【www.gdgbn.com--excel】
下拉菜单支持输入,并根据输入内容自动定位:参考:演员发表于 10/23/2001 8:58:16 AM 的文章 “罗亭的可输入下拉框的解密简化版.”,在此特别感谢相关人等。
本文为这个下拉框增加了一点小小的功能:输入能够定位在已有的选择框内。还有一个缺点,各位给改改:输入的时候不能够自动拉开选择框,怎么办?
function getLeftPostion( theObj )
{
var pos = 0;
while ( theObj != null )
{
pos += theObj.offsetLeft;
//get the Object which contain theObj.
theObj = theObj.offsetParent;
}
return pos;
}
function getTopPostion( theObj )
{
var pos = 0;
while ( theObj != null )
{
pos += theObj.offsetTop;
//get the Object which contain theObj.
theObj = theObj.offsetParent;
}
return pos;
}
function checkVersion()
{
var isBadVersion=true;
var curVer=navigator.appVersion;
var pos=parseInt(curVer.indexOf("MSIE"));
if (pos>=1)
{
var intVer=parseInt(curVer.charAt(pos+5));
if (intVer>=5)
{ isBadVersion=false;}
}
if (isBadVersion)
{
var msg="This page may not be displayed properly: "+
" This product requires Microsoft Internet Explorer 5 or later browser only.";
alert(msg);