mac = (navigator.appVersion.indexOf("Mac") != -1)
win = (navigator.appVersion.indexOf("Win") != -1)
ns = (navigator.appName=="Netscape")? 1:0 
ie = (navigator.appName=="Microsoft Internet Explorer")? 1:0
ns4 = (document.layers)? 1:0                          ///// Netscape 4
ns5 = (document.getElementById&&!document.all)? 1:0   ///// Netscape 5 en Netscape 6 en Mozilla 
ie4 = (document.all&&!document.getElementById)? 1:0   ///// IE 4
ie5 = (document.all&&document.getElementById)? 1:0    ///// IE 5 en IE 5.5

function doStart() {
	for (var i=0;i<showDiv.length;i++) {
		///setTimeout("doShow('" + showDiv[i] + "Level_1')",i*300)
		doShow(showDiv[i] + "Level_1") 
		///doShow(showDiv[i] + "Level_1Arrow")
		
	}
	
}
function doShow(name) {
	which = document.getElementById(name).style.display 
	divName = name.substring(0,name.length-7) 
	divAction = name.substring(name.length,name.length-1)
	if (which == "" || which == "none") { 
		document.getElementById(name).style.display = "block" 
		document.getElementById(name + "Arrow").style.display = "block"
		if (divAction == "1") { 
			document.getElementById(divName + 'Title').style.backgroundImage = "url(img/arrow_down.gif)"
			document.getElementById(divName + 'Title').style.borderBottomWidth = "1" 
		}
		else if (divAction == "2") {
			document.getElementById(divName + 'Level_1Arrow').style.backgroundImage = "url(img/arrow_down.gif)"
		}
	}
	else {  
		document.getElementById(name).style.display = "none"
		document.getElementById(name + "Arrow").style.display = "none"
		if (divAction == "1") { 
			document.getElementById(divName + 'Title').style.backgroundImage = "url(img/arrow_up.gif)" 
			document.getElementById(divName + 'Title').style.borderBottomWidth = "0" 
			if (document.getElementById(divName + 'Level_1').className == "level-1-haschild") { 
				document.getElementById(divName + 'Level_1Arrow').style.backgroundImage = "url(img/arrow_up.gif)" 
			}
			if (document.getElementById(divName + 'Level_2') != null) {
		        	document.getElementById(divName + 'Level_2').style.display = "none"
		        	document.getElementById(divName + 'Level_2Arrow').style.display = "none"
		        }  
		}
		else if (divAction == "2") {
			document.getElementById(divName + 'Level_1Arrow').style.backgroundImage = "url(img/arrow_up.gif)"
		}
		
	}
}
function doShowList(name) {
	which = document.getElementById(name).style.display
	if (which == "" || which == "none") { 
		document.getElementById(name).style.display = "block"
		document.getElementById(name + 'Title').style.backgroundImage = "url(img/arrow_down.gif)"
	}
	else {  
		document.getElementById(name).style.display = "none"
		document.getElementById(name + 'Title').style.backgroundImage = "url(img/arrow_up.gif)"
	}
}   
function doShowArchive(name) {
	which = document.getElementById(name).style.display
	if (which == "" || which == "none") { 
		document.getElementById(name).style.display = "block"
		document.getElementById(name + 'Title').style.backgroundImage = "url(img/arrow_down.gif)"
	}
	else {  
		document.getElementById(name).style.display = "none"
		document.getElementById(name + 'Title').style.backgroundImage = "url(img/arrow_up.gif)"
	}
}
function doGo(url) {
	document.location.href = url
}
function doGoBack() {  
	if (window.frames.length > 0) {   /////////has frames   
		adres = window.frames[0].location.href
		///thanks = adres.substring(adres.length-10,adres.length-4)
		thanks = adres.substring(adres.indexOf("_")+1,adres.indexOf("php")-1) 
		if (thanks == "thanks") {   ////////form has reached thank-page
	        	window.history.go(-3) 
		}
		else window.history.go(-1) 
		
	}
	else {  
		window.history.go(-1)
	}
	 
}
function doNav(url) {
	///status = document.getElementById('nav-indicator').offsetTop
	document.location.href = url
} 
function doShowFrame(name,parent,url) {
	document.frames[name].document.location = url
}
function doShowImg(name,url) {
	document.getElementById(name).src = url
}
function doHighFilter(num) { 
	for (var i=0;i<3;i++) {  
		document.getElementById('filter' + i).src = "img/filter_off.gif"
		
	}
	document.getElementById('filter' + num).src = "img/filter_on.gif"
}
function doFilter(num) {
	doHighFilter(num)
	for (var i=0;i<visitor[0].length;i++) {
		eval("document.getElementById('" + visitor[0][i] + "Level_1').style.display = 'none'")
		eval("document.getElementById('" + visitor[0][i] + "Level_1Arrow').style.display = 'none'")
		
		eval("document.getElementById('" + visitor[0][i] + "Title').style.backgroundImage = 'url(img/arrow_up.gif)'")
		eval("document.getElementById('" + visitor[0][i] + "Title').style.borderBottomWidth = '0'")
		
		eval("document.getElementById('" + visitor[0][i] + "Level_1Arrow').style.backgroundImage = 'url(img/arrow_up.gif)'")
		
		if (eval("document.getElementById('" + visitor[0][i] + "Level_2').style.display") == "block") {
			eval("document.getElementById('" + visitor[0][i] + "Level_2').style.display = 'none'")
			eval("document.getElementById('" + visitor[0][i] + "Level_2Arrow').style.display = 'none'")
		}
	} 
	for (var i=0;i<visitor[num].length;i++) {
		eval("document.getElementById('" + visitor[num][i] + "Level_1').style.display = 'block'") 
		eval("document.getElementById('" + visitor[num][i] + "Level_1Arrow').style.display = 'block'")
		
		eval("document.getElementById('" + visitor[num][i] + "Title').style.backgroundImage = 'url(img/arrow_down.gif)'")
		eval("document.getElementById('" + visitor[num][i] + "Title').style.borderBottomWidth = '1'")   
		
	}
	
}