var OpenMenu = '';
var timHandle = '';

function ShowMenu(o){
	HideMenuNow();
  obj = 'mnu' + o.substring(3);
  if(document.getElementById(obj)){
    document.getElementById(obj).style.visibility = 'visible';
    OpenMenu = obj;
  } else {
    if(document.all[obj]){
      document.all[obj].style.visibility = 'visible';
      OpenMenu = obj;
    }
  }
}

function HideMenuNow(){
  if(document.getElementById(OpenMenu)){
    obj = 'lnk' + OpenMenu.substring(3);
    document.getElementById(OpenMenu).style.visibility = 'hidden';
    clearTimeout(timHandle);
  } else {
    if(OpenMenu!=''){
      obj = 'lnk' + OpenMenu.substring(3);
      document.all[OpenMenu].style.visibility = 'hidden';
      clearTimeout(timHandle);
    }
  }
}

function HideMenu(){
  timHandle = setTimeout('HideMenuNow()', 500);
}

function LTrim(str){
  var whitespace = new String(" \t\n\r");
  var s = new String(str);
  if (whitespace.indexOf(s.charAt(0)) != -1) {
    var j=0, i = s.length;
    while (j < i && whitespace.indexOf(s.charAt(j)) != -1){
      j++;
    }
    s = s.substring(j, i);
  }
  return s;
}

function RTrim(str){
  var whitespace = new String(" \t\n\r");
  var s = new String(str);
  if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
    var i = s.length - 1;
    while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1){
      i--;
    }
    s = s.substring(0, i+1);
  }
   return s;
}

function Trim(str){
  return RTrim(LTrim(str));
}

function PopUp(o){
  window.open(o, "pop", "fullscreen=no,toolbar=no,status=no,menubar=no,scrollbars=yes,resizable=yes,directories=no,location=no,width=520,height=520");
}