Contact Us Form Overlay for \" Web Builder\"

I want to add Overlay contact us form to web site, I use go daddy \" Web Builder\" platform for the site, searching the net I find that has many ready codes for Overlay form, I need a coder to find or creat the code and install it proper, I need to have 4 fields on the contact us form ( name, email, phone, comments) the info after submit has to be point to my e mail address, The Idia is for the \"Overlay contact us form\": If a person want to read the info in the site has first to fill up the contact us form and submit.