BootStrap Modals
Launch Button Modal
The same functionality is available with text - Launch Text Modal and images

Using Modals
Use the following block of code to create a button Modal
<div class="btn btn-success" data-toggle="modal" data-target="#myModal">Launch Modal</div>
<div id="myModal" class="modal fade" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<div class="close" data-dismiss="modal" aria-hidden="true">×</div>
<h4 class="modal-title" id="myModalLabel">Modal Heading</h4>
</div>
<div class="modal-body">
<h4>Paragraphs</h4>
<p>Any of the other Bootstrap features listed on this demo site can be used inside this modal.</p>
<p>Cras mattis consectetur purus sit amet fermentum. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Morbi
leo risus, porta ac consectetur ac, vestibulum at eros.</p>
<p>Praesent commodo cursus magna, vel scelerisque nisl consectetur et. Vivamus sagittis lacus vel augue laoreet rutrum
faucibus dolor auctor.</p>
<p>Aenean lacinia bibendum nulla sed consectetur. Praesent commodo cursus magna, vel scelerisque nisl consectetur et.
Donec sed odio dui. Donec ullamcorper nulla non metus auctor fringilla.</p>
<p>Cras mattis consectetur purus sit amet fermentum. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Morbi
leo risus, porta ac consectetur ac, vestibulum at eros.</p>
<p>Praesent commodo cursus magna, vel scelerisque nisl consectetur et. Vivamus sagittis lacus vel augue laoreet rutrum
faucibus dolor auctor.</p>
<p>Aenean lacinia bibendum nulla sed consectetur. Praesent commodo cursus magna, vel scelerisque nisl consectetur et.
Donec sed odio dui. Donec ullamcorper nulla non metus auctor fringilla.</p>
<p>Cras mattis consectetur purus sit amet fermentum. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Morbi
leo risus, porta ac consectetur ac, vestibulum at eros.</p>
<p>Praesent commodo cursus magna, vel scelerisque nisl consectetur et. Vivamus sagittis lacus vel augue laoreet rutrum
faucibus dolor auctor.</p>
<p>Aenean lacinia bibendum nulla sed consectetur. Praesent commodo cursus magna, vel scelerisque nisl consectetur et.
Donec sed odio dui. Donec ullamcorper nulla non metus auctor fringilla.</p>
</div>
<div class="modal-footer">
<div class="btn btn-default" data-dismiss="modal">Close</div>
<div class="btn btn-primary">Visit Page</div>
</div>
</div>
</div>
</div>
For a text based Modal replace line one with;
<span data-toggle="modal" data-target="#myModal">'''Launch Text Modal'''</span>
And for image based Modal replace line one with;
<div class="" data-toggle="modal" data-target="#myModal">http://mediawikibootstrapskin.co.uk/images/carousel_1_thumb.jpg</div>