function bookmark(b) {
 bookmark_clear();
 document.getElementById("filter"+b).style.display = "block";

  document.getElementById("fi_"+b+"_body").className = "fi_top";
  document.getElementById("fi_top_title_"+b).className = "fi_top_title";

  var rightimg =  document.getElementById("fi_"+b+"_left");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_left.gif';
  }
  var rightimg =  document.getElementById("fi_"+b+"_right");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_right.gif';
  }

}


function bookmark_clear() {

  document.getElementById("filter1").style.display = "none";
  document.getElementById("filter2").style.display = "none";
  document.getElementById("filter3").style.display = "none";

  document.getElementById("fi_1_body").className = "fi_top_";
  document.getElementById("fi_2_body").className = "fi_top_";
  document.getElementById("fi_3_body").className = "fi_top_";

  document.getElementById("fi_top_title_1").className = "fi_top_title_";
  document.getElementById("fi_top_title_2").className = "fi_top_title_";
  document.getElementById("fi_top_title_3").className = "fi_top_title_";

  var rightimg =  document.getElementById("fi_1_left");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_left_.gif';
  }
  var rightimg =  document.getElementById("fi_1_right");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_right_.gif';
  }

  var rightimg =  document.getElementById("fi_2_left");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_left_.gif';
  }
  var rightimg =  document.getElementById("fi_2_right");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_right_.gif';
  }

  var rightimg =  document.getElementById("fi_3_left");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_left_.gif';
  }
  var rightimg =  document.getElementById("fi_3_right");
  if(rightimg!=null) {
    rightimg.src='/themes/img/fi_top_right_.gif';
  }

}