İsteğe göre background

<script language="JavaScript"> <!-- // please keep these lines on when you copy the source // made by: Nicolas - http://www.javascript-page.com function backbs(clr) { document.bgColor = clr } //--> </script> <form> <input type="button" value="Aqua" onclick="backbs('aqua')"> <input type="button" value="Yellow" onclick="backbs('yellow')"> <input type="button" value="Khaki" onclicke="backbs('khaki')"> <input type="button" value="White" onclick="backbs('white')"> <input type="button" value="Gray" onclick="backbs('gray')"> </form>