去掉了灰色倒三角的漂亮下拉列表

  if (!SS_VAR.bEventAttached) {
   document.attachEvent('onmousedown', SS_blurExcept);
   document.attachEvent('ondblclick', SS_blurExcept);
   SS_VAR.bEventAttached = true;
  }
 }
}
function SS_handlePropertychange ()
{
 if ('propertychange'==window.event.type && 'selectedIndex'==window.event.propertyName) {
  var oSS = window.event.srcElement.SS;
  oSS.syncSelectedIndex();

  if (null != oSS.select.onchange)
   oSS.select.onchange();
 }
}
function SS_handleMousewheel (event)
{
 var idx = this.selectedIndex;
 if ('mousewheel'==event.type && this.bFocused && this.bReverse) {
  for (var i=0; i < event.wheelDelta; i += 120)
   idx--;
  for (var i=0; i > event.wheelDelta; i -= 120)
   idx++;
 }
 idx = Math.max(idx, 0);
 idx = Math.min(idx, this.options.length - 1);
 this.select.selectedIndex = idx;
}
function SS_handleOverTitle ()
{
 if (this.bExpanded)
  return;

 this.TitleTable.style.borderColor = SS_ENV.CR.BorderActive;
 this.TitleTable.cells(1).style.display = 'none';
 this.TitleTable.cells(2).style.display = 'block';
}
function SS_handleOutTitle ()
{
 this.TitleTable.style.borderColor = SS_ENV.CR.Border;
 this.TitleTable.cells(2).style.display = 'none';
 this.TitleTable.cells(1).style.display = 'block';
}
function SS_handleOverOption (idx)
{
 for (var i=0; i < this.options.length; i++) {
  if (i==idx)
   this.turnOnOption(i);
  else
   this.turnOffOption(i);
 }
}
function SS_turnOnOption (idx)
{
 this.OptionsTable.cells(idx).style.color = SS_ENV.CR.ReverseText;
 this.OptionsTable.cells(idx).style.backgroundColor = SS_ENV.CR.ReverseBackground;
}
function SS_turnOffOption (idx)
{
 this.OptionsTable.cells(idx).style.color = '';
 this.OptionsTable.cells(idx).style.backgroundColor = '';
}
function SS_adjustOptionsDiv ()
{
 if (this.bOriginalSelect) return;

 this.OptionsDiv.style.width = this.width;
 this.OptionsDiv.style.height = Math.min(this.options.length, this.ListMax) * this.OptionHeight + 2;
 this.OptionsWrapper.style.height = this.options.length * this.OptionHeight;
 this.OptionsDiv.style.overflowY = (this.options.length > this.ListMax) ? 'scroll' : '';

 var top = this.Table.offsetTop;
 var left = this.Table.offsetLeft;
 for (var El = this.Table.offsetParent; 'BODY'!=El.tagName && 'absolute'!=El.style.position && 'relative'!=El.style.position; El = El.offsetParent) {
  if ('TABLE' != El.tagName) {
   top += El.clientTop;
   left += El.clientLeft;
  }
  top += El.offsetTop;
  left += El.offsetLeft;
 }
 this.OptionsDiv.style.top = (this.bListDown) ? (top + this.height) : (top - parseInt(this.OptionsDiv.style.height));
 this.OptionsDiv.style.left = left;

 this.TitleWrapper.style.top = 0;
 this.TitleWrapper.style.left = 0;
}
function SS_syncOptions ()
{
 if (this.bOriginalSelect) return;

 for (var i=0; i < this.options.length; i++) {
  this.OptionsTable.cells(i).setAttribute('index', i);
  if (this.OptionsTable.cells(i).childNodes(0).innerText != this.options[i].innerText)
   this.OptionsTable.cells(i).childNodes(0).innerText = this.options[i].innerText;
 }
}
function SS_pressTitle (event)
{
 SS_cancelEvent(event);

 this.srcElementOfLastMousedown = event.srcElement;

 this.toggleOptions();
}
function SS_releaseTitle (event)
{
 SS_cancelEvent(event);

 if (this.isThisEventToBeCanceled(event)) return;

 this.srcElementOfLastMousedown = null;
}
function SS_pressOption (event)
{
 SS_cancelEvent(event);

 this.srcElementOfLastMousedown = event.srcElement;
}
function SS_moveOption (event)
{
 SS_cancelEvent(event);

 if (this.isThisEventToBeCanceled(event)) return;
 if (!(event.offsetX >= 0 && event.offsetX <= this.OptionsTable.offsetWidth)) return;

 this.handleOverOption(Math.floor(event.offsetY / this.OptionHeight));
}
function SS_releaseOption (event)
{
 SS_cancelEvent(event);

 if (this.isThisEventToBeCanceled(event)) return;

 this.srcElementOfLastMousedown = null;

