Make compatible a joomla com/mod by rcretella

Hi, i've a ready made com/mod for joomla to use googlemap and i need to made this component browsers compatible (Ie,opera,firefox,safari..) must work on every installation on joomla 1.5.x. All elements of the module must be embedded in the space of the map... (Budget: $30-$250 USD, Jobs: AJAX, CSS, Javascript, Joomla, PHP)
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