SharePoint Modal Dialogs SharePoint 2010 introduced the ECMAScript Client Object Model. One of the things that it included was the Dialog Framework. This allows modal dialogs to be easily displayed inside of SharePoint. This is typically done by specifying a web page to be displayed as the dialog on top of the current web page. [...]
The tooling advances that 2010 has provided make it easy to forget that we used to need a Server version of Windows to have a SharePoint instance to develop against, and that, often, the contemporary browser of SharePoint 2007, Internet Explorer 6, was the main target for your work.
And as soon as you get up out of that ridiculous fetal position…