function changeLabTit(labId) {
  if (labId == 1) { //  当labId=1时， 表示“我要留言”状态，否则表示留言列表状态
    document.getElementById("msgInputArea").style.display = "";
	document.getElementById("msgSearch").style.display = "none";
    document.getElementById("msgDisplay").style.display = "none";
  } else {
    document.getElementById("msgDisplay").style.display = "";
	document.getElementById("msgSearch").style.display = "";
    document.getElementById("msgInputArea").style.display = "none";
  }
}


function clearBlank(str) { //去除空格
  return str.replace(/(^\s*)|(\s*$)/g, "");
}

/********************************************************************/
/****    函 数 名：check         *********************************/
/****    参    数：无                      *********************************/
/****    返 回 值：Ture Or False       *********************************/
/****    功    能：检查表单内的必填项     *********************************/
/****    备    注：无              *********************************/
/****    制 作 人：Jinwei                 *********************************/
/****    制作时间：2006-08-02      *********************************/
/********************************************************************/
function check() {
var passed = true;
var name = clearBlank(document.orderForm.txtname.value);
var title = clearBlank(document.orderForm.txttitle.value);
var content = clearBlank(document.orderForm.txtcontent.value);
var txtcome = clearBlank(document.orderForm.txtcome.value);
  if (passed && name == "") {
    alert("请输入姓名！");
	document.orderForm.txtname.focus();
	passed = false;
  }

  if (passed && txtcome == "") {
    alert("请输入来自何处！");
	document.orderForm.txtcome.focus();
	passed = false;
  }
  if (passed && title == "") {
    alert("请输入标题！");
	document.orderForm.txttitle.focus();
	passed = false;
  }
  if (passed && content == "") {
    alert("请输入内容！");
	document.orderForm.txtcontent.focus();
	passed = false;
  }
    if (passed) {
		alert("感谢您的留言！");
	   document.orderForm.submit();
	} else {
	   return passed;
	}
}

/********************************************************************/
/****    函 数 名：check_en        *********************************/
/****    参    数：无                      *********************************/
/****    返 回 值：Ture Or False       *********************************/
/****    功    能：检查表单内的必填项     *********************************/
/****    备    注：英文版              *********************************/
/****    制 作 人：Jinwei                 *********************************/
/****    制作时间：2006-08-10      *********************************/
/********************************************************************/
function check_en() {
var passed = true;
var name = clearBlank(document.orderForm.txtname.value);
var title = clearBlank(document.orderForm.txttitle.value);
var content = clearBlank(document.orderForm.txtcontent.value);
var txtcome = clearBlank(document.orderForm.txtcome.value);
  if (passed && name == "") {
    alert("Please input the name!");
	document.orderForm.txtname.focus();
	passed = false;
  }

  if (passed && txtcome == "") {
    alert("Please input the Location!");
	document.orderForm.txtcome.focus();
	passed = false;
  }
  if (passed && title == "") {
    alert("Please input the subject!");
	document.orderForm.txttitle.focus();
	passed = false;
  }
  if (passed && content == "") {
    alert("Please input the content!");
	document.orderForm.txtcontent.focus();
	passed = false;
  }
    if (passed) {
	   document.orderForm.submit();
	} else {
	   return passed;
	}
}


//v1.0
//Copyright 2006 Adobe Systems, Inc. All rights reserved.
function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}

function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '<object ';
  for (var i in objAttrs)
    str += i + '="' + objAttrs[i] + '" ';
  str += '>';
  for (var i in params)
    str += '<param name="' + i + '" value="' + params[i] + '" /> ';
  str += '<embed ';
  for (var i in embedAttrs)
    str += i + '="' + embedAttrs[i] + '" ';
  str += ' ></embed></object>';

  document.write(str);
}

function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    

    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblClick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "id":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}


function showAnswer(obj) {
  var tempObj = document.getElementById(obj);
  if(tempObj.style.display == "none") {
    tempObj.style.display = "";
  } else {
    tempObj.style.display = "none";
  }  
}