Build a Website -- 2

it is a real estate portal. The website is already completed with all other feature. We require assistance in only one function. The Map feature. There are many google map script available on the web which can be downloaded and items can be plotted on the map with help of latitude and longitude.. However, all these scripts are not so aesthetic display the project. We want someone to plugin the google map script ... the way google itself display the locations.. i am uploading one PPT showing what is required and what is not required to clarify things better.