Michael Swarts questions

• Can I use shorthand margin syntax to change just left and right values?
• How can I center align a div without knowing the width?
• How can I format the text entered into an HTML textfield like currency?
• JavaScript function to assign tabindex numbers?
• Is there a way to use the same CSS stylesheet for print media and the default layout?
• How to prevent invalid characters from being typed into input fields
• What tag should be used for a logo element if the logo is text?
• How to get all childNodes in JS including all the 'grandchildren'?

Michael Swarts answers