function catstr(str,num,replacestr){//字符串长度收缩函数，参数：目标字符串、限制的长度、替换的字符串
if (num!=0&&str.length>num){
str=str.substring(0,num-replacestr.length);
str=str+replacestr;
}
return str;
}
function timefn(timestr){//时期格式函数
var str = timestr+'-';
str=str.replace('-1-','-01-')
str=str.replace('-2-','-02-')
str=str.replace('-3-','-03-')
str=str.replace('-4-','-04-')
str=str.replace('-5-','-05-')
str=str.replace('-6-','-06-')
str=str.replace('-7-','-07-')
str=str.replace('-8-','-08-')
str=str.replace('-9-','-09-')
str=str.substring(0,str.length-1)
return str;
}
//取得上条记录
function readproductup(xmlfile,id){
var dom = new ActiveXObject("Microsoft.XMLDOM");
dom.async=false;
dom.load(xmlfile+"product.xml");
var content = document.createElement("content");
var str = "";
var count=id;
var sign=20;
while (sign>0)
{
count=count-1
if (str==""){
var nodes=dom.documentElement.selectSingleNode("product[@id='"+count+"']")
if (nodes!=null){
str=""+nodes.childNodes(1).text+"";
}
}
sign=sign-1
}
content.innerHTML=str;
document.write (content.innerHTML)
}
//取得下条记录
function readproductdown(xmlfile,id){
var dom = new ActiveXObject("Microsoft.XMLDOM");
dom.async=false;
dom.load(xmlfile+"product.xml");
var content = document.createElement("content");
var str = "";
var count=id;
var sign=20;
while (sign>0)
{
count=count+1
if (str==""){
var nodes=dom.documentElement.selectSingleNode("product[@id='"+count+"']")
if (nodes!=null){
str=""+nodes.childNodes(1).text+"";
}
}
sign=sign-1
}
content.innerHTML=str;
document.write (content.innerHTML)
}
//批量读取类产品
function readproductcell(xmlfile,sign,page,contentid,pageid,gotoid,lengthstr)
{//文件路径、类别id、页数、内容id、页数id、跳转id、限制长度、CSS
var dom = new ActiveXObject("Microsoft.XMLDOM");
dom.async=false;
dom.load(xmlfile+"product.xml");
var nodes=dom.documentElement;
var content = document.createElement("content");
var content1 = document.createElement("content1");
var content2 = document.createElement("content2");
var xmlnum=nodes.childNodes.length;
var str="";
sum=0;//总数
vpage=9;//一页多少个
for(var i=0;i < xmlnum;i++)
{
if (nodes.childNodes[i].childNodes(6).text==sign)
{
sum=sum+1 //获得总数..
}
}
sumpage=Math.ceil(sum/vpage); //确定总的页数
if (page==0) {page=1;}
if (page<1) {page=1;}
if (page>sumpage) {page=sumpage;}
var j=0;
var tmp="";
for(var k=1;k <= sumpage;k++)
{
if (k==page)
{tmp=tmp+"";}
else
{tmp=tmp+"";}
}
var signii=0;
for(var i=0;i < xmlnum;i++)
{
if (nodes.childNodes[i].childNodes(6).text==sign){
if ((j>=((page-1)*vpage))&&(j<(page*vpage))){
signii=0;
str=str+"