Modal Dialog Box Definition
A “Modal Dialog Box” — a window on the web page, which requires some interaction from the user side, for example, further usage of the page or confirmation of some actions. There are modal windows and non-modal ones (one that stays constant and one disappears after interactions). This UI element is widely used by companies interact with customers engage them in the cooperation process.
Besides the modal dialog boxes named, there is an even greater number of them including alert systems, print and others boxes which enable one to attach files, receive warnings etc. The reliable boxes therefore will provide you with the chance to decide for which type of information you would like to put in the dialog boxes keeping in mind that modal boxes are used in every case when a client is called to continue operating by having some feature.