Constants=function Constants()
{
}
//ÅÐ¶Ïä¯ÀÀÆ÷ÀàÐÍ
Constants.isIE = ( /msie/i.test(navigator.userAgent) && !/opera/i.test(navigator.userAgent) );
Constants.isIE5 = ( Constants.isIE && /msie 5\.0/i.test(navigator.userAgent) );
Constants.isOpera= /opera/i.test(navigator.userAgent);
Constants.isKHtml = /Konqueror|Safari|KHTML/i.test(navigator.userAgent);
Constants.isFirefox= /Firefox/i.test(navigator.userAgent);
Constants.isNS= /Netscape/i.test(navigator.userAgent);
