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Old 09-01-2008, 10:21 PM   PM User | #1
quandry
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'Less/more' collapsible text

Hi all,

I'm new to Javascript, and I'm having trouble finding a script similar to Youtube's 'Less/More' collapsible text sections. (On the right of each page, if you haven't noticed them before.)

I've found the swap text bit on it's own,

and I've found the collapsible text bit also,

but marrying them up has proven a nightmare! Does anybody have a script or any help they could give me in doing this?

Many thanks in advance!

Q
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Old 09-02-2008, 09:02 AM   PM User | #2
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I can't see how it's laid out on youtube since it's blocked at my end. Anyway, you might find these two examples useful:
JS:
Code:
<script type="text/javascript">
function toggle(el){
var content=el.parentNode.getElementsByTagName('p')[0];
if(el.firstChild.nodeValue.toLowerCase()!='more...'){
	content.style.height='100px';el.firstChild.nodeValue='More...';}
else{content.style.height='';el.firstChild.nodeValue='Less...';}
}
</script>
<div style="padding:10px;width:500px;border:1px solid #999;font-size:8pt;font-family:Arial,verdana,tahoma;">
<p style="overflow:hidden;">
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt. Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit, sed quia non numquam eius modi tempora incidunt ut labore et dolore magnam aliquam quaerat voluptatem. Ut enim ad minima veniam, quis nostrum exercitationem ullam corporis suscipit laboriosam, nisi ut aliquid ex ea commodi consequatur? Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur? At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Temporibus autem quibusdam et aut officiis debitis aut rerum necessitatibus saepe eveniet ut et voluptates repudiandae sint et molestiae non recusandae. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
</p>
<p style="cursor:pointer;" onclick="toggle(this);">Less...</p>
</div>
JS + Jquery:
Code:
<script type="text/javascript" src="http://jqueryjs.googlecode.com/files/jquery-1.2.6.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$('.toggle').click(function(){
var content=this.parentNode.getElementsByTagName('p')[0];
if(content.offsetHeight==100){
$(content).animate({height:'308px'},400);
this.firstChild.nodeValue='Less...';
}else{$(content).animate({height:'100'},1000);this.firstChild.nodeValue='More...';}
});});
</script>
<div style="padding:10px;width:500px;border:1px solid #999;font-size:8pt;font-family:Arial,verdana,tahoma;">
<p style="overflow:hidden;">
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt. Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit, sed quia non numquam eius modi tempora incidunt ut labore et dolore magnam aliquam quaerat voluptatem. Ut enim ad minima veniam, quis nostrum exercitationem ullam corporis suscipit laboriosam, nisi ut aliquid ex ea commodi consequatur? Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur? At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Temporibus autem quibusdam et aut officiis debitis aut rerum necessitatibus saepe eveniet ut et voluptates repudiandae sint et molestiae non recusandae. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
</p>
<p style="cursor:pointer;" class="toggle">Less...</p>
</div>
<div style="padding:10px;width:500px;border:1px solid #999;font-size:8pt;font-family:Arial,verdana,tahoma;">
<p style="overflow:hidden;height:100px;">
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt. Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit, sed quia non numquam eius modi tempora incidunt ut labore et dolore magnam aliquam quaerat voluptatem. Ut enim ad minima veniam, quis nostrum exercitationem ullam corporis suscipit laboriosam, nisi ut aliquid ex ea commodi consequatur? Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur? At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Temporibus autem quibusdam et aut officiis debitis aut rerum necessitatibus saepe eveniet ut et voluptates repudiandae sint et molestiae non recusandae. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
</p>
<p style="cursor:pointer;" class="toggle">More...</p>
</div>
Hope it helps.
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Old 09-02-2008, 10:38 AM   PM User | #3
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Marvelous! Thank you!
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Old 02-16-2009, 12:19 PM   PM User | #4
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Question safari?

Hello everyone, I was looking for a script like the above one..
but it seems to work fine in IE, Firefox (on pc and mac) but when I test it in safari, it shows text that should be hidden...

Is this a known bug? or am I doing something wrong?
Does anyone know another solution that works fine in every browser?
I seem to find a lot of expandable menus.. but none with a less and more button.

