function evtMuisOver(obj){
	//alert ('mouseover')
	// mouse-over event
	obj.className=obj.className+'hover'
}

function evtMuisUit(obj){
	//alert ('mouseout')
	// wordt aangeroepen als de cursor weer van de menu-knop af wordt gehaald
	if (obj.className.indexOf("hover", 0)>0) {
		obj.className=obj.className.substring(0, obj.className.length-5)//hover=5 tekens lang
	}
}

function evtMuisKlik(obj){
	//alert ('mouseklik')
	// kijken op welke knop geklikt is en bepaal welke pagina strPag er geopend moet worden
	switch(obj.id){
                case "itm1":
                     strPag='http://www.cpnb.nl/dotnet/pb/pb_homepage.aspx'
		     strOpenExtra=''
                     break
                case "itm2":
                     strPag='http://www.cpnb.nl/activiteitenkalender/activiteitenkalender.html'
		     strOpenExtra=''
                     break
		case "itm3":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=cpnb'
		     strOpenExtra=''
                     break
		case "itm4":
                     strPag='http://www.cpnb.nl/dotnet/pb/pb_homepage.aspx'
		     strOpenExtra='http://www.cpnb.nl/extranet/UserLogin.asp'
		     break
		case "itm6":
                     strPag=''
		     strOpenExtra=''
                     break
		case "itm5":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=manus'
		     strOpenExtra=''
		     break
		case "itm20":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=nll'
		     strOpenExtra=''
		     break
		case "itm7":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=bw'
		     strOpenExtra=''
                     break
		case "itm8":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=45mei'
		     strOpenExtra=''
                     break
                case "itm9":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=zl'
		     strOpenExtra=''
                     break
		case "itm10":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=msb'
		     strOpenExtra=''
                     break
		case "itm11":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=nspp'
		     strOpenExtra=''
                     break
		case "itm12":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=bs60'
		     strOpenExtra=''
                     break
		case "itm13":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=top-100'
		     strOpenExtra=''
                     break
		case "itm14":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=kbw'
		     strOpenExtra=''
                     break
		case "itm15":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=kj'
		     strOpenExtra=''
                     break
		case "itm16":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=gp'
		     strOpenExtra=''
                     break
		case "itm17":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=jj'
		     strOpenExtra=''
                     break
		case "itm18":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=gz'
		     strOpenExtra=''
                     break
		case "itm19":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=nvd'
		     strOpenExtra=''
                     break
		case "itm21":
                     strPag='http://www.cpnb.nl/dotnet/PB/PB_Campagne.aspx?CampagneId=lintje'
		     strOpenExtra=''
                     break
		default: 
      		     alert ('onbekende object-id: '+obj.id)
		     break
        }
	parent.frames['inhoudvak'].location=strPag 
	  if (strOpenExtra.length>0){
                window.open(strOpenExtra,'','location=yes menubar=yes resizable=yes scrollbars=yes status=yes toolbar=yes');
         }

}


function SetMenuStatus(strDocLoc){
	// vaststellen welk menu-item intSelectedItem hoort bij de document.location strDocLoc ----------------------

	strDocLoc=strDocLoc.toString()

	strDocLoc=strDocLoc.substring(strDocLoc.lastIndexOf("/")+1,strDocLoc.length)
	// alert (strDocLoc)


