Creating Links Using the Link Cursor
The
In particular, double-clicking on an input or an output object in the browser or interface invokes the link cursor. Moving to a compatible (in terms of type, order and dimensions An output attribute for an element that defines the dimensionality (in terms of Length, Time and other fundamental dimensions) of the output.) input or output (in the browser or input/output interface) and double-clicking on it creates a link. If the link is compatible, both "boxes" on the cursor will turn green when you place the link cursor over the input/output to which you wish to link (initially, the bottom box is green and the top box is red)
You can deactivate the link cursor (returning it to a normal cursor) by right-clicking anywhere in the screen or by pressing the Esc key.