For Manuk

file.js

function searchtags(params){
  if(params){
    var nprice_from = params.paramroom;
    var nprice_to = params.paramroom;
    var narea_from = params.paramkorpus;
    var narea_to = params.paramarea;
  }
  else{
    var nprice_from = $("#number_price_from").text();
    var nprice_to = $("#number_price_to").text();
    var narea_from = $("#number_area_from").text();
    var narea_to = $("#number_area_to").text();
  }
  ...
}
  
function getparam(){
  return {
    paramroom: '<?=$room?>',
    paramfloor: '<?=$floor?>',
    paramkorpus: '<?=$korpus?>',
    paramarea: '<?=$common_area?>',
    paramprice: '<?=$common_price?>'
  }  
}

searchtags(getparam());