Grtz, Marian
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Old 07-30-2009, 02:15 AM   PM User | #5
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How would I modify this code for the div to start out collapsed instead of expanded?
Code:
<script type="text/javascript">
function toggle(el){
var content=el.parentNode.getElementsByTagName('p')[0];
if(el.firstChild.nodeValue.toLowerCase()!='more...'){
	content.style.height='100px';el.firstChild.nodeValue='More...';}
else{content.style.height='';el.firstChild.nodeValue='Less...';}
}
</script>
<div style="padding:10px;width:500px;border:1px solid #999;font-size:8pt;font-family:Arial,verdana,tahoma;">
<p style="overflow:hidden;">
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt. Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit, sed quia non numquam eius modi tempora incidunt ut labore et dolore magnam aliquam quaerat voluptatem. Ut enim ad minima veniam, quis nostrum exercitationem ullam corporis suscipit laboriosam, nisi ut aliquid ex ea commodi consequatur? Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur? At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Temporibus autem quibusdam et aut officiis debitis aut rerum necessitatibus saepe eveniet ut et voluptates repudiandae sint et molestiae non recusandae. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
</p>
<p style="cursor:pointer;" onclick="toggle(this);">Less...</p>
</div>
I know the other example with Jquery does this but for some reason jquery isn't working for me when I use it in a cma, not even the latest jquery version....so if possible I'd like to stick with just js.

Thanks

Last edited by lazywolfy; 07-30-2009 at 02:17 AM..
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Old 07-30-2009, 04:55 AM   PM User | #6
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Lightbulb Try this ...

Quote:
Originally Posted by lazywolfy View Post
How would I modify this code for the div to start out collapsed instead of expanded?

I know the other example with Jquery does this but for some reason jquery isn't working for me when I use it in a cma, not even the latest jquery version....so if possible I'd like to stick with just js.

Thanks
For 'lazywolfy':
Code:
<html>
<head>
<title>Collapse - Expand</title>

<script type="text/javascript">
// From: http://www.codingforums.com/showthread.php?t=147863


function toggleP(IDS,TXT) {
  if (document.getElementById(IDS).innerHTML.toLowerCase() != 'less...') {
	  document.getElementById(TXT).style.height = '';
	  document.getElementById(IDS).innerHTML = 'Less...'; 
  } else {
	  document.getElementById(TXT).style.height = '100px';
	  document.getElementById(IDS).innerHTML = 'More...'; 
  }
}
</script>

<style type="text/css">
collapse_expand {
  padding:10px;
  width:500px;
  border:1px solid #999;
  font-size:8pt;font-family:Arial,verdana,tahoma;
}
</style>
</head>
<body>
<div class="collapse_expand">
 <p id="info0" style="overflow:hidden;height:100px">
 Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
 Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
 Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. 
 Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. 
 Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, 
 eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. Nemo enim ipsam voluptatem 
 quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt. 
 Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit, sed quia non numquam eius modi 
 tempora incidunt ut labore et dolore magnam aliquam quaerat voluptatem. Ut enim ad minima veniam, quis nostrum exercitationem 
 ullam corporis suscipit laboriosam, nisi ut aliquid ex ea commodi consequatur? Quis autem vel eum iure reprehenderit qui in 
 ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur? 
 At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos 
 dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, i
 d est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est 
 eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. 
 Temporibus autem quibusdam et aut officiis debitis aut rerum necessitatibus saepe eveniet ut et voluptates repudiandae sint et 
 molestiae non recusandae. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias 
 consequatur aut perferendis doloribus asperiores repellat.
 </p>
 <p id="info_0" style="cursor:pointer;" onclick="toggleP('info_0','info0');">More...</p>
</div>

</body>
</html>
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Old 07-30-2009, 05:54 PM   PM User | #7
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works like a charm.....

only thing i'm noticing now is that 'less' & 'more' blends in with the text and might be overlooked....is there a way to make the words bold &a different color so they stand out?

thanks much

Last edited by lazywolfy; 07-30-2009 at 05:58 PM..
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Old 07-30-2009, 06:35 PM   PM User | #8
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Code:
<p id="info_0" style="cursor:pointer; color:red; font-weight:bold;" onclick="toggleP('info_0','info0');">More...</p>
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Old 07-30-2009, 06:40 PM   PM User | #9
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Thanks

I tried that...but it only formats the word 'more' and doesn't apply to 'less'. Even so, the formatting gets lost and resets back to default after expanding/collapsing the div.
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Old 07-30-2009, 06:45 PM   PM User | #10
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Code:
<p id="info_0" style="cursor:pointer; color:red; font-weight:bold" onclick="toggleP('info_0','info0');">More...</p>
It works fine for me.

Note a small correction:-

<style type="text/css">
.collapse_expand { // note leading period
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Old 07-30-2009, 07:14 PM   PM User | #11
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oops nevermind....you're right, it works. I was using <font> tags around the word 'more' instead of specifying it in the p style.

old habit
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Old 07-31-2009, 03:00 AM   PM User | #12
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Thumbs up Good Eyes!

Quote:
Originally Posted by Philip M View Post
[CODE]
Note a small correction:-

<style type="text/css">
.collapse_expand { // note leading period
Good Eyes 'Philip M'.
Looks like it might be a good time to get a new keyboard!
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