document.write('<link rel="stylesheet" href="/styles/' + 'global' + '.css" type="text/css">');
document.write('<link rel="stylesheet" href="/styles/' + 'nav' + '.css" type="text/css">');
document.close();

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

// window pop up function
function sb_popWindow(url) {
	var optionListing = "HEIGHT=480,WIDTH=462,innerHeight=480,innerWidth=462,channelmode=0,dependent=0,directories=0,fullscreen=0,location=0,menubar=0,resizable=1,scrollbars=1,status=0,toolbar=0,screenX=10,screenY=20"
	remote = window.open(url,"Popup",optionListing);
	if (remote != null)  {
		remote.focus();
	} // end if
}

function sb_popWindowLarge(url) {
	var optionListing = "HEIGHT=500,WIDTH=660,innerHeight=500,innerWidth=660,channelmode=0,dependent=0,directories=0,fullscreen=0,location=0,menubar=0,resizable=1,scrollbars=1,status=0,toolbar=0,screenX=10,screenY=20"
	remote = window.open(url,"Popup",optionListing);
	if (remote != null)  {
		remote.focus();
	} // end if
}

function sb_validateForm() { //v4.0
  	var i,p,q,nm,test,num,min,max,errors='',args=sb_validateForm.arguments;
  	for (i=0; i<(args.length-2); i+=3) { 
	
		test=args[i+2]; 
		val=MM_findObj(args[i]);
		if (val) { 
	
			var temp_nm=val.name;
			temp_nm=args[i];
			nm = eval(temp_nm+'_label'); 
		
			if ((val=val.value)!="") {
    	  		if (test.indexOf('isEmail')!=-1) { 
					p=val.indexOf('@');
					if (p<1 || p==(val.length-1)) {
						errors+='- '+nm+' '+emailError+'\n';
     				}
				} else if (test!='R') { 
					num = parseFloat(val);
       				if (isNaN(val)) {
       					errors+='- '+nm+' '+numericError+'\n';
	   				}
					if (test.indexOf('inRange') != -1) { 
						p=test.indexOf(':');
        	  			min=test.substring(8,p); 
          				max=test.substring(p+1);
         				if (num<min || max<num) {
         					errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    					}
					} // end if in range
    			} // end if 
    		} else if (test.charAt(0) == 'R') {
    			errors += '- '+nm+' '+nullError+'.\n'; 
			} // end if value != ""
		} // end if val
  	} // end for loop
	
  	if (errors) {
  		alert(validationMessage+'\n'+errors);
	}
	
  document.MM_returnValue = (errors == '');
}

function sb_read_cookie(cname) {
        var c = document.cookie
        if (c.indexOf(cname)==-1) return null
        else {
            var start = c.indexOf(cname)+cname.length+1
            for (var end=start;end<c.length;end++) if (c.charAt(end)==";") break
            return c.substring(start,end)
        }
}

function sb_saveCookie(name,cvalue,days) {
        if (days) {
            var date = new Date();
            date.setTime(date.getTime()+(days*24*60*60*1000))
            var expires = "; expires="+date.toGMTString()
        }
        else expires = ""
        document.cookie = name+"="+cvalue+expires+"; path=/"
}   

//document.write('<div id="veil" style="position:absolute; width:'+(screen.width-35)+'; height:4000; z-index:999999999; left: 0; top: 0; visibility: hidden; background-color: #FFFFFF; layer-background-color: #FFFFFF; background-image: url(/site_images/white_pixel.gif); layer-background-image: url(/site_images/white_pixel.gif); border: 1px none #000000;"><image src="/site_images/white_pixel.gif" width="'+(screen.width-35)+'" height="4000"/></div>');

function sb_isUserDirectory() {
	currLoc = location.href;
	lastSlash = currLoc.lastIndexOf('/');
	currLoc = currLoc.substring(0,lastSlash);
	return(currLoc.indexOf('_user') != -1)
}

function sb_popup_closing(pcvalue) {
	popClose = pcvalue;
}

function sb_validate_closure() {
	if (popClose == false) {
		sb_validate_user(false);
	}
}

function sb_show_disclaimer() {
	if ((sb_read_cookie('MSD_PRODUCT_SITE') == null) && (sb_isUserDirectory())) {
		MM_showHideLayers('veil','','show');
		sb_popup_closing(false);
		sb_popWindow('/secure/validate_user.html');
	}
	
