kohertech.com Email Addresses and Contacts - KazanSEO

Based on the provided text, it is difficult to determine the exact topic or purpose of the website. However, it appears to be related to JavaScript coding and performance optimization for web browsers. The code snippets suggest that the site discusses functions, variable declarations, performance measurement tools, and browser compatibility issues for various JavaScript libraries. It may also touch upon topics like image loading, error handling, and polyfills (to provide modern features in older browsers). Without additional context or content from the website, it is challenging to provide a more detailed summary of its overall theme or subject matter.