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This method returns the X/Y coordinates of element relative to the viewport. Returned positions will be absolute.
NOTE: All values are returned as numbers only although they are expressed in pixels.
element.viewportOffset(); |
<html> <head> <title>Prototype examples</title> <script type="text/javascript" src="/javascript/prototype.js"> </script> <script> function showResult() { var coordinates = $('visible').viewportOffset(); alert("Distance from the Left : " + coordinates[0] ); alert("Distance from the Top : " + coordinates[1] ); } </script> </head> <body> <div id="visible" style="position:absolute;left:50px; top:50px;"> This is visible division 50 pixels down from the top. </div> <input type="button" value="Click" onclick="showResult();"/> </body> </html> |
To understand it in better way you can Try it yourself.
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