}

function sb_validate_user(agree) {
	sb_popup_closing(true);
	if (agree) {
		MM_showHideLayers('veil','','hide');
		sb_saveCookie('MSD_PRODUCT_SITE','PRODUCT_USER',false);
	} else {
		sb_saveCookie('MSD_PRODUCT_SITE','PRODUCT_USER',-1);
		location.href = '/secure';
	}
}

sb_show_disclaimer();


/* *********************************** */
// BEGIN POLL FUNCTIONS
/* *********************************** */


// Turn Display on/off
function poll_showHideLayers() {
	var i,p,v,obj,args=poll_showHideLayers.arguments;
	for (i=0; i<(args.length-2); i+=3) 
	if ((obj=MM_findObj(args[i]))!=null) { 
		v=args[i+2];
		if (obj.style.display) { 
			obj=obj.style; v=(v=='show')?'block':(v=='hide')?'none':v; 
		} 
	obj.display=v; 
	}
}

// define the default number of days for cookie expiration
var expDays = 365;

// which page should be popped for the one-time survey
var page = "/secure/GeneralContent/survey/take_survey.html";
var windowprops = "width=600,height=500,location=no,toolbar=no,menubar=no,scrollbars=yes,resizable=yes";

// get the specific value of the cookie
function GetCookie (name) {  
	var arg = name + "=";  
	var alen = arg.length;  
	var clen = document.cookie.length;  
	var i = 0;  
	while (i < clen) {    
		var j = i + alen;    
		if (document.cookie.substring(i, j) == arg)      
		return getCookieVal (j);    
		i = document.cookie.indexOf(" ", i) + 1;    
		if (i == 0) break;   
	}  
	return null;
}

// set the cookie with an expiration equal to what is defined above
function SetCookie (name, value) {  
	var argv = SetCookie.arguments;  
	var argc = SetCookie.arguments.length;  
	var expires = (argc > 2) ? argv[2] : null;  
	var path = (argc > 3) ? argv[3] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");
}

// set the old cookie to an expired time to delete it if necessary
function DeleteCookie (name) {  
	var exp = new Date();  
	exp.setTime (exp.getTime() - 1);  
	var cval = GetCookie (name);  
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}

var exp = new Date(); 
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));

// add 1 to the cookie if they've been here before
function amt() {
	var count = GetCookie('count')
	if(count == null) {
		SetCookie('count','1')
		return 1
	}
	else {
		var newcount = parseInt(count) + 1;
		DeleteCookie('count')
		SetCookie('count',newcount,exp);
		return count
   }
}

// get the value of the cookie, detect if it's null or not
function getCookieVal(offset) {
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
	endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}

// see if they've received the cookie before now
function checkCount() { 
	var count = GetCookie('count');
	if (count == null) 
	{
		count=1;
		SetCookie('count', count, exp);
		window.open(page, "", windowprops);
	}
	else
	{
		count++;
		SetCookie('count', count, exp);
   }
}

var graphimageP="/site_images/poll/poll_bar.gif";
var thePollName="";

// set the cookie to show the poll has been taken
function takePoll() {
	SetCookie('poll_Name',thePollName, exp);
}

// show the correct DIV for the poll status
function miniInit() {
 setTimeout("setPollLayer();",500);
}

function setPollLayer() {
	SetCookie('cookieEnable', "yes", exp);
	if (GetCookie('cookieEnable') == null) {
		poll_showHideLayers('pollQuestion','','hide','pollResults','','show');
	}
	else {
		if (GetCookie('poll_Name') != thePollName) {
			poll_showHideLayers('pollQuestion','','show','pollResults','','hide');
		}
		else {
			poll_showHideLayers('pollQuestion','','hide','pollResults','','show');
		}
	}
}

//DEFINE GRAPH VALUES [Item name, Percentage value]

function graphitP(grapha, graphb, gwidth) {
	var arrLen = grapha.length;
	var graphc = new Array();
	for (var arrLoop = 0; arrLoop < arrLen; arrLoop++) {
		graphc[arrLoop] = [grapha[arrLoop], graphb[arrLoop]];
	}

	outputP='<table border="0" cellspacing="0" cellpadding="0" width="100%">'
	for (i=0;i<graphc.length;i++) {
		calwidthP=gwidth*(parseInt(graphc[i][1])/100)
		outputP+='<tr><td class="sidebarCopy" colspan="3">'+graphc[i][0]+'&nbsp;:&nbsp;'+graphc[i][1]+'</td></tr><tr><td width="1"><img src="/site_images/poll/poll_left.gif" width="1" height="11"></td><td width="144" background="/site_images/poll/poll_bg.gif"><img src="/site_images/s.gif" width="1" height="2"><img src="'+graphimageP+'" width="'+calwidthP+'" height="7"></td><td width="1"><img src="/site_images/poll/poll_left.gif" width="1" height="11"></td></tr>';
		outputP+='<tr><td colspan="3"><img src="/site_images/s.gif" width="3" height="4" alt="" /></td></tr>';
	}
	outputP+='</table>';
	document.write(outputP);
}

