That highlight animation comes from the theme. In order to remove it you will have to modify the theme that you use in your application, save it as a custom theme and then use it in your application. You can take a look at these resources for themes and Visual Style Builder:
KB article: Adding custom redistributable themes to your applications
Using the Visual Style Builder part I
Using the Visual Style Builder part II
You can also review the help for more info on Themes and Styles:
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