How to remove password protection from a subdirectory

If for some reason (bad software architecture) one needs subdirectory of a password protected directory to be accessible without promting for password, here is how .htaccess should look like:

Allow from all
AuthType Basic
AuthUserFile [add password file here]
AuthName "[add message here]"
Require valid-user
Satisfy any

Hide vertical scroll in IE

If you are using CSS:
html {
overflow: auto;
}

If you are not using CSS:

<style type="text/css">
html {
overflow: auto;
}
</style>

How to control the line spacing before and after h tags

Use h1 margin as follows:

h1{
margin:10px 0px 10px 0px;
}

or

h1{
margin-top:10px;
margin-bottom:10px;
}

How to set div height less than line-height in IE6

Use overflow:hidden style for that div.

How to hide all the icons on the desktop (winxp)

Click with the right mouse button on the desktop, select Arrange Icons By menu and uncheck Show Desktop Icons item