	switch(strDocLoc)    {
                case 'pb_homepage.aspx ':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
                case 'english.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
                case 'nieuws.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
                case 'nieuws.html#ironie':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
                case 'persberichten2002.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
                case 'persberichten2003.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
		case 'persberichten2004.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
		case 'persberichten2005.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
		case 'persberichten2006.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
		case 'persberichten2007.html':
                     intSelectedItem=1
		     strKop="/inhoudkop.html"	
                     break
                case 'activiteitenkalender.html':
                     intSelectedItem=2
		     strKop="/inhoudkop.html"	
                     break
		case 'activiteitenorganisaties.html':
                     intSelectedItem=2
		     strKop="/inhoudkop.html"	
                     break
                case 'cpnb.html':
                     intSelectedItem=3
		     strKop="/inhoudkop.html"	
                     break
                case 'adresgegevens.html':
                     intSelectedItem=3
		     strKop="/inhoudkop.html"	
                     break
                case 'vacatures.html':
                     intSelectedItem=3
		     strKop="/inhoudkop.html"	
                case 'UserLogin.asp':
                     intSelectedItem=4
		     strKop="/inhoudkop.html"	
                     break
                case 'nll.html':
                     intSelectedItem=5
		     strKop="/inhoudkop.html"	
                     break
		case 'nll_uitgaven.html':
                     intSelectedItem=5
		     strKop="/inhoudkop.html"	
                     break
                case 'bw.html':
                     intSelectedItem=7
		     strKop="/inhoudkop.html"	
                     break
                case 'bw_uitgaven.html':
                     intSelectedItem=7
		     strKop="/inhoudkop.html"	
                     break
		case 'bw-test.html':
                     intSelectedItem=7
		     strKop="/inhoudkop.html"	
                     break
                case '4-5mei.html':
                     intSelectedItem=8
		     strKop="/inhoudkop.html"	
                     break
		case '4-5mei_uitgaven.html':
                     intSelectedItem=8
		     strKop="/inhoudkop.html"	
                     break
                case 'zl.html':
                     intSelectedItem=9
		     strKop="/inhoudkop.html"	
                     break
		case 'zl_uitgaven.html':
                     intSelectedItem=9
		     strKop="/inhoudkop.html"	
                     break
                case 'zl_2009.html':
                     intSelectedItem=9
		     strKop="/inhoudkop.html"	
                     break
                case 'msb.html':
                     intSelectedItem=10
		     strKop="/inhoudkop.html"	
                     break
                case 'msb_uitgaven.html':
                     intSelectedItem=10
		     strKop="/inhoudkop.html"	
                     break
                case 'pp.html':
                     intSelectedItem=11
		     strKop="/inhoudkop.html"	
                     break
		case 'pp_winnaars.html':
                     intSelectedItem=11
		     strKop="/inhoudkop.html"	
                     break
                case 'bs.html':
                     intSelectedItem=12
		     strKop="/inhoudkop.html"	
                     break
                case 'top100.html':
                     intSelectedItem=13
		     strKop="/inhoudkop.html"
		case 'top100sinds1999.html':
                     intSelectedItem=13
		     strKop="inhoudkop.html"	
                     break
                case 'top100van1999.html':
                     intSelectedItem=13
		     strKop="/inhoudkop.html"	
                     break
                case 'top100van2000.html':
                     intSelectedItem=13
		     strKop="/inhoudkop.html"	
                     break
                case 'top100van2001.html':
                     intSelectedItem=13
		     strKop="/inhoudkop.html"	
                     break
                case 'top100van2002.html':
                     intSelectedItem=13
		     strKop="/inhoudkop.html"	
                     break
                case 'top10.html':
                     intSelectedItem=13
		     strKop="/inhoudkop.html"	
                     break
                case 'kbw.html':
                     intSelectedItem=14
		     strKop="/inhoudkop.html"	
                     break
                case 'kbw_uitgaven.html':
                     intSelectedItem=14
		     strKop="/inhoudkop.html"	
                     break
		case 'kbw-quiz.html':
                     intSelectedItem=14
		     strKop="/inhoudkop.html"	
                     break
                case 'kj.html':
                     intSelectedItem=15
		     strKop="/inhoudkop.html"	
                     break
                case 'kj_winnaars.html':
                     intSelectedItem=15
		     strKop="/inhoudkop.html"	
                     break
                case 'kj_juryrapporten.html':
                     intSelectedItem=15
		     strKop="/inhoudkop.html"	
                     break
                case 'gp.html':
                     intSelectedItem=16
		     strKop="/inhoudkop.html"	
                     break
                case 'gp_geschiedenis.html':
                     intSelectedItem=16
		     strKop="/inhoudkop.html"	
                     break
		case 'griffel-der-griffels.html':
                     intSelectedItem=16
		     strKop="/inhoudkop.html"	
                     break
                case 'gp_reglement.html':
                     intSelectedItem=16
		     strKop="/inhoudkop.html"	
                     break
 		case 'gp_juryrapporten.html':
                     intSelectedItem=16
		     strKop="/inhoudkop.html"	
                     break
                case 'jj.html':
                     intSelectedItem=17
		     strKop="/inhoudkop.html"	
                     break
		case 'jj_bekroond.html':
                     intSelectedItem=17
		     strKop="/inhoudkop.html"	
                     break
                case 'gz.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
                case 'gz_reglement.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
		case 'gz_bekroond.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
		case 'gz_juryrapporten.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
		case 'gz_juryrapport1999.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
		case 'gz_juryrapport2000.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
		case 'gz_juryrapport2001.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
		case 'gz_juryrapport2002.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
		case 'gz_juryrapport2003.html':
                     intSelectedItem=18
		     strKop="/inhoudkop.html"	
                     break
                case 'nvd.html':
                     intSelectedItem=19
		     strKop="/inhoudkop.html"	
                     break
		case 'nvd_winnaars.html':
                     intSelectedItem=19
		     strKop="/inhoudkop.html"	
                     break
		case 'uitzendschema.html':
                     intSelectedItem=3
		     strKop="/inhoudkop.html"	
                     break                
		default: 
      		     alert ('onbekende pagnaam: '+strDocLoc)
		     break
        }
	//----------------------------------------------
	// De volgende regel zet de juiste koppagina in het frame kopvak
	top.frames('kopvak').location.replace(strKop)

	// aanpassen styleclass van menu-item intSelectedItem
	//alert (intSelectedItem)
	aantalmenuitems=18
	var doc1=parent.frames['knoppenvak'].document

	for (i=1;i<=aantalmenuitems;i++) {  
		if (i!=5) { // item 5 (voorheen persinfo) blijkt niet meer te bestaan
			// en bij niet bestaande items geeft onderstaande regel een fout
			klassenaam=doc1.all.item("itm"+i).className
			//alert (klassenaam)
			if (klassenaam.indexOf("sactief",0)>=0) {
				//alert (intSelectedItem)
				doc1.all.item("itm"+i).className='svisited'
			}
		}
	}
	doc1.all.item("itm"+intSelectedItem).className='sactief'


}