You can make the Total Hours / Regular Hours field editable by Configuring Editable Fields (see below).
Once the field has been made editable you can select the employee, select the date, select the Pay Schedule & Save (with no other criteria).
You can then enter just the Total Hours and Tab or Enter on your keyboard.
To add this time to the costing of the Project you must select "Update Selected" in the lower right corner. This cost will now reflect in the Final Profit of the Project.
