<form action="" method="post">
<input type="text" name="blah" value="" />
<input type="submit" name="submitButton" value="oneButton" onblur="this._focused=false;" onfocus="this._focused=true;" onclick="if ( !this._focused ) return false;" />
<input type="submit" name="submitButton" value="twoButton" onblur="this._focused=false;" onfocus="this._focused=true;" onclick="if ( !this._focused ) return false;" />
</form>