var agent = navigator.userAgent.toLowerCase();
var major = parseInt(navigator.appVersion);
var minor = parseFloat(navigator.appVersion);
var ie = (agent.indexOf("msie") != -1);
var ns = ((agent.indexOf('mozilla')!=-1) && (agent.indexOf('spoofer')==-1) && (agent.indexOf('compatible') == -1));
var ns4 = (ns && (major >= 4 && major<5));
var ns6 = (ns && (major >= 5));
var ie5 = (ie && (major >= 4));
if (ie5) {document.write("<script language='javascript' src='/jsinc/libdhtml_ie_lite.js'></script>")}
else if (ns6) {document.write("<script language='javascript' src='/jsinc/libdhtml_ns6_lite.js'></script>")}