DOM = (document.getElementById) ? 1 : 0;
	NS4 = (document.layers) ? 1 : 0;
	// We need to explicitly detect Konqueror
	// because Konqueror 3 sets IE = 1 .
	Konqueror = (navigator.userAgent.indexOf('Konqueror') > -1) ? 1 : 0;
	// We need to detect Konqueror 2.2 as it does not handle the window.onresize event
	Konqueror22 = (navigator.userAgent.indexOf('Konqueror 2.2') > -1 || navigator.userAgent.indexOf('Konqueror/2.2') > -1) ? 1 : 0;
	Konqueror30 =
		(
			navigator.userAgent.indexOf('Konqueror 3.0') > -1
			|| navigator.userAgent.indexOf('Konqueror/3.0') > -1
			|| navigator.userAgent.indexOf('Konqueror 3;') > -1
			|| navigator.userAgent.indexOf('Konqueror/3;') > -1
			|| navigator.userAgent.indexOf('Konqueror 3)') > -1
			|| navigator.userAgent.indexOf('Konqueror/3)') > -1
		)
		? 1 : 0;
	Konqueror31 = (navigator.userAgent.indexOf('Konqueror 3.1') > -1 || navigator.userAgent.indexOf('Konqueror/3.1') > -1) ? 1 : 0;
	// We need to detect Konqueror 3.2 and 3.3 as they are affected by the see-through effect only for 2 form elements
	Konqueror32 = (navigator.userAgent.indexOf('Konqueror 3.2') > -1 || navigator.userAgent.indexOf('Konqueror/3.2') > -1) ? 1 : 0;
	Konqueror33 = (navigator.userAgent.indexOf('Konqueror 3.3') > -1 || navigator.userAgent.indexOf('Konqueror/3.3') > -1) ? 1 : 0;
	Opera = (navigator.userAgent.indexOf('Opera') > -1) ? 1 : 0;
	Opera5 = (navigator.userAgent.indexOf('Opera 5') > -1 || navigator.userAgent.indexOf('Opera/5') > -1) ? 1 : 0;
	Opera6 = (navigator.userAgent.indexOf('Opera 6') > -1 || navigator.userAgent.indexOf('Opera/6') > -1) ? 1 : 0;
	Opera56 = Opera5 || Opera6;
	IE = (navigator.userAgent.indexOf('MSIE') > -1) ? 1 : 0;
	IE = IE && !Opera;
	IE5 = IE && DOM;
	IE4 = (document.all) ? 1 : 0;
	IE4 = IE4 && IE && !DOM;