Convert object to JSON
<html> <head> <script type="text/javascript"> var djConfig = { baseScriptUri : "js/dojo/" }; </script> <script type="text/javascript" src="js/dojo/dojo/dojo.js"></script> <script> function doCoords() { alert(dojo.toJson(dojo.coords("myDiv"))); } </script> </head> <body onLoad="doCoords();"> <div id="myDiv">I am myDiv</div> </body> </html>