In IE6, JS uses CSS to hide a select bug.

Today, when the table row TR is hidden
$ ID ("Tr _" + ID + "_ 1"). style. setattribute ('csstext ', "display: none ;");,
The SELECT statement in table row tr cannot be hidden in IE6 and will still be displayed on the page. To hide the Select style separately
$ ID ("new_attpm_id2 _" + id). style. setattribute ('csstext ', "display: none ;");
It cannot be hidden. search and find it online. ArticleIn IE6, JS hides a select bug through CSS. It turns out to be a bug in IE6 and can be hidden by style. Display = "NONE.
Final CodeThe following $ ID ("new_attpm_id2 _" + id). style. Display = "NONE"; the problem is solved smoothly.

Open ie6_js_hidden_select_bug.html in IE6.

Pass:

Document. getelementbyid ('J _ test'). style. Display = 'none ';
The Select element can be hidden.

But pass:

Document. Body. ID = 'page ';
With CSS code:

# Page select {display: none ;}
In IE6, the Select element cannot be hidden.
Failed to try position, setTimeout, zoom to 1.001 or other methods.

When I think of IE6, the notorious select bug that requires an IFRAME mask is estimated to be the same as the above bug. in IE6, select is a random wed element, its performance is essentially different from that of common HTML elements. Why? It is estimated that only Microsoft's source code can be viewed.