关于下载js文件的问题？？

function viewPage2(ipage){
        document.frmList2.Page.value=ipage
        document.frmList2.submit()        
     }
     function viewPage1(ipage){
        document.frmList2.Page.value=ipage
        document.frmList2.submit()        
}function loadThreadFollow(b_id,a_id){
var targetImg =eval("followImg" + a_id);
var targetDiv =eval("follow" + a_id);
if (targetImg.src.indexOf("nofollow")!=-1){return false;}
if ("object"==typeof(targetImg)){
if (targetDiv.style.display!='block'){
targetDiv.style.display="block";
targetImg.src="http://img2.soufun.com/bbs/image/bbs/minus.gif";
if (targetImg.loaded=="no"){
document.frames["hiddenframe"].location.replace("/soufun_forum/frm_loadtree1.aspx?boardid="+b_id+"&id="+a_id+"&top=0");
}
}else{
targetDiv.style.display="none";
targetImg.src="http://img2.soufun.com/bbs/image/bbs/plus.gif";
}
}
}
function loadThreadFollowtop(b_id,a_id){
var targetImg =eval("TfollowImg" + a_id);
var targetDiv =eval("Tfollow" + a_id);
if (targetImg.src.indexOf("nofollow")!=-1){return false;}
if ("object"==typeof(targetImg)){
if (targetDiv.style.display!='block'){
targetDiv.style.display="block";
targetImg.src="http://img2.soufun.com/bbs/image/bbs/minus.gif";
if (targetImg.loaded=="no"){
document.frames["hiddenframe"].location.replace("/soufun_forum/frm_loadtree1.aspx?boardid="+b_id+"&id="+a_id+"&top=1");
}
}else{
targetDiv.style.display="none";
targetImg.src="http://img2.soufun.com/bbs/image/bbs/plus.gif";
}
}
}
function resumeTree(rootid){
loadThreadFollow(rootid);
}
function add(sign,bid){
val="?bid="+bid+"&sign="+sign;
newwindow = window.open('/asp/bbs/speak.aspx' + val,"nwl");
if(!newwindow.opener){newwindow.opener=self};
}
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 jump(domain,sign,bid){
var url;
if(document.all.select.value != "")
{
url="/soufun_forum/EquipmentForum/BBS_Equipment_HotElit.aspx?postdate="+document.all.select.value+"&domain="+domain+"&sign="+sign+"&bid="+bid;
window.location.assign(url);
}
}
function pagejump(url){
var target=url+"&page="+document.all.txtpage.value;
window.location=target;
}
function forumjump(){
var signlist=document.all.mainsignlist;
if(signlist!=null){
var sign=signlist.value;
var postbox=document.all.post_box;
if(postbox!=null){
postbox.innerHTML="<A href='/soufun_forum/post/frm_speak.aspx?Sign="+sign+"&Bid=-1' target=_blank onclick='javascript:return checksign()'}><img src='http://img2.soufun.com/bbs/image/newbbs/zxft.gif' border='0' align='absBottom'></A>";
}
}
}
function checksign(){
var signlist=document.all.mainsignlist;
if(signlist!=null){
var sign=signlist.value;
if(sign==""){alert("请选择论坛");return false;}
}
}
function jump_city()
{
var url;
url='/soufun_forum/equipmentforum/bbs_equipment.aspx?domain='+document.all.select2.value;
window.location.assign(url);
} 帮你下载了。