var openId="none";
var doCheck = (document.all!=null);

if (doCheck == false) {
	versionNN = navigator.appVersion;
	if (versionNN.search(/5.0/i) == -1) {
		browser = "NN4";
	} else {
		browser = "NN6";
	}
} else {
	browser = "IE";
}

navimgNames = new Array(
"images/left/nav_on_Amazing.gif",
"images/left/nav_on_Bride.gif",
"images/left/nav_on_Major.gif",
"images/left/nav_on_Heaven.gif",
"images/left/nav_on_Trump.gif",
"images/left/nav_on_Current.gif",
"images/left/nav_on_Events.gif",
"images/left/nav_on_Missionaries.gif",
"images/left/nav_on_Books.gif",
"images/left/nav_on_Sites.gif",
"images/left/nav_on_Contact.gif",
"images/left/nav_on_Home.gif",
"images/left/nav_on_Issues04.gif",
"images/left/nav_on_Issues03.gif",
"images/left/nav_on_Issues02.gif",
"images/left/nav_on_Issues01.gif",
"images/left/nav_on_Issues00.gif",
"images/left/nav_on_Issues99.gif",
"images/left/nav_on_Issues98.gif"
)

loadNavImgs = new Array();

for(i=0; i < navimgNames.length; i++) {
  loadNavImgs[i] = new Image;
  loadNavImgs[i].src = navimgNames[i];
}

function rollOver(name) {
	document.images[name].src = "images/left/nav_on_"+name+".gif";
}

function rollOut(name) {
	document.images[name].src = "images/left/nav_off_"+name+".gif";
}

function getLayer(id) {        
   	if (browser == "IE")
   		return document.all[id];
   	else if (browser == "NN4")
		return document.layers[id];
	else
		return document.getElementById(id); 	
}

function showLayer(id) {        
   var get = getLayer(id)
   if (get != null)          
     	if (browser == "IE" || browser == "NN6")
         	get.style.visibility = "visible";
      	else if (browser == "NN4")
         	get.visibility = "show";
}     
  
function hideLayer(id) {
	var get = getLayer(id)        
	if (get != null)        
      if (browser == "IE" || browser == "NN6")
         get.style.visibility = "hidden";
      else
         get.visibility = "hide";
}

function Down(id,div) {
	if (div == 'yes') {
		idDiv = id+'Div';
		if (openId == 'none') {
			showLayer(idDiv);
			rollOver(id);
			openId = id;
			openIdDiv = idDiv;
		} else {
			hideLayer(openIdDiv);
			rollOut(openId);
			showLayer(idDiv);
			rollOver(id);
			openId = id;
			openIdDiv = idDiv;
		}
	} else {
		if (openId == 'none') {
			rollOver(id);
		} else {
			hideLayer(openIdDiv);
			rollOut(openId);
			rollOver(id);
			openId = 'none';
		}
	}
}

function divRollover(name) {
	openId = name;
	openIdDiv = name+"Div";
	showLayer(openIdDiv);
	rollOver(openId);
}

function divRollout(name) {
	hideLayer(name+'Div');
	rollOut(name);
	openId = 'none';
	openIdDiv = 'none';
}

function closeBut(name) {
	hideLayer(name+'Div');
	rollOut(name);
	openId = 'none';
	openIdDiv = 'none';
}

function pop(mypage, myname, w, h, scroll,menu) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable=no';
	if (menu=='yes')
		winprops += ',menubar=yes,toolbar=yes,locationbar=yes';
		
	win = window.open(mypage, myname, winprops);
	  if ((window.navigator.appName.indexOf("Microsoft")==0) &
	      (window.navigator.appVersion.substring(0,1)=="4"))
	  {
	    damnBrowser = 1;
	  }
	  else if ((window.navigator.appName.indexOf("Netscape")==0) &
	           (window.navigator.appVersion.substring(0,1)=="4"))
	  {
	    damnBrowser = 1;
	  }
	  else if (parseFloat(navigator.appVersion.substring(0,navigator.appVersion.indexOf("")))>=3.0)
	  {
	    if ((window.navigator.appName.indexOf("Microsoft")=="0") &
	        (window.navigator.userAgent.indexOf("Mac")>=0) & (parseFloat(navigator.appVersion.substring(0,navigator.appVersion.indexOf("")))<4.0))
	    { }
	    else
	    {
	      win.focus();
	    }
	}
}