var cmndir = "/am/english/cmn/";
var d = document;
var imgs = new Array();
var onload_items = new Array();
var searchFlag = 0;
var searchDefStr = '';

function getObjStr(obj) {
  if(d.getElementById) return "d.getElementById('"+obj+"')";
  else if(d.all) return "d.all('"+obj+"')";
  else if(d.layers) return "d.layers['"+obj+"']";
}

function clearText(target) {
  if (searchFlag == 0) {
    searchFlag = 1;
    searchDefStr = target.value;
    target.value = '';
  }
}

function recoverText(target) {
  if (target.value == '') {
    target.value = searchDefStr;
    searchFlag = 0;
  }
}

function preloadimages(){
  var onImgs = new Array();
  for (field in imgs) {
    onImgs[field] = new Image();
    onImgs[field].src = imgs[field];
  }
}

function setHandlers() {
  searchQue_obj = eval(getObjStr('NBGIsearchQue'));
  searchQue_obj.onclick = function () { clearText(this); }
  searchQue_obj.onblur  = function () { recoverText(this); }
  searchBtn_obj = eval(getObjStr('NBGIsearchBtn'));
  searchBtn_obj.onmouseover = function () { this.src = cmndir+'img/search_btn_o.gif'; }
  searchBtn_obj.onmouseout  = function () { this.src = cmndir+'img/search_btn.gif'; }

  menu1_obj = eval(getObjStr('NBGImenuBtn1')).firstChild;
  menu2_obj = eval(getObjStr('NBGImenuBtn2')).firstChild;
  menu3_obj = eval(getObjStr('NBGImenuBtn3')).firstChild;

  if (eval(getObjStr('NBGIhome'))) imgSrcSfx = '_home';
  else imgSrcSfx = '';
  menu1_obj.onmouseover = function () { this.firstChild.src = cmndir+'img/menu1'+imgSrcSfx+'_o.jpg'; }
  menu1_obj.onmouseout  = function () { this.firstChild.src = cmndir+'img/menu1'+imgSrcSfx+'.jpg'; }
  menu2_obj.onmouseover = function () { this.firstChild.src = cmndir+'img/menu2'+imgSrcSfx+'_o.jpg'; }
  menu2_obj.onmouseout  = function () { this.firstChild.src = cmndir+'img/menu2'+imgSrcSfx+'.jpg'; }
  menu3_obj.onmouseover = function () { this.firstChild.src = cmndir+'img/menu3'+imgSrcSfx+'_o.jpg'; }
  menu3_obj.onmouseout  = function () { this.firstChild.src = cmndir+'img/menu3'+imgSrcSfx+'.jpg'; }
}

window.onload = function() { for (var i in onload_items) onload_items[i]() }
onload_items[onload_items.length] = preloadimages;
// onload_items[onload_items.length] = setHandlers;