H

headers, updating, 642

Help system

associating files with application, 798

associating topics with functions, 798-799

cell comments, 784-785

creating, 125-126

Help file, displaying, 549-550

HTML files, 792-793

HTML Help, 794-797

introduction, 44-45

Loan Amortization Wizard, 808-809

MHTML files, 793-794

official Help system, 782

overview, 782

properties, 424

scrolling labels for help text, 789-790

text box controls, 784, 786-787

topics, copying, 795

unofficial Help system, 782

UserForms, custom, 784, 788-792

Web browsers, 792-794

worksheets, 784, 787-788

Help topics, Comment object, 171

Hex function, 984

hexadecimal, converting from decimal, 984

Hide command, 16

Hide method, 429

HideRowsAndColumns function, 345-346

hiding

all but selection, 345-346

columns , 123

documents, 123

formulas, 123

rows, 123

worksheets, 123

Home tab (Ribbon), 728

hot keys, Properties window (VBE), 426

Hour function, 984

HSL color system, 903-904

HTML files

exporting ranges to, 849-852

Help system, 792-793

HTML Help system, 794-797

API function, 797

Help method, 797

viewer, 796

hypocycloid charts , 621-622