compare and contrast http://london.openguides.org/supersearch.cgi?latlong_dist=500&latitude=5... http://london.openguides.org/kakemirror/supersearch.cgi?os_dist=500&os_x... and perhaps if it was the differnece between os coords and lang long http://london.openguides.org/kakemirror/supersearch.cgi?search=&os_dist=... and this is noticable in several places this beign one of th euseful feature of openguides why isnt it workign properly.