I need a php script of customer support (online chat) for my existing website.
1, it can float on home page and a clickin link function (with a nice icon);
2, with a "x", if the visitor does not need to chat, he can cancel the floating window for the session
even the visitor goes to another page;
3, manageable records of time, chat content,
4,,show country of visitors
5, editable knowledge banks enables, means standard answers vs. standard questions;
6, ready to install immediatedly;
7, please show a real working sample.