how to make table(gridview) synchronize with map area that already create by using hover or others?

how to make table(gridview) synchronize with map area that already create by using hover or others?

hello everyone:

 i have a question that how make the gridview from the row when mouse over can see the hover and at the same time show hover on the location map area that already fix such as the seat where alice sit.

Note the table data come from the xml file

Example

Student  Sit number
alice      12

map: