If you select a control (in designer on in editor), its properties will be shown in Properties tab. The editor will highlight corresponding control description area:
Title field
Use this edit field to set the title for the selected item.
In this field you can specify optional anchor name for the selected control. This anchor will be used in exported HTML and CHM files. Links to this control will look like filename.htm#anchorname.
If you leave this field empty, links to this control will look like filename.htm#id_3 where 3 is the number of control.
Use these fields to specify the Help Context ID numeric code for the context sensitive help and the string alias for the corresponding Help Context ID numeric code.