function showAdvertInPlacement(client, placement, advertId) {
  var url = "/servlet/controller?client="+client+"&placement="+placement+"&service="+advertId+getParameters();
  document.location.replace(url);
}

function getParameters() {
  var allParams = document.location.search.substring(1);
  if(allParams) 
    return "&"+allParams;
  else
    return ""
}

function getParameter(parameterName){
    var allParams = document.location.search.substring(1);
    allParamSplits = allParams.split(parameterName+"=");
    paramToEnd = allParamSplits[1];
    if(paramToEnd==null) return null;
    paramSplits = paramToEnd.split("&");
    param = paramSplits[0];
    return param;
}