Download FreeTextBox from here
Copy the files from the zip package into your website. By default, all the files go into /refresh_web/.
For ASP.NET, place the Refresh.Web.FreeTextBox.dll into the /bin/ folder.
At the top of your ASP.NET page, add the following code
<%@ Register Prefix="FTB" Namespace="Refresh.Web" Assembly="Refresh.Web.FreeTextBox" %>
To start up FreeTextBox, use the following basic command:
<FTB:FreeTextBox id="MyFreeTextbox" runat="Server" />
Use the following properties of the FreeTextBox control to customize its appearance:
<FTB:FreeTextBox id="MyFreeTextbox" width="600px" Height="400px"
StyleSheetUrl="mysite.css" Theme="simple" runat="Server" />
To customize the toolbar configuration, use the Toolbar object collection
<FTB:FreeTextBox id="MyFreeTextbox" width="600px" Height="400px"
StyleSheetUrl="mysite.css" Theme="simple" runat="Server" >
<Toolbar Title="Font">
<FTB:ToolbarItem Name="Bold" />
<FTB:ToolbarItem Name="Italic" />
<FTB:ToolbarItem Name="Underline" />
<FTB:ToolbarItem Name="Strikethrough" />
<FTB:ToolbarItem Name="separator" />
<FTB:ToolbarItem Name="Superscript" />
<FTB:ToolbarItem Name="Subscript" />
<FTB:ToolbarItem Name="separator" />
<FTB:ToolbarItem Name="FontForeColorPicker" />
<FTB:ToolbarItem Name="FontBackColorPicker" />
</Toolbar>
</FTB:FreeTextBox>