还是history问题,代码分析
<td nowrap width="120"><p align="center"><%Response.Write j1&i&m1%>
<br>图号:
<input type="text" readonly=true id="Picidfloor_<%=i%>" name="Picid_<%=j1&i&m1%>" class=saveHistory value="<%'get waiting%>" style="width: 40; height: 16" size="24">
<br>面积:
<input type="text" name="Room_area_<%=j1&i&m1%>" class=saveHistory id="Room_areafloor_<%=i%>"
readonly=true onclick="OpenWindows('disareapic.asp?units=<%=j1%>&floor=<%=i%>&account=<%=m1%>&Pic_id=3'+document.myform2.Picid_<%=j1&i&m1%>.value+'&area='+this.value);"
value="<%'get waiting%>" style="width: 40; height: 16" size="24">
</td>
以上代码作为当前页面连接至disareapic.asp时候,document.myform2.Picid_<%=j1&i&m1%>.value可以取到。
但是用history.back()退回到本页面后,以上openwindows中的参数document.myform2.Picid_<%=j1&i&m1%>.value不知为何竟为undefined.