// Disclaimer Functions

function sb_disclaimer(disc,targ,label) {
	window.open(disc + '?targ=' + targ + '&label=' + label,'', 'width=460, height=275');
}

var qsParm = new Array();
function qs() {
var query = window.location.search.substring(1);
var parms = query.split('&');
for (var i=0; i<parms.length; i++) {
   var pos = parms[i].indexOf('=');
   if (pos > 0) {
      var key = parms[i].substring(0,pos);
      var val = parms[i].substring(pos+1);
	  val = unescape(val);
      qsParm[key] = val;
      }
   }
}

function discOpen() {
	window.open(qsParm['targ']);
	window.close();
}

qsParm['targ'] = null;
qsParm['label'] = null;
qs(); 

function checkVars(){
	if (qsParm['targ'] && qsParm['label']) {
		MM_showHideLayers('disclaimerLink','','show','error','','hide');
	} else {
		MM_showHideLayers('disclaimerLink','','hide','error','','show');
	}
}

// Pop-Up function added 7/7/05 by BW

function popclick() {
	// EDIT THE FOLLOWING LINE TO ALTER THE DETAILS OF THE POP-UP
	if(popThisTime) MM_openBrWindow('http://www.merck.com','mmpopup','scrollbars=yes,status=yes,resizable,width=800,height=600');
}

var popThisTime = false;
function initPopup() {
  if (window.addEventListener){
  window.addEventListener("click", function(e) {popclick()}, false);
  } else if (window.attachEvent) {
  	for (var i=0; i<=(document.links.length-1); i++){
  		document.links[i].attachEvent( "onclick", popclick);
  }
  }
  IncrementVal();
}

// MAT: End

function saveCookie(name,value,days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000))
        var expires = "; expires="+date.toGMTString()
    }
    else expires = ""
    document.cookie = name+"="+value+expires+"; path=/"
}
function readCookie(name) {
    var c = document.cookie
    if (c.indexOf(name)==-1) return null
    else {
        var start = c.indexOf(name)+name.length+1
        for (var end=start;end<c.length;end++) if (c.charAt(end)==";") break
        return c.substring(start,end)
    }
}

function IncrementVal(){
   var exists = readCookie('MRK_Count');
   //var expires_date = "Tuesday, 05-Apr-2010 05:00:00 GMT";
   var expires_date = 1000;
	 if (exists) {
	    counter = parseInt(exists) + 1;
        saveCookie('MRK_Count',counter,expires_date);
		popThisTime = (counter == 2) ? true:false;
     } else {
       saveCookie('MRK_Count',1,expires_date);
     }
}

//Added David Hoo for quiz functions 16June2005


// general popup function
IE = navigator.appName=="Microsoft Internet Explorer";
NS = navigator.appName=="Netscape";
bVer = parseInt(navigator.appVersion);

var newWin=null;

function popup(loc, name, width, height) {
         var _params = 
"width="+width+",height="+height+",resizable=yes,status=no,scrollbars=auto";

         // CENTER ON BROWSERS WHICH SUPPORT JSCRIPT 1.2
         if (bVer >= 4) {
                  _left = ( (screen.width-width) >>1 );
                  _top = ( (screen.height-height) >>1 );
         } else {
                  _left = ( (800-width) >>1 );
                  _top = ( (600-height) >>1 );
         }

         if (IE) _params += ",top=" + _top + ",left=" + _left;
         else if (NS) _params += ",screenX=" + _left + ",screenY=" + _top;

         newWin = window.open(loc, name, _params);
         if ( newWin!=null && !(IE && bVer<5) )
                 newWin.focus(); // MSIE4 DOESN'T FOCUS WINDOWS
}

