function language(p_strlanguage)
{
    expireCookie(p_strlanguage,-400)
    
    setTimeout(setCookie(p_strlanguage,365),50);
}

function expireCookie(p_strlanguage,expiredays)
{
var exdate=new Date();
    exdate.setDate(exdate.getDate()+expiredays);
    if(p_strlanguage=="eng")
    {
        document.cookie="centocorlanguage=nl;expires="+exdate.toGMTString();
    }
    else
    {
        document.cookie="centocorlanguage=eng;expires="+exdate.toGMTString();
    }
readCookie(p_strlanguage)
}

function setCookie(p_strlanguage,expiredays)
{
var exdate=new Date();
    exdate.setDate(exdate.getDate()+expiredays);
    document.cookie="centocorlanguage=" +escape(p_strlanguage)+
    ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
    readCookie(p_strlanguage)
}

function readCookie(p_strlanguage){
    var start = document.cookie.indexOf(p_strlanguage);
    
    setTimeout('window.location="/"', 70);

}


function AlertBox(sitenaam, url)
{
    if (window.confirm("Als u op OK klikt, wordt de site van " + sitenaam + " in een nieuw venster geopend. \nAls u op Annuleren klikt of het venster van deze nieuwe site sluit, komt u terug bij de site van Centocor. \n\nCentocor is niet verantwoordelijk voor de inhoud van de site over dit product, Centocor biedt deze link uitsluitend aan als service." )) {
        window.open(url, 1);
    }
}

function tellFriend()
{
     if (document.getElementById('TellAFriend').style.display == "block")
     { 
         document.getElementById('TellAFriend').style.display = "none";
     }
     else
     { 
         document.getElementById('TellAFriend').style.display = "block";
     }
}

function CheckMailAFriend()
{
if(document.getElementById('naamVerstuurder').value=='' )
    {
        window.alert('Uw naam is verplicht.');
        document.getElementById('naamVerstuurder').focus();
        return false;
    }
if(document.getElementById('emailadresVerstuurder').value=='' )
    {
        window.alert('Uw emailadres is verplicht');
        document.getElementById('emailadresVerstuurder').focus();
        return false;
    }
    else
    {
	   var pattern1 = /[\w\-]+\@[\w\-]+\.\w{2,3}/; 
        if(!pattern1.test(document.getElementById('emailadresVerstuurder').value))
        { 
            alert("Het door u ingevulde emailadres is niet correct"); 
            document.getElementById('emailadresVerstuurder').focus(); 
            return false; 
        } 
    }
if(document.getElementById('naamFriend').value=='' )
    {
        window.alert('Naam van vriend is verplicht.');
        document.getElementById('naamFriend').focus();
        return false;
    }
if(document.getElementById('emailadresFriend').value=='' )
    {
        window.alert('Emailadres van uw vriend is verplicht');
        document.getElementById('emailadresFriend').focus();
        return false;
    }
    else
    {
	   var pattern1 = /[\w\-]+\@[\w\-]+\.\w{2,3}/; 
        if(!pattern1.test(document.getElementById('emailadresFriend').value))
        { 
            alert("Het door u ingevulde emailadres is niet correct"); 
            document.getElementById('emailadresFriend').focus(); 
            return false; 
        } 
    }

    document.getElementById('tellafriend').submit();
}

function showHeader(p_strMenuId)
{
    if (document.getElementById('menuContainer_'+p_strMenuId) != null){ 
        document.getElementById('menuContainer_'+p_strMenuId).style.display = "block";
    }
    if (document.getElementById('headerTekstLinks_'+p_strMenuId) != null){ 
        document.getElementById('headerTekstLinks_'+p_strMenuId).style.display = "block";
    }
}


function OpenSubMenu(p_intId)
{
   CloseMenuBalk();
   CloseHeader();
    if (document.getElementById('subMenu'+p_intId) != null){ 
        document.getElementById('subMenu'+p_intId).style.display = "block";
    }
    showHeader(p_intId);
}

function CloseHeader()
{
var l_objDivs = document.getElementsByTagName('div');
    for(i=0;i<l_objDivs.length;i++)
    {
        if (l_objDivs[i].className=='menuContainer'){
            l_objDivs[i].style.display='none';
        }
        if (l_objDivs[i].className=='menuContainerOverig'){
            l_objDivs[i].style.display='none';
        }
        if (l_objDivs[i].className=='headerTekstLinks'){
            l_objDivs[i].style.display='none';
        }
    }
}

function CloseMenuBalk()
{
var l_objDivs = document.getElementsByTagName('div');
    for(i=0;i<l_objDivs.length;i++)
    {
        if (l_objDivs[i].className=='subMenu'){
            l_objDivs[i].style.display='none';
        }
    }
}

function CloseSubMenu(p_intId)
{
    if (document.getElementById('subMenu'+p_intId) != null){ 
            document.getElementById('subMenu'+p_intId).style.display = "none";
        }
}

var l_objTimer;

