function trim(str){ return rtrim(ltrim(str));}function ltrim(str) {return str.replace(/^\s+/, '');}function rtrim(str) {return str.replace(/\s+$/, '');}function getBodyScrollTop(){ return self.pageYOffset || (document.documentElement && document.documentElement.scrollTop) || (document.body && document.body.scrollTop);}function getBodyScrollLeft(){ return self.pageXOffset || (document.documentElement && document.documentElement.scrollLeft) || (document.body && document.body.scrollLeft);} function getOpacityProperty(){ if (typeof document.body.style.opacity == 'string') return 'opacity'; else if (typeof document.body.style.MozOpacity == 'string') return 'MozOpacity'; else if (typeof document.body.style.KhtmlOpacity == 'string') return 'KhtmlOpacity'; else if (document.body.filters && navigator.appVersion.match(/MSIE ([\d.]+);/)[1]>=5.5) return 'filter'; return false; }
function browserDetect () {var browser = "undefined"; if ( window.opera ) {browser = "opera";} return browser;}