Unable to get value of the property 'getAttributeNode': object is null or undefined

I m getting this error when i run the application in IE 9 .please help urgent ..i m very grateful please help me :o

Unable to get value of the property 'getAttributeNode': object is null or undefined:

I m using dojo toolkit 1.7.2 with zendframework please help urgent required..

please help urgent required..
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