var show_it = "visible"
var hide_it = "hidden"
var timer = new Array;
var timer2 = new Array;

// get version - returns 0 if not IE 5.5 or higher
var version=0
if (navigator.appVersion.indexOf("MSIE")!=-1){
temp=navigator.appVersion.split("MSIE")
version=parseFloat(temp[1])
}

function toggleLayer(id) {
	if(document.getElementById){
		if(document.getElementById){var obj = document.getElementById(id).style}
		if(obj.visibility == hide_it){obj.visibility = show_it}
		else {obj.visibility = hide_it}	
	}
}

function showLayer(id) {
	if(document.getElementById){
		var obj = document.getElementById(id).style
		obj.visibility = "visible"

	}
}

function hideLayer(id) {
	if(document.getElementById){
		clearTimeout(opac_timer_show[id])
		var obj = document.getElementById(id).style
		obj.visibility = hide_it
		obj.filter = "alpha(opacity=0, style=0)"
		obj.opacity = 0
		obj.KhtmlOpacity = 0;
		opac[id] = 0 // set the opacity to 0 for the show function
		
	}
}

var opac = new Array;
var opac_timer_show = new Array;
var opac_timer_hide = new Array;


function showLayerOp(id){
	if (opac[id] == "" || opac[id] == null){opac[id] = 1}
	var obj = document.getElementById(id).style
	obj.visibility = "visible"
	if (opac[id] <= 100){
		obj.filter = "alpha(opacity=" + opac[id] + ", style=0)"
		obj.opacity = opac[id] /100
		obj.KhtmlOpacity = (opac[id] / 100);
		opac[id] += 33
		opac_timer_show[id] = setTimeout("showLayerOp(\""+id+"\")",100)
	}
	
	else {clearTimeout(opac_timer_show[id])}
}

function hideBox(id){
	clearTimeout(opac_timer_show[id])
	var obj = document.getElementById(id).style
	if (opac[id] >= 1){
		if (document.all){obj.filter = "alpha(opacity=" + opac[id] + ", style=0)"}
		if (!document.all){obj.MozOpacity = opac[id] /100}
		if (opac[id] <= 0){	obj.visibility = "hidden"}
		opac[id] -= 33
		opac_timer_hide[id]=setTimeout("hideBox(\""+id+"\")",100)
	}	
	else{clearTimeout(opac_timer_hide[id])}
}


var timerbox = new Array;

function closeCounter(id){
	timerbox[id] = "hideLayer('"+id+"')"
	timer[id] = setTimeout (timerbox[id], 150)
}

function closeCounter2(id){
	var timerbox = "hideLayer('"+id+"')"
	timer2[id] = setTimeout (timerbox, 150)
}


function hideAllBut(id) {
	hideLayer ("personal_investing");
	hideLayer ("institutional");
	showLayerOp (id);
}


function hovChange(id){
	var filename = document.getElementById(id).src
	if(filename.indexOf(".gif") > -1)
	{
		if(filename.charAt(filename.length-5) == "_")
			{filename = filename.substring(0,filename.length-5) + ".gif"}
		else
			{filename = filename.substring(0,filename.length-4) + "_.gif"}
	}
	else if(filename.indexOf(".jpg") > -1)
	{
		if(filename.charAt(filename.length-5) == "_")
			{filename = filename.substring(0,filename.length-5) + ".jpg"}
		else
			{filename = filename.substring(0,filename.length-4) + "_.jpg"}
	}
	
	document.getElementById(id).src = filename
}