/******************************************************************************************

browser identification

*******************************************************************************************/

RG_DOM = (document.getElementById) ? true : false;
RG_NS4 = (document.layers) ? true : false;
RG_IE = (document.all) ? true : false;
RG_IE4 = RG_IE && !RG_DOM;
RG_Mac = (navigator.appVersion.indexOf("Mac") != -1);
RG_Firefox = (navigator.userAgent.indexOf("Firefox") != -1);
RG_IE4M = RG_IE4 && RG_Mac;

RG_IsMenu = (RG_DOM || RG_NS4 || RG_IE4 || RG_IE4M);

RG_BrowserString = RG_NS4 ? "NS4" : RG_DOM ? "DOM" : "IE4";

if(RG_IsMenu) {
	document.write("<SCR" + "IPT LANGUAGE='JavaScript1.2' SRC='js/common.js' TYPE='text/javascript'><\/SCR" + "IPT>");
	document.write("<SCR" + "IPT LANGUAGE='JavaScript1.2' SRC='js/data.js' TYPE='text/javascript'><\/SCR" + "IPT>");
	document.write("<SCR" + "IPT LANGUAGE='JavaScript1.2' SRC='js/script.js' TYPE='text/javascript'><\/SCR" + "IPT>");
	document.write("<SCR" + "IPT LANGUAGE='JavaScript1.2' SRC='js/script"+ RG_BrowserString +".js' TYPE='text/javascript'><\/SCR" + "IPT>");
}