 if (event.offsetX >= 0 && event.offsetX <= this.OptionsTable.offsetWidth) {
  this.toggleOptions(false);
  this.select.selectedIndex = Math.floor(event.offsetY / this.OptionHeight);
 }
}
function SS_createTable ()
{
 this.Table = SS_createElement(""
  + "<table border=0 cellpadding=0 cellspacing=0 style='table-layout:fixed; cursor:default'>"
  + "<tr><td></td></tr>"
  + "</table>"
 );
 if (!isNaN(this.width))
  this.Table.style.width = this.width;
 this.Table.style.height = this.height;

 if (!this.bOriginalSelect) {
  this.createTitleDiv();
  this.createOptionsDiv();
  this.Table.cells(0).appendChild(this.TitleDiv);
  this.Table.cells(0).appendChild(this.OptionsDiv);
 }
 else {
  this.Table.cells(0).appendChild(this.select);
 }
}
function SS_createTitleDiv ()
{
 this.TitleDiv = SS_createElement(""
  + "<div style='position:relative; top:0; left:0;'>"
  + " <table border=0 cellpadding=0 cellspacing=1"
  + "  height="+this.height
  + "  bgcolor=white"
  + "  style='table-layout:fixed; border:1 solid "+SS_ENV.CR.Border+";'"
  + "  onmouseover='SS_VAR.SelectList["+this.ssID+"].adjustOptionsDiv()'"
  + " >"
  + " <tr>"
  + "  <td><nobr style='text-oveflow:hidden;"+SS_ENV.OptionNobrStyle+"'></nobr></td>"
  + "  <td width="+SS_ENV.ButtonWidth+" align=center style='word-wrap:normal'></td>"
  + "  <td style='display:none' width="+SS_ENV.ButtonWidth+" align=center style='word-wrap:normal'></td>"
  + "  <td style='display:none'></td>"
  + " </tr>"
  + " </table>"
  + "</div>"
 );
 this.TitleTable = this.TitleDiv.childNodes(0);
 this.TitleTable.cells(0).childNodes(0).innerText = this.options[this.selectedIndex].innerText;
 this.TitleTable.cells(1).innerHTML = "<img src="/Files/BeyondPic/chinazcj/2005-11/20/05112015561126430.gif" border=0 align=absmiddle>";
 this.TitleTable.cells(2).innerHTML = "<img src="/Files/BeyondPic/chinazcj/2005-11/20/05112015561169934.gif" border=0 align=absmiddle>";
 this.TitleTable.cells(3).appendChild(this.select);
 this.TitleWrapper = document.createElement(""
  + "<img src="/Files/BeyondPic/chinazcj/2005-11/20/05112015561259287.gif""
  + " style='position:absolute; top:0; left:0; z-index:2; width:100%; height:"+this.height+";'"
  + " onmouseover='SS_VAR.SelectList["+this.ssID+"].handleOverTitle()'"
  + " onmouseout='SS_VAR.SelectList["+this.ssID+"].handleOutTitle(); SS_VAR.SelectList["+this.ssID+"].releaseTitle(window.event);'"
  + " onmousedown='SS_VAR.SelectList["+this.ssID+"].pressTitle(window.event)'"
  + " ondblclick='SS_VAR.SelectList["+this.ssID+"].pressTitle(window.event); SS_VAR.SelectList["+this.ssID+"].releaseTitle(window.event);'"
  + " onmouseup='SS_VAR.SelectList["+this.ssID+"].releaseTitle(window.event)'"
  + " onmousewheel='SS_VAR.SelectList["+this.ssID+"].handleMousewheel(window.event)'"
  + " ondragstart='SS_cancelEvent(window.event)'"
  + ">"
 );
 SS_CreatedElements[SS_CreatedElements.length] = this.TitleWrapper;
 this.TitleDiv.appendChild(this.TitleWrapper);
}
function SS_createOptionsDiv ()
{
 this.OptionsDiv = SS_createElement(""
  + "<div style='"+SS_ENV.OptionsDivStyle+"'"
  + " onscroll='SS_VAR.SelectList["+this.ssID+"].moveOption(window.event)'"
  + " onmousedown='SS_cancelEvent(window.event)'"
  + ">"
  + " <table border=0 cellpadding=0 cellspacing=0 width=100% style='table-layout:fixed'>"
  + " </table>"
  + "</div>"
 );
 this.OptionsTable = this.OptionsDiv.childNodes(0);
 for (var i=0; i < this.options.length; i++) {
  this.createOptionTr(i);
 }
 this.syncOptions();
 this.OptionsWrapper = document.createElement(""
  + "<img src="/Files/BeyondPic/chinazcj/2005-11/20/05112015561259287.gif""
  + " style='position:absolute; top:0; left:0; width:100%;'"
  + " onmousedown='SS_VAR.SelectList["+this.ssID+"].pressOption(window.event)'"
  + " onmousemove='SS_VAR.SelectList["+this.ssID+"].moveOption(window.event)'"
  + " onmouseup='SS_VAR.Sel

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