Basic HTML with javascript

Close window button



script:
<input type="submit" name="button" value="Close window" onclick="javascript:window.close();" />

Print button



script:
<input type="submit" name="button" value="Print" onclick="javascript:window.print();" />

Back button



script:
<input type="submit" name="button" value="Back" onclick="javascript:history.back(-1);" />

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All above are the basic button html with javascript that usually used in creating
a web. Hope it will help you. :)