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<!doctype html public "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title> JavaScript: showPages v1.0 [by Lapuasi.com]</title>
<script language="JavaScript">
<!--

function showPages(name) { //初始化属性
this.name = name; //对象名称
this.page = 1; //当前页数
this.pageCount = 1; //总页数
this.argName = 'page'; //参数名
this.showTimes = 1; //打印次数
}
showPages.prototype.getPage = function(){ //丛url获得当前页数,如果变量重复只获取最后一个
var args = location.search;
var reg = new RegExp('[\?&]?' + this.argName + '=([^&]*)[&$]?', 'gi');
var chk = args.match(reg);
this.page = RegExp.$1;
}
showPages.prototype.checkPages = function(){ //进行当前页数和总页数的验证
if (isNaN(parseInt(this.page))) this.page = 1;
if (isNaN(parseInt(this.pageCount))) this.pageCount = 1;
if (this.page < 1) this.page = 1;
if (this.pageCount < 1) this.pageCount = 1;
if (this.page > this.pageCount) this.page = this.pageCount;
this.page = parseInt(this.page);
this.pageCount = parseInt(this.pageCount);
}