chrome.driver的querySelector参数通过edit输入不成功，求指正

通过在edit输入框输入#search-button，来读取页面上对应节点的内容，不能成功。
同样的#search-button写在代码里就能读取到。是什么原因。怎么修改？

import win.ui;
/*DSG{{*/
var winform = win.form(text="aardio form";right=759;bottom=469)
winform.add(
css1={cls="edit";text="css selector";left=596;top=184;right=744;bottom=226;edge=1;multiline=1;z=2};
css2={cls="edit";text="css selector2";left=597;top=244;right=745;bottom=286;edge=1;multiline=1;z=6};
getele={cls="button";text="取下面的css selector节点";left=599;top=135;right=744;bottom=177;z=3};
getele2={cls="button";text="取两层的css selector节点";left=598;top=298;right=743;bottom=340;z=7};
gourl={cls="button";text="打开网页";left=600;top=5;right=707;bottom=56;z=1};
log={cls="edit";text="log";left=12;top=48;right=579;bottom=465;edge=1;multiline=1;z=5};
url={cls="edit";text="http://www.so.com";left=12;top=6;right=576;bottom=40;edge=1;multiline=1;z=4}
)
/*}}*/

winform.show()

import chrome.driver;

var driver = chrome.driver();
var browser = driver.startBrowser();

winform.gourl.oncommand = function(id,event){
//打开网页
browser.go(winform.url.text)

}

winform.getele.oncommand = function(id,event){
    var ele = browser.querySelector(winform.css1.text)
    var i=1
    while(!#ele){
        win.delay(1000)
        ele = browser.querySelector(winform.css1.text)
       
        if(i<=5){
            winform.log.print(i);
            i++
        }
        else {
        break ;
        }
    }
    if(#ele==1){
        winform.log.print(ele)
    }
    else {
        for(i=1;#ele;1){
            winform.log.print(ele[i])
        }
    }
   
   
}

winform.getele2.oncommand = function(id,event){
    var ele = browser.querySelector(winform.css2.text).querySelector(winform.css1.text)
    var i=10
    while(!#ele){
        win.delay(1000)
        ele = browser.querySelector(winform.css2.text).querySelector(winform.css1.text)
       
        if(i<=15){
            winform.log.print(i);
            i++
        }
        else {
        break ;
        }
    }
    if(#ele==1){
        winform.log.print(ele)
    }
    else {
        for(i=1;#ele;1){
            winform.log.print(ele[i])
        }
    }
}

win.loopMessage();