I wanna know if there a method to host unity webplayer on my private server to be loaded by every user how wanna to test my game ? and if it s possible to change and custom the loading bar and logo of the webplayer loading screen ?
You can host the webplayer content on your server for people to play. Your html page should direct people to the Unity site to get the plugin if they do not have it already. (This is what UnityObject.js and UnityObject2.js do.) Pro users can of course change the loading bar and splash screen.