The site may be on/off today as we're going to be upgrading some key services on the server (php, nginx, kernel, etc...). If it breaks, we promise to fix it :)
You mentioned you have 2GBs of RAM with Leapbook A100, which not many users use. That's pretty rare to have these days. I googled some info, but the results were not supportive. I'd suggest you get a new laptop. I have 4GB RAM with i3 intel laptop (around $200). It works fine with ubuntu linux...