Update javascript functionality

[Jayx239]

Is your feature request related to a problem? Please describe. A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] Update javascript functionality to be more useful. Describe the solution you'd like A clear and concise description of what you want to happen. For the Javascript Engine to do more. Implement feature so that documents that render with javascript can automatically be rendered. Make javascript engine use all scraped scripts. Describe alternatives you've considered A clear and concise description of any alternative solutions or features you've considered. N/A Additional context Add any other context or screenshots about the feature request here.