function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function $(id)
{
  return document.getElementById(id);
}

function select_lang(a){
	if(a){
		$("language").className="language_act";
		$("language").style.left=(document.body.clientWidth/2)+400+"px";
	}else{
		$("language").className="language";
		$("language").style.left="0px";
	}
}

function select_index_lang(a){
	if(a){
		$("language").className="language_act";
		$("language").style.left="817px";
		$("language").style.top="0px";
	}else{
		$("language").className="language";
		$("language").style.left="0px";
		$("language").style.top="0px";
	}
}
function changeaboutindex(n){
	switch(n){
		  case 1:
		  document.getElementById("aboutindexTab1").src="../images/east_11a.gif";
		  document.getElementById("aboutindexTab2").src="../images/east_12.gif";
		  document.getElementById("aboutindexTab3").src="../images/east_13.gif";
		  document.getElementById("aboutindexTab4").src="../images/east_14.gif";
		  document.getElementById("aboutindexContent").style.display="block";
		  document.getElementById("aboutindexContent1").style.display="none";
		  document.getElementById("aboutindexContent2").style.display="none";
		  document.getElementById("aboutindexContent3").style.display="none";
		  break;  
		  case 2:
		  document.getElementById("aboutindexTab1").src="../images/east_11.gif";
		  document.getElementById("aboutindexTab2").src="../images/east_12a.gif";
		  document.getElementById("aboutindexTab3").src="../images/east_13.gif";
		  document.getElementById("aboutindexTab4").src="../images/east_14.gif";
		  document.getElementById("aboutindexContent").style.display="none";
		  document.getElementById("aboutindexContent1").style.display="block";
		  document.getElementById("aboutindexContent2").style.display="none";
		  document.getElementById("aboutindexContent3").style.display="none";
		  break;
		  case 3:
		   document.getElementById("aboutindexTab1").src="../images/east_11.gif";
		  document.getElementById("aboutindexTab2").src="../images/east_12.gif";
		  document.getElementById("aboutindexTab3").src="../images/east_13a.gif";
		  document.getElementById("aboutindexTab4").src="../images/east_14.gif";
		  document.getElementById("aboutindexContent").style.display="none";
		  document.getElementById("aboutindexContent1").style.display="none";
		  document.getElementById("aboutindexContent2").style.display="block"; 
		  document.getElementById("aboutindexContent3").style.display="none";
		  break;
		  case 4:
		  document.getElementById("aboutindexTab1").src="../images/east_11.gif";
		  document.getElementById("aboutindexTab2").src="../images/east_12.gif";
		  document.getElementById("aboutindexTab3").src="../images/east_13.gif";
		  document.getElementById("aboutindexTab4").src="../images/east_14a.gif";
		  document.getElementById("aboutindexContent").style.display="none";
		  document.getElementById("aboutindexContent1").style.display="none";
		  document.getElementById("aboutindexContent2").style.display="none";
		  document.getElementById("aboutindexContent3").style.display="block";
		  break;		  
		
	}
}

function changeserindex(n){
	switch(n){
		case 1:
		  document.getElementById("serindexTab1").src="../images/sera_03.gif";
		  document.getElementById("serindexTab2").src="../images/ser_05.gif";
		  document.getElementById("serindexTab3").src="../images/ser_07.gif";
		  document.getElementById("serindexTab4").src="../images/ser_09.gif";
		  document.getElementById("ser01").style.display="block";
		  document.getElementById("ser02").style.display="none";
		  document.getElementById("ser03").style.display="none";
		  document.getElementById("ser04").style.display="none";
		  break;
		  case 2:
		  document.getElementById("serindexTab1").src="../images/ser_03.gif";
		  document.getElementById("serindexTab2").src="../images/sera_05.gif";
		  document.getElementById("serindexTab3").src="../images/ser_07.gif";
		  document.getElementById("serindexTab4").src="../images/ser_09.gif";
		  document.getElementById("ser01").style.display="none";
		  document.getElementById("ser02").style.display="block";
		  document.getElementById("ser03").style.display="none";
		  document.getElementById("ser04").style.display="none";
		  break;
		  case 3:
		  document.getElementById("serindexTab1").src="../images/ser_03.gif";
		  document.getElementById("serindexTab2").src="../images/ser_05.gif";
		  document.getElementById("serindexTab3").src="../images/sera_07.gif";
		  document.getElementById("serindexTab4").src="../images/ser_09.gif";
		  document.getElementById("ser01").style.display="none";
		  document.getElementById("ser02").style.display="none";
		  document.getElementById("ser03").style.display="block";
		  document.getElementById("ser04").style.display="none";
		  break;
		  case 4:
		  document.getElementById("serindexTab1").src="../images/ser_03.gif";
		  document.getElementById("serindexTab2").src="../images/ser_05.gif";
		  document.getElementById("serindexTab3").src="../images/ser_07.gif";
		  document.getElementById("serindexTab4").src="../images/sera_09.gif";
		  document.getElementById("ser01").style.display="none";
		  document.getElementById("ser02").style.display="none";
		  document.getElementById("ser03").style.display="none";
		  document.getElementById("ser04").style.display="block";
		  break;
		 
		 
	}
}

<!--
function DP() { 
if (window.print) 
{
var Div1 = document.all.divprint.innerHTML;
// *****************************************************
// Div1、Div2即为你在打印的区域
// 这里根据你要打印的哪些内容，从原显示页面中用
// <div id=Div1>Div1....</div><div id=Div2>Div2...</div>
// 等标示出来,要打印多少项目就标示多少
// ***************************************************** 
var css = '<style type="text/css" media=all>' +
'p { line-height: 120%}' +
'.ftitle { line-height: 120%; font-size: 18px; color: #000000}' +
'td { font-size: 10px; color: #000000}' +
'</style>' ;
// *****************************************************
// 定义打印用的CSS，具体你想打印出什么样的格式全看你自己
// 了，但要注意：如果此处有什么同网页中不一致的，可能打印
// 出来的页面同网页格式、字体可能会有所不同
// *****************************************************

var body ='<table width="650" border="0" cellspacing="0" cellpadding="5">' +
' <tr> ' +
' <td class="fbody"> ' +
' <div align="center" class=ftitle>' + Div1 + '</div>'  
' </td>' +
' </tr>' +
'</table>';
// ******************************************************
// 在此处重新设置的打印格式，根据你的打印要求，将原显示的
// 网页的DIV内容重新组合，可以根据你原来的表格内容，去掉
// 不要打印的，你也可以能下面定义的noprint忽略掉你不想打
// 印的东西，只调用你要打印的内容，但这样被忽略掉的地方将
// 打印出空，不是很美观。表格宽度要同打印的纸张宽度匹配。
// ******************************************************

document.body.innerHTML = '<center>' + css + body + '</center>';
// ******************************************************
// 重设document.body，打印文档准备就绪
// ******************************************************

window.print();
window.history.go(0);
// ******************************************************
// 调用打印命令，打印当前窗口内容。当你打印时其实是一张新
// 的网页了，但网页文件还是原先的。紧接着调用
// window.history.go(0)，再回到打印前的页面，效果相当不差
// ******************************************************
}
}
-->