RIEVTECH STUDIO SOFTWARE MANUAL For the above example, check the option "Variable window size" and the first word register address of the window size control is set LW4.Then add two numeric value input components in your project for inputting the width and height of the pop-up window.They are connected with LW4 and LW5 separately. The simulation running result is shown as below. When change the values of the numeric value input components, the size of the popup window will change. 4.6.12.2.2 Display 290