var showad = true;        //是否显示广告
var toppx = 60;            //上端位置
var addivw = 53;        //宽度
var addivh = 49;        //高度
var pagewidth = 800;    //页面多少宽度象素下正好不出现左右滚动条
var minscreenw = 1024;    //显示广告的最小屏幕宽度象素
var  leftpos = 0;
var currscreen = window.screen.width;
switch (currscreen) {
	case 800:
	   leftpos = 0;
	   break;
	case 1024:
	   leftpos = 46;
	   break;
	case 1152:
	   leftpos = 78;
	   break;
	case 1280:
	   leftpos = 110;
	   break;
	case 1680:
	   leftpos = 210;
	   break;
}

//var closebuttonhtml ="<div align='right' style='position: absolute;top:400px;right:0;z-index:2000;'><a href='#'><img src='images/top.jpg' border='0'/></a></div>"
//var closebuttonhtml ="<div align='right' style='position: absolute;top:400px;right:0;z-index:2000;'><a href='#'><img src='images/top.jpg' border='0'/></a></div>"

//var adcontenthtml = '';
//document.write ('<div id="javascript.leftdiv" style="position: absolute;border: 1px solid #336699;background-color:#eeeee2;z-index:1000;width:'+addivw+'px;height:'+addivh+'px;top:-1000px;word-break:break-all;display:none;">'+closebuttonhtml+'<div>'+adcontenthtml+'</div></div>');
//document.write ('<div id="javascript.rightdiv" style="position: absolute;z-index:1000;width:'+addivw+'px;height:'+addivh+'px;top:-1000px;word-break:break-all;display:none;">'+closebuttonhtml+'<div>'+adcontenthtml+'</div></div>');
function scall(){
    if(!showad){return;}
	    if (window.screen.width<minscreenw){
        //alert("临时提示：\n\n显示器分辨率宽度小于"+minscreenw+",不显示广告");
        showad = false;
        //document.getelementbyid("javascript.leftdiv").style.display="none";
        document.getelementbyid("javascript.rightdiv").style.display="none";
        return;
    }
    var borderpx = ((window.screen.width-pagewidth)/2-addivw)/2;

    //document.getelementbyid("javascript.leftdiv").style.display="";
    //document.getelementbyid("javascript.leftdiv").style.top=(document.documentelement.scrolltop+toppx)+"px";
   // document.getelementbyid("javascript.leftdiv").style.left=(document.documentelement.scrollleft+borderpx)+"px";
   try{
    document.getelementbyid("javascript.rightdiv").style.display="";
    document.getelementbyid("javascript.rightdiv").style.top=(document.documentelement.scrolltop+toppx)+"px";
    document.getelementbyid("javascript.rightdiv").style.left=(document.documentelement.scrollleft+document.documentelement.clientwidth-document.getelementbyid("javascript.rightdiv").offsetwidth-borderpx)-leftpos+"px";
	}catch(ex){}
	//alert( document.getelementbyid("javascript.rightdiv").style.left)
}

function hidead()
{
    showad = false;
    //document.getelementbyid("javascript.leftdiv").style.display="none";
    document.getelementbyid("javascript.rightdiv").style.display="none";
}


window.onscroll=scall;
window.onresize=scall;
window.onload=scall;









//图片半透明效果
function high(which2){
theobject=which2
highlighting=setinterval("highlightit(theobject)",100)}
function low(which2){clearinterval(highlighting)
which2.filters.alpha.opacity=50}
function highlightit(cur2){
if (cur2.filters.alpha.opacity<200)
cur2.filters.alpha.opacity+=20
else if (window.highlighting)
clearinterval(highlighting)}









//图片翻转效果 make by jw at 2007.01.19

function changepic(id,classname) {
	var tempobj = document.getelementbyid(id);
	tempobj.classname = classname;	
}

//滚动效果
function movstar(a,time){
movx=setinterval("mov("+a+")",time)
}
function movover(){
clearinterval(movx)
}
function mov(a){
scrollx=new_date.document.body.scrollleft
scrolly=new_date.document.body.scrolltop
scrolly=scrolly+a

new_date.window.scroll(scrollx,scrolly)
}
function o_down(theobject){
object=theobject
while(object.filters.alpha.opacity>60){
object.filters.alpha.opacity+=-10}
}
function o_up(theobject){
object=theobject
while(object.filters.alpha.opacity<100){
object.filters.alpha.opacity+=10}
}
function wback(){
if(new_date.history.length==0){window.history.back()}
else{new_date.history.back()}
}


//dreamweaver 自带滚动效果
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];}
}

//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;
}

//标签切换函数
function selecttag(selfobj,tagsname,showcontent,no){
	// 操作标签
	var tag = document.getelementbyid(tagsname).getelementsbytagname("a");
	var taglength = tag.length;
	for(i=0; i<taglength; i++){
		tag[i].classname = "";
	}
	selfobj.classname = "active";
	// 操作内容
	for(i=0; j=document.getelementbyid(showcontent+i); i++){
		j.style.display = "none";
	}
	document.getelementbyid(showcontent+no).style.display = "block";	
	
}