function getParameter(queryString,parameterName){if(queryString==null)return("");var parameterName=parameterName+"="; if(queryString.length>0){begin=queryString.indexOf(parameterName);if(begin!=-1){begin+=parameterName.length;end=queryString.indexOf("&",begin);if(end==-1){end=queryString.length}return unescape(queryString.substring(begin,end));}return "";}}

$(document).ready(function() {
   $("#idtree10 > ul > li > ul > li > ul").hide();
   $("#idtree10 > ul > li > ul").hide();

   $("#idtree10 > ul > li > ul > li.actief > ul").show();
   $("#idtree10 > ul > li.actief > ul").show();


   $("#idtree54 > ul > li > ul").hide();
   $("#idtree54 > ul > li.actief > ul").show();

   if ($("#EPubSearchForm").length > 0) {
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		a = getParameter(document.location.search, "tyon"); if (a!=""){document.forms['epubsearch'].tyon.selectedIndex=a;}
		b = getParameter(document.location.search, "geka"); if (b!=""){document.forms['epubsearch'].geka.selectedIndex=b;}
		c = getParameter(document.location.search, "onas"); if (c!=""){document.forms['epubsearch'].onas.selectedIndex=c;}
		d = getParameter(document.location.search, "loti"); if (d!=""){document.forms['epubsearch'].loti.selectedIndex=d;}

   }

});