$(document).ready(function(){

  function getURLParam(strParamName){
  	var strReturn = "";
  	var strHref = window.location.href;
  	if ( strHref.indexOf("?") > -1 ){
    	    var strQueryString = strHref.substr(strHref.indexOf("?")).toLowerCase();
    	    var aQueryString = strQueryString.split("?");
    		for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
      			if (aQueryString[iParam].indexOf(strParamName.toLowerCase() + "=") > -1 ){
        		var aParam = aQueryString[iParam].split("=");
        		strReturn = aParam[1];
        		break;
      	    		}
    		}
  	 }
  	return unescape(strReturn);
  }
  
  var newString = getURLParam('trackid');
  

  $("a[href*='ansoegning']").each(function(){
     $(this).attr('href', function() {
         var link = this.href;
         return link.replace('cpa',newString);
     }); 
  });
  
});