How to create an Oracle APEX Map Link by Post Code

Display the data in a table as shown on the left. Using Oracle Apex developer create a link to the postcode data as shown in Screen 1 below.

The target page for displaying the map should have a HTML region with an iframe as follows...

<iframe frameborder=0 scrolling="auto" width=930 height=630 src="http://maps.google.co.uk/maps?q=&P305_POSTCODE.">
</iframe>

The variable &P305_POSTCODE. will be used to pass the post code value.

The Google map will display as shown in Screen 3.