Your site template must have a valid DOCTYPE in order to float CometChat in Internet Explorer. Edit your site HTML code and add a valid DOCTYPE to your site code. The DOCTYPE line must be added at the start of your template before the opening HTML tag.
HTML Transitional
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> XHTML Transitional
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> HTML5
<!DOCTYPE html> Not finding what you need?
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