■スクリプト
<HTML> <HEAD> <TITLE>Sample</TITLE> </HEAD> <BODY bgColor="white"> <H1>優先順位を変更します</H1> <LAYER top="100" width="256" height="512" NAME="Nagano" bgColor="gray"> <H1>Nagano Layer</H1> <BR> </LAYER> <LAYER top="130" width="256" height="512" NAME="Shiojiri" bgColor="Cyan"> <H1>Shiojiri Layer</H1> </LAYER> <LAYER top="160" width="256" height="512" NAME="Kataoka" bgColor="Yellow"> <H1>Kataoka Layer</H1> </LAYER> <FORM> <INPUT TYPE="button" VALUE="奥に" onClick='document.layers["Shiojiri"].moveBelow(document.layers["Nagano"])'> <INPUT TYPE="button" VALUE="手前に" onClick='document.layers["Nagano"].moveBelow(document.layers["Shiojiri"])'> </FORM> </BODY></HTML>