unsure of IF statement

I have a userform that enters data on a spreadsheet. I would like to prvent this if any form textbox is blank. I think that I know about the IF statement in excel, but I can not figure out how to get it to work using forms.

Here you go... try this out.

You Are the man. Answer to my question and stream line my code as well. Thanks are not enough, But THANKS anyway.

You are very welcome, glad I could help you out. Please click the star in the lower left of my post. Thanks

I did and it said I could not give to reputation twice. I wish I could, you deserve it.