Thanks for that. What I need to know is.. In the batabase table there are 2 columbs. readings and usage. I need to know how to get the previuos reading into the txtprevious. once I enter the current reading, the calculation then takes place to give me the usage, and when I click save saves the...
Have a table in Access db called readings. My form has three text boxes. txtCurrent, txtPrevious and txtDifference. I need to put in the new reading. The difference between this input and the previous reading in the table needs to be outputed into txtDifference box.
How do I do this?
I usually...
I'm trying to copy express 2003 menu. Some buttons on the buttom of pannel 1 with a listbox above it. Every tine a button is clicked, the listbox populates with different set of icons. I need to double click the icon to open a form in pannel 2. That is the part I'm battling with.
I usually use...
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