<!--
//*******************************************************************************************
//un_cap.js
//ページのコンテクストメニューを無効にする。
//このソースを無断で転用、改変し使用することを禁止します。
//It forbids diverting to some other purpose and changing this, and using it without notice
//Copyright (C) 2003 ArtStaff. All Rights Reserved
//*******************************************************************************************
	
	var Mac   = navigator.userAgent.indexOf("Mac") != -1   ? true : false;
	function mdown(e) {
	if (navigator.appName == "Microsoft Internet Explorer") {
		if (event.button == 2 || (Mac && (event.ctrlKey || event.keyCode == 91))) {
			alert("(C) Copyright 2003 Osaka City Foundation for Urban Technology All rights reserved.");
			return(false);
			//ここに処理
		}
	  } else if (navigator.appName == "Netscape") {
		if (e.which == 3 || e.modifiers == 2 || e.ctrlKey) {
			alert("(C) Copyright 2003 Osaka City Foundation for Urban Technology All rights reserved.");
			return(false);
			//ここに処理
	    }
	  } 
	}


	if (document.all) {
		document.onmousedown = mdown;
		document.onkeydown = mdown;
	} else if (document.layers) {
		window.captureEvents(Event.MOUSEDOWN | Event.modifiers | Event.KEYDOWN);
		window.onmousedown = mdown;
		window.onkeydown = mdown;
	} else if(navigator.userAgent.indexOf("Netscape6")!=-1){
  		document.onmouseup = mdown; 
		docuemnt.onkeydown = mdown;
	}

//-->