//query string object
function QueryString(key)
{
	var value = null;
	for (var i=0;i<QueryString.keys.length;i++)
	{
		if (QueryString.keys[i]==key)
		{
			value = QueryString.values[i];
			break;
		}
	}
	return value;
}
QueryString.keys = new Array();
QueryString.values = new Array();

//parsing function to retrive information in query string
function QueryString_Parse()
{
	var query = window.location.search.substring(1);
	var pairs = query.split("&");

	for (var i=0;i<pairs.length;i++)
	{
		var pos = pairs[i].indexOf('=');
		if (pos >= 0)
		{
			var argname = pairs[i].substring(0,pos);
			var value = pairs[i].substring(pos+1);
			QueryString.keys[QueryString.keys.length] = argname;
			QueryString.values[QueryString.values.length] = value;
		}
	}

}

var validate = false;
var questionCount;

// utility function to validate Quiz radio input
// returns true if question has been answered
function validateRadioGrp(groupNumber) {
	groupNumber = groupNumber + 0;
	var questionAnswered = false;
	var radioGrp = eval('document.forms["QuizForm"].question'+groupNumber);
	for (j=0; j < radioGrp.length; j++) {
		if (radioGrp[j].checked)
			questionAnswered = true;
	}
	return questionAnswered;
}

// directs the form action based on answers in the Quiz
function validateInput() {
	var allQuestionsAnswered = false;
	var collectContactInfo = document.forms["QuizForm"].collectContactInfo.value;
	// loop through all th questions
	for (i=0; i <= document.forms["QuizForm"].questionCount.value; i++) {
		if (validateRadioGrp(i) == false) {
			allQuestionsAnswered = false;
			break;
		} else {
			allQuestionsAnswered = true;
		}
	}
	if ((allQuestionsAnswered) && (collectContactInfo == "Yes")) {
		
		// otherwise send to re-direct servlet or results page
		// need to figure out proper page to submit to based on current URL
		var currentLocation = window.location + "";
		
		var leftIndex = currentLocation.indexOf("/quiz/") + 6;
		var rightIndex = currentLocation.indexOf(".", leftIndex);
		var DCR_name = currentLocation.slice(leftIndex, rightIndex);
		var resultsPage = "/secure/quiz/" + DCR_name + "_results.html";
		document.forms["QuizForm"].action = resultsPage;
		return true;
	}
	else if ((allQuestionsAnswered) && (collectContactInfo == "No"))
	{
		// please ensure the context name is correct
		document.forms["QuizForm"].action = "/msdezetrol/quizRedirect";
	}
	else {
		// if not all questions are answered, send page back to itself
		document.forms["QuizForm"].action = "";
	}
}

// re-selects answers that have already been filled in by the user
function populateAnswers() {
	// loop through all th questions
	for (i=0; i <= document.forms["QuizForm"].questionCount.value; i++) {
		var radioGrp = eval('document.forms["QuizForm"].question'+i);
			var theValue = QueryString("question"+i);
			if (theValue != null) {
				// populate the selected radio button
				radioGrp[theValue].checked = true;
				
			}
	}

}

function sb_init(){
	sb_setNavState();
	// UN-COMMENT THE initPopup LINE BELOW TO ACTIVATE THE POP-UP PAGE
	// initPopup();
}

function saveCookie(name,value,days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000))
        var expires = "; expires="+date.toGMTString()
    }
    else expires = ""
    document.cookie = name+"="+value+expires+"; path=/"
}
function readCookie(name) {
    var c = document.cookie
    if (c.indexOf(name)==-1) return null
    else {
        var start = c.indexOf(name)+name.length+1
        for (var end=start;end<c.length;end++) if (c.charAt(end)==";") break
        return c.substring(start,end)
    }
}
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
//change to display: block or display: inline
function displayLayers() {
  var i,p,v,obj,args=displayLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'block':(v=='hide')?'none':v; }
    obj.display=v; }
}

// begin animation swap
function scAni(name,value,days) {
    document.cookie = name+"="+value+"; path=/";
}

function rcAni(name) {
    return ((document.cookie.indexOf(name) == -1) ? null : 'found');
}

function aniSwap() {
	if (rcAni('headerAni') == null) {
		MM_swapImage('merckLogo','','/images/top-bar.gif',1);
		scAni('headerAni','x');
	}
}

function aniSwapMSD() {
	if (rcAni('headerAni') == null) {
		MM_swapImage('merckLogo','','/images/top-bar-msd.gif',1);
		scAni('headerAni','x');
	}
}

//end animation swap