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This method turns element into an relatively-positioned element without changing its position in the page layout.
element.relativize(); |
<html> <head> <title>Prototype examples</title> <script type="text/javascript" src="/javascript/prototype.js"> </script> <script> function changetoRel(){ node = $("firstDiv"); node.style.fontSize='20px'; //node.style.position = 'relative'; node.relativize(); node.style.border = '1px dashed #f00'; node.style.left = '100px'; } </script> </head> <body> <div id="firstDiv" style="position:absolute;top:100px;"> <p>This is first paragraph</p> </div> <br /> <input type="button" value="Make Relative" onclick="changetoRel();"/> </body> </html> |
To understand it in better way you can Try it yourself.
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