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("右クリックは利用できません");
	      return(false);
	    }
	  } else if (navigator.appName == "Netscape") {
	    if (e.which == 3 || e.modifiers == 2 || e.ctrlKey || e.which == 85) {
			alert("右クリックは利用できません");
			return false;
	    }
	  } 
	}
	function noright(){
		alert("右クリックは利用できません");
		return false;
	}


	document.oncontextmenu = noright;

	if (document.all && (Mac || ! document.getElementById)) {
		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;
		document.onkeydown = mdown;
	}


function MM_CheckFlashVersion(reqVerStr,msg){
  with(navigator){
    var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
    var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
    if (!isIE || !isWin){  
      var flashVer = -1;
      if (plugins && plugins.length > 0){
        var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
        desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
        if (desc == "") flashVer = -1;
        else{
          var descArr = desc.split(" ");
          var tempArrMajor = descArr[2].split(".");
          var verMajor = tempArrMajor[0];
          var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
          var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
          flashVer =  parseFloat(verMajor + "." + verMinor);
        }
      }
      // WebTV has Flash Player 4 or lower -- too low for video
      else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

      var verArr = reqVerStr.split(",");
      var reqVer = parseFloat(verArr[0] + "." + verArr[2]);
  
      if (flashVer < reqVer){
        if (confirm(msg))
          window.location = "http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
      }
    }
  } 
}