用哪个日期的js代码替换下来.

<!--
//----------------------------------------------------------------------------
//  这是梅花雨做的一个日历 Javascript 页面脚本控件，适用于微软的 IE （5.0以上）浏览器

//==================================================== 参数设定部分 =======================================================
var bMoveable=true;  //设置日历是否可以拖动
var _VersionInfo="overred 集成" //版本信息
//==================================================== WEB 页面显示部分 =====================================================
var strFrame;  //存放日历层的HTML代码
document.writeln('<iframe   scrolling="no" id=meizzDateLayer Author=wayx frameborder=0  style="position: absolute; width: 200; height:250; z-index: 9998; display: none "></iframe>');
strFrame='<style>';
strFrame+='INPUT.button{BORDER-RIGHT: #ff9900 1px solid;BORDER-TOP: #ff9900 1px solid;BORDER-LEFT: #ff9900 1px solid;';
strFrame+='BORDER-BOTTOM: #ff9900 1px solid;BACKGROUND-COLOR: #fff8ec;font-family:宋体;}';
strFrame+='TD{FONT-SIZE: 9pt;font-family:宋体;}';
strFrame+='</style>';
strFrame+='<scr' + 'ipt>';
strFrame+='var datelayerx,datelayery; /*存放日历控件的鼠标位置*/';
strFrame+='var bDrag; /*标记是否开始拖动*/';
strFrame+='function document.onmousemove() /*在鼠标移动事件中，如果开始拖动日历，则移动日历*/';
strFrame+='{if(bDrag && window.event.button==1)';
strFrame+=' {var DateLayer=parent.document.all.meizzDateLayer.style;';
strFrame+='  DateLayer.posLeft += window.event.clientX-datelayerx;/*由于每次移动以后鼠标位置都恢复为初始的位置，因此写法与div中不同*/';
strFrame+='  DateLayer.posTop += window.event.clientY-datelayery;}}';
strFrame+='function DragStart()  /*开始日历拖动*/';
strFrame+='{var DateLayer=parent.document.all.meizzDateLayer.style;';
strFrame+=' datelayerx=window.event.clientX;';
strFrame+=' datelayery=window.event.clientY;';
strFrame+=' bDrag=true;}';
strFrame+='function DragEnd(){  /*结束日历拖动*/';
strFrame+=' bDrag=false;}';
strFrame+='</scr' + 'ipt>';
strFrame+='<div style="z-index:9999;position: absolute; left:0; top:0;" onselectstart="return false"><span id=tmpSelectYearLayer Author=wayx style="z-index: 9999;position: absolute;top: 3; left: 19;display: none"></span>';
strFrame+='<span id=tmpSelectMonthLayer Author=wayx style="z-index: 9999;position: absolute;top: 3; left: 78;display: none"></span>';
strFrame+='<table border=1 cellspacing=0 cellpadding=0 width=200 height=144 bordercolor=#ff9900 bgcolor=#ff9900 Author="wayx">';
strFrame+='  <tr Author="wayx"><td width=200 height=23 Author="wayx" bgcolor=#FFFFFF><table border=0 cellspacing=1 cellpadding=0 width=200 Author="wayx" height=23>';
strFrame+='      <tr align=center Author="wayx"><td width=16 align=center bgcolor=#ff9900 style="font-size:12px;cursor: hand;color: #ffffff" ';
strFrame+='        onclick="parent.meizzPrevM()" title="向前翻 1 月" Author=meizz><b Author=meizz>&lt;</b>';
strFrame+='        </td><td width=60 align=center style="font-size:12px;cursor:default" Author=meizz ';
//strFrame+='onmouseover="style.backgroundColor='