Richard,
Thank you
Yuncong
On Feb 26, 11:34 am, Richard Quadling <rquadl...@googlemail.com>
wrote:
> 2009/2/26 Yuncong Zhang <njit...@gmail.com>:
>
>
>
>
>
> > I'm using prototype 1.5
>
> > I want to click once and update text in two <div> parts. But I find
> > out when I click the first time, nothing happened; when I click the
> > second time, both div changed. why is that?
>
> > How can I click only once, change both of these <div>s.
>
> > Thank you in advance
>
> > Yuncong
>
> > <!-- code begins -->
>
> > <script language="javascript" src="prototype.js"></script>
>
> > <div id="qwer">
> > change this
> > </div>
>
> > <div id="zxcv">
> > also change this
> > </div>
>
> > <a id="asdf" onclick="new Event.observe('asdf', 'click', function(){
> > new Ajax.Updater
> > (
> > 'qwer',
> > 'event1.html',
> > {
> > asynchronous: true,
> > method: 'get'
> > }
> > );
> > new Ajax.Updater
> > (
> > 'zxcv',
> > 'event2.html',
> > {
> > asynchronous: true,
> > method: 'get'
> > }
> > );
> > });
> > event.returnvalue=false;
> > return false; "
> > href="event.html">
> > test
> > </a>
>
> When you click the first time, it attaches an onclick event handler.
> When you click the second time, the handler is executed.
>
> But potentially the handler could also be overwritten by attempting to
> reattach the handler again.
>
> Much better is to put the onClick into...
>
> document.observe('dom:loaded', function() {
> $('asdf').observe('click', function(ev) {
> ev.stop();
> new Ajax.Updater(
> 'qwer',
> 'event1.html',
> {
> asynchronous: true,
> method: 'get'
> }
> );
> new Ajax.Updater(
> 'zxcv',
> 'event2.html',
> {
> asynchronous: true,
> method: 'get'
> }
> );
> });
>
> });
>
> sort of thing.
>
> The above code is probably only compatible with 1.6. I never used 1.5 sorry.
>
> --
> -----
> Richard Quadling
> Zend Certified Engineer :http://zend.com/zce.php?c=ZEND002498&r=213474731
> "Standing on the shoulders of some very clever giants!"
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