//<script language="javascript">

var elmID = new String("-1");
  
function fShowHide(oButton, eID)
{
  eID = String(eID);

  var oDiv = document.getElementById("submenu_" + eID);

  if (oButton.src.search("ps_plus_sign_blue") != -1)
  {
    fShowDiv(eID);
  }
  else
  {
    fHideDiv(eID);
  }

  elmID = String(eID);
 }

function fShowDiv(eID)
{
  var oBtn = document.getElementById("plusMinus_" + String(eID));
  var oDiv = document.getElementById("submenu_" + String(eID));

  oBtn.src   = "http://www.Betonsuccess.ru/new/images/show_hide_btn/ps_minus_sign_blue.gif";
  oBtn.alt   = "Collapse";
  oBtn.title = "Collapse";
  oDiv.className = "WMSMS";
}

function fHideDiv(eID)
{
  var oBtn = document.getElementById("plusMinus_" + String(eID));
  var oDiv = document.getElementById("submenu_" + String(eID));

  oBtn.src   = "http://www.Betonsuccess.ru/new/images/show_hide_btn/ps_plus_sign_blue.gif";
  oBtn.alt   = "Expand";
  oBtn.title = "Expand";
  oDiv.className = "WMSMH";
}