function detectBrowser() {
	var a=navigator.userAgent.toLowerCase()
	this.isOpera=(a.indexOf("opera")!=-1)
	this.isKonq=(a.indexOf('konqueror')!=-1)
	this.isSafari=(a.indexOf('safari')!=-1)&&(a.indexOf('mac')!=-1)
	this.isKhtml=this.isSafari || this.isKonq || (a.indexOf('khtml')!=-1)
	this.isFF=(a.indexOf('firefox')!=-1)
	this.isIE=(a.indexOf("msie")!=-1)&&!this.isOpera
	this.isWinIE=this.isIE&&(a.indexOf("win")!=-1)
	this.isWinIE7=this.isWinIE && (a.indexOf("msie 7")!=-1)
	this.isWinIEVista=this.isWinIE && (a.indexOf("windows nt 6")!=-1)
	this.isCSS1Compat=(!this.isIE)||(document.compatMode&&document.compatMode=="CSS1Compat")
}

// form focus
function setFormFocus(frmName) {
	// set focus on first form input field
	focusSet = false
	if (document.forms[frmName]) {
		for (elix=0; elix < document.forms[frmName].elements.length && !focusSet; elix++) {
			FormField = document.forms[frmName].elements[elix]
			if (FormField.disabled == false && ((FormField.tagName == "INPUT") && (FormField.type == "text")) || ((FormField.tagName == "TEXTAREA") && (FormField.type == "textarea") && (FormField.id != "dhtmleditor")))	{
				FormField.focus()
				focusSet = true
			}
		}
	}
}

var newWin
function openPopup(url) {
	if (newWin) newWin.close()
	newWin = window.open(url, 'fixedPopup', "width=640,height=480,location=no,menubar=no,resizable=no,scrollbars=yes,status=no,titlebar=no,toolbar=no", true)
	newWin.focus()
	return newWin
}

var newCustomWin
function openCustomPopup(url, width, height, scrollable) {
	if (newCustomWin) newCustomWin.close()
	if(!scrollable) scrollable = "no"
	newCustomWin = window.open(url, 'customPopup', "width=" + width + ",height=" + height +",location=no,menubar=no,resizable=no,scrollbars=" + scrollable + ",status=no,titlebar=no,toolbar=no", true)
	newCustomWin.focus()
	return newCustomWin
}

function redirect(url) {
	document.location.href = url
}