Introduction

The AlwaysVisibleControl Extender provides the functionality of placing the control on ASP.Net web page that remains visible and floating over the page content whether you are scrolling the web page or resizing the browser window.

AlwaysVisibleControl belongs to the AJAX Control Toolkit that works with AJAX extensions. ScriptManager is compulsory on top of the web page to work with AlwaysVisibleControl Extender.

You can associate the target control ID with AlwaysVisibleControl that you want to float over the web page. Also you can set the other properties of the AlwaysVisibleControl to fix the position of target control vertically and horizontally.

AlwaysVisibleControl Properties

Following properties initialize the AlwaysVisibleControlExtender:

TargetControlID
Control ID of the server control that you want to associate with AlwaysVisibleControl.

HorizontalSide
Horizontal edge of the browser such as left, right or center to fix the target control on x-axis.

HorizontalOffset
Margin between the target control and HorizontalSide (Left, Right or Center)

VerticalSide
Vertical edge of the browser such as top, bottom or middle to fix the target control on y-axis.

VerticalOffset
Margin between the target control and VerticalSide (Top, Bottom or Middle)

ScrollEffectDuration
ScrollEffectDuration property defines the minimum time in seconds to reposition the target control on its vertical and horizontal axis. Its default value is .1 seconds.

Sample HTML code for AlwaysVisibleControl