function StartFadeImg(p_strId, p_intOpac)
{
    clearTimeout(l_objTimer);
    document.getElementById('BannerLink').onclick= function() { window.location.href(document.getElementById('imgUrl_0_' + p_strId ).value) };
    document.getElementById('arrowLinks').href=document.getElementById('imgLinkArrowL_0_' + p_strId ).value;
    document.getElementById('arrowRechts').href=document.getElementById('imgLinkArrowR_0_' + p_strId ).value;

    var l_objImg = document.getElementById('Img_0_' + p_strId );
    var l_objTekst = document.getElementById('Tekst_0_' + p_strId );
    
    l_objImg.style.filter = 'alpha(opacity=100)';
    l_objImg.style.opacity = 1;
    l_objTekst.style.filter = 'alpha(opacity=100)';
    l_objTekst.style.opacity = 1;
    
    document.getElementById('Tekst_0_' + p_strId ).style.display='block';
    
    if(document.getElementById('Img_' + p_strId + '_1'))
    {         
        l_objTimer = setTimeout("FadeImg('" + p_strId + "',0,1,0)", 5000);
    }
}

function FadeImg(p_strId, p_intStart, p_intNext, p_intOpac)
{
    clearTimeout(l_objTimer);
    if (p_intOpac == 0)
    {
        if(document.getElementById('imgLinkArrowL_' + p_strId + '_' + p_intNext )!=null)
        {
            document.getElementById('BannerLink').onclick= function() { window.location.href(document.getElementById('imgUrl_' + p_strId + '_' + p_intNext ).value) };
            document.getElementById('arrowLinks').href=document.getElementById('imgLinkArrowL_' + p_strId + '_' + p_intNext ).value;
            document.getElementById('arrowRechts').href=document.getElementById('imgLinkArrowR_' + p_strId + '_' + p_intNext ).value;
            
            var l_intCounter = 0;
            while(document.getElementById('Tekst_0_'+l_intCounter))
            {
                if (l_intCounter != p_intStart)
                {
                    document.getElementById('Tekst_0_'+l_intCounter).style.filter = 'alpha(opacity=0)';
                    document.getElementById('Tekst_0_'+l_intCounter).style.opacity = 0;
                    
                    document.getElementById('Img_0_'+l_intCounter).style.filter = 'alpha(opacity=0)';
                    document.getElementById('Img_0_'+l_intCounter).style.opacity = 0;
                }
                l_intCounter = l_intCounter + 1
            }
        }
    }
    var l_objCurrentImg = document.getElementById('Img_' + p_strId + '_' + p_intStart);
    var l_objNextImg = document.getElementById('Img_' + p_strId + '_' + p_intNext);
    var l_intCurrentOpac = 100 - p_intOpac;
    
    var l_objCurrentTekst = document.getElementById('Tekst_' + p_strId + '_' + p_intStart);
    var l_objNextTekst = document.getElementById('Tekst_' + p_strId + '_' + p_intNext);
    
    l_objCurrentImg.style.filter = 'alpha(opacity=' + l_intCurrentOpac + ')';
    l_objCurrentImg.style.opacity = l_intCurrentOpac/100;
    l_objNextImg.style.filter = 'alpha(opacity=' + p_intOpac + ')';
    l_objNextImg.style.opacity = p_intOpac/100;
    
    l_objCurrentTekst.style.filter = 'alpha(opacity=' + l_intCurrentOpac + ')';
    l_objCurrentTekst.style.opacity = l_intCurrentOpac/100;
    l_objNextTekst.style.filter = 'alpha(opacity=' + p_intOpac + ')';
    l_objNextTekst.style.opacity = p_intOpac/100;
    
    p_intOpac = p_intOpac + 5;
    if(p_intOpac < 101)
    {
        l_objTimer = setTimeout("FadeImg('" + p_strId + "'," + p_intStart + "," + p_intNext + "," + p_intOpac + ")", 70);
    }
    else
    {
        p_intStart = p_intNext;

        if(document.getElementById('Img_' + p_strId + '_' + (p_intNext + 1)))
            p_intNext = p_intNext +1;
        else
            p_intNext = 0;
        l_objTimer = setTimeout("FadeImg('" + p_strId + "'," + p_intStart + "," + p_intNext + ",0)", 5000);
    }
}

function CheckForm()
	{
		flag = true;
		
		if(document.getElementById('naam').value=='')
		{
			document.getElementById('naam').focus();
			window.alert('Naam verzender is een verplicht veld!');
			flag = false;
		}

		if(document.getElementById('email').value=='' && flag)
		{
			document.getElementById('email').focus();
			window.alert('Email verzender is een verplicht veld!');
			flag = false;
		}

		if(document.getElementById('bericht').value=='' && flag)
		{
			document.getElementById('bericht').focus();
			window.alert('Opmerking / vraag is een verplicht veld!');
			flag = false;
		}

		if (flag) document.getElementById('ContactFormulier').submit();
	}