this.getXY = function (o){... does not fire in IE

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Included the table_floating_header_2.0.js file in the page
2.
3.

What is the expected output? What do you see instead?
Floating header does not work in IE7 but works in FF & Chrome

What version of the product are you using? On what operating system?
Version:table_floating_header_2.0.js IE7 in Windows xp 

Please provide any additional information below.
 this.getXY = function (o){... does not fire in IE

Original issue reported on code.google.com by [email protected] on 7 Feb 2012 at 3:00