Tab controls
When the PowerTips property is enabled, any PowerTip text defined for a tab page is displayed as pop-up text when the mouse pointer pauses over the tab. PowerTips are useful if the tabs are labeled with pictures.
To enable the display of PowerTip text:
Select the Power Tips check box on the General page of the Tab control’s Properties view.
The PowerTips property takes a boolean value. The following line allows display of PowerTips for each tab page.
tab_1.PowerTips = TRUE