Monday, December 21, 2009

Lightbox- a UI feature in Javascript.

Lightbox is a terminology for kindaa off UI display in which, u click a button a new division will be opened and rest of the elements in the screen will be looking de-selected and de-highlighted.

It involves the concept of overlapping one division over another with z-index in css.



<"html"><"head">
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">


<title>LIGHTBOX EXAMPLE</title>
<style>
.black_overlay{
display: none;
position: absolute;
top: 0%;
left: 0%;
width: 100%;
height: 100%;
background-color: black;
z-index:1001;
-moz-opacity: 0.8;
opacity:.80;
filter: alpha(opacity=80);
}
.white_content {
display: none;
position: absolute;
top: 25%;
left: 25%;
width: 50%;
height: 50%;
padding: 16px;
border: 16px solid orange;
background-color: white;
z-index:1002;
overflow: auto;
}
</style>
</head><body>
<p>This is the main content. To display a lightbox click

<a href="javascript:void(0)" onclick="document.getElementById('light').style.display='block';document.getElementById('fade').style.display='block'">here</a>
<div style="display: none;" id="light" class="white_content">This is the lightbox content. <a href="javascript:void(0)" onclick="document.getElementById('light').style.display='none';document.getElementById('fade').style.display='none'">Close</a></div>
<div style="display: none;" id="fade" class="black_overlay"></div>

</body></html>


Try this sample to achieve this simple lightbox feature.

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