html - border on submit button image -

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i trying image border go away on submit button , can't seem find magic code fix it.

<input name="insert" type="image" id="insert" alt="register"            width="189" height="38" border="0"            src="../../images/register.png"            onmouseover="mm_swapimage('insert','','../../images/register_f2.png',1)"            onmouseout="mm_swapimgrestore()" />

style="border: 0px;" should it.


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