在asp.net怎么设置日期时间控件(DTPtime)的初值，它是object，怎么获得它的值？

Question

<OBJECT id="DPTStart" style="Z-INDEX: 100; LEFT: 27px; WIDTH: 174px; POSITION: absolute; TOP: 106px; HEIGHT: 25px" classid="clsid:20DD1B9E-87C4-11D1-8BE3-0000F8754DA1" VIEWASTEXT>
<PARAM NAME="_ExtentX" VALUE="4604">
<PARAM NAME="_ExtentY" VALUE="661">
<PARAM NAME="_Version" VALUE="393216">
<PARAM NAME="MousePointer" VALUE="0">
<PARAM NAME="Enabled" VALUE="1">
<PARAM NAME="OLEDropMode" VALUE="0">
<PARAM NAME="CalendarBackColor" VALUE="4227072">
<PARAM NAME="CalendarForeColor" VALUE="-2147483630">
<PARAM NAME="CalendarTitleBackColor" VALUE="-2147483633">
<PARAM NAME="CalendarTitleForeColor" VALUE="-2147483630">
<PARAM NAME="CalendarTrailingForeColor" VALUE="-2147483631">
<PARAM NAME="CheckBox" VALUE="0">
<PARAM NAME="CustomFormat" VALUE="yyyy-MM-dd HH:mm:ss">
<PARAM NAME="DateIsNull" VALUE="0">
<PARAM NAME="Format" VALUE="662831107">
<PARAM NAME="UpDown" VALUE="1">
<PARAM NAME="CurrentDate" VALUE="38083.9583333333">
<PARAM NAME="MaxDate" VALUE="2958465">
<PARAM NAME="MinDate" VALUE="-109205">
</OBJECT>