Below are the codes for the first textarea box with the single border:

<div style="font-family:verdana;padding:0px;border-radius:10px;border:10px solid #6063c9;">
<div align="center">
<textarea rows="5" cols="62" style="text-align:center; font-family: Times New Roman; font-size: 14pt; font-style: italic; color: #0000ff; border: 10px groove #008080; padding: 8px; background-color: #ffffcc">This is a Beautiful Text Box for Your site!</textarea></div></div>

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Below are the codes for the second textarea box with the double border:

<div style="font-family:verdana;padding: 0px; border-radius: 16px;border:16px double #664433;">
<div align="center">
<textarea rows="5" cols="62" style="text-align:center; font-family: Times New Roman; font-size: 14pt; font-style: italic; color: #0000ff; border: 10px groove #997766; padding: 8px; background-color: #ffffcc">
This double border also has rounded corners.
For more HTML-generated borders, please see
http://www.lingolinda.com/tutes/htmlborders.html</textarea></div></div>