";
		var _actualAnswer = "";
		for(i=0; i<_whichQues.length; i++){
			if(_whichQues[i].checked){
				_chkAnswer = "yes";
				if(_whichQues[i].value == "correct"){
					_actualAnswer = _whichQues[i].value;
				}
			}
		}
		if(_chkAnswer == "yes"){
			if(_actualAnswer == "correct"){
				_userScore = parseInt(_userScore)+1;
			}		
			document.getElementById('quesNum').innerHTML = "Question "+(parseInt(_quesNumber)+1);
			document.getElementById('question'+_quesNumber).style.display = "none";
			document.getElementById('question'+(parseInt(_quesNumber)+1)).style.display = "block";
			_quesNumber = (parseInt(_quesNumber)+1);
		}
		else{
			alert("Select an answer");
		}
	}
	clearAnswers();	
}

function clearAnswers(){
	var _radioCount = document.forms[0].elements;
	for (i=0; i<_radioCount.length; i++){
		_radioCount[i].checked = false;		
	}
	document.forms[0].quizAns8.value = " ";
}

function clearResultDisplay(){
	if(document.getElementById('resultComprehensive')){
		document.getElementById('resultComprehensive').style.display = "none";
	}
	if(document.getElementById('resultImpressive')){
		document.getElementById('resultImpressive').style.display = "none";
	}
	if(document.getElementById('resultEffective')){
		document.getElementById('resultEffective').style.display = "none";
	}
	document.getElementById('resultMesg').style.display = "none";
	if(document.getElementById('tryagainBtn')){
		document.getElementById('tryagainBtn').style.display = "none";
	}
	if(document.getElementById('continueBtn')){
		document.getElementById('continueBtn').style.display = "block";
	}
}

function tryQuizAgain(){
	_quesNumber = 1;
	_userScore = 0;
	document.getElementById('quesNum').innerHTML = "Question 1";
	document.getElementById('question1').style.display = "block";
	clearAnswers();
	clearResultDisplay();
}
// functions used in faqs page - for Quiz - END