function init() { 
	var display_value = readCookie('JHRightNavOpen'); 
	if(display_value) { change(display_value); } 

}

function change(changeBlock) {
	var knownBlocks=new Array('arthritis', 'backpain', 'depression', 'diabetes', 'digestive', 'healthy', 'heart', 'hypertension', 'lung' , 'memory', 'nutrition', 'prostate', 'vision'); 
	var count = knownBlocks.length;
	for(var i=0; i < count; i++) { 
		var thisBlock = knownBlocks[i];
		if(thisBlock != changeBlock) {
			document.getElementById(thisBlock + '_ctl').style.display = 'none'; 
			document.images[thisBlock].src='/images/closed.gif'; 
		}
	} 

	var currDisplay = document.getElementById(changeBlock + '_ctl').style.display;
	if(currDisplay == 'none') { 
		document.getElementById(changeBlock + '_ctl').style.display = 'block'; 
		createCookie('JHRightNavOpen',changeBlock,1); 
		document.images[changeBlock].src='/images/open.gif';
	} else { 
		document.getElementById(changeBlock + '_ctl').style.display = 'none'; 
		eraseCookie('JHRightNavOpen'); 
		document.images[changeBlock].src='/images/closed.gif'; 
	} 
}

function changeFontSize(newSize) {
	var styleSheet='';
	switch(newSize){
		case 1:
			styleSheet='style1.css';
			break;
		case 2:
			styleSheet='style2.css';
			break;			
		case 3:
			styleSheet='style3.css';
			break;			
		default:
			styleSheet='style1.css';
			break;			
	}
	
	createCookie('KovelsStyleSheet', styleSheet, 365);
}		

function createCookie(name,value,days) { if (days) { var date = new Date(); date.setTime(date.getTime()+(days*24*60*60*1000)); var expires = "; expires="+date.toGMTString(); } else var expires = ""; document.cookie = name+"="+value+expires+"; path=/"; } 
function readCookie(name) { var nameEQ = name + "="; var ca = document.cookie.split(';'); for(var i=0;i < ca.length;i++) { var c = ca[i]; while (c.charAt(0)==' ') c = c.substring(1,c.length); if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length); } return null; }
function eraseCookie(name) { createCookie(name,"",-1); }



function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a.indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a;}}
}

function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a)&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
	var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers.document);
	if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_setTextOfTextfield(objName,x,newText) { //v3.0
	var obj = MM_findObj(objName); if (obj) obj.value = newText;
}
function refreshContent() {
location.href=location.href;
return;
}

function findPosX(obj)
{
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

function findPosY(obj) {
	var curtop = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y) {
		curtop += obj.y;
	}
	return curtop;
}

function mainPreload() {
MM_preloadImages('/images/collectorspriceguide.gif','/images/newsletter.gif','/images/store.gif','/images/freeresources.gif','/images/kovelspremium.gif','/images/aboutus.gif','/images/contactus.gif');
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

sfHover = function() {
	// bail out if the nav element is not present
	if (document.getElementById("cpg") == null) { return; }
	var cpguideNav = document.getElementById("cpg").getElementsByTagName("DIV");
	for (var i=0; i<cpguideNav.length; i++) {
		cpguideNav[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		cpguideNav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var newsletterNav = document.getElementById("newsletter").getElementsByTagName("DIV");
	for (var i=0; i<newsletterNav.length; i++) {
		newsletterNav[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		newsletterNav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var storeNav = document.getElementById("store").getElementsByTagName("DIV");
	for (var i=0; i<storeNav.length; i++) {
		storeNav[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		storeNav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var free_resourcesNav = document.getElementById("free_resources").getElementsByTagName("DIV");
	for (var i=0; i<free_resourcesNav.length; i++) {
		free_resourcesNav[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		free_resourcesNav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var premiumNav = document.getElementById("premium").getElementsByTagName("DIV");
	for (var i=0; i<premiumNav.length; i++) {
		premiumNav[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		premiumNav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var aboutNav = document.getElementById("about").getElementsByTagName("DIV");
	for (var i=0; i<aboutNav.length; i++) {
		aboutNav[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		aboutNav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var contactNav = document.getElementById("contact").getElementsByTagName("DIV");
	for (var i=0; i<contactNav.length; i++) {
		contactNav[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		contactNav[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var sfEls5 = document.getElementById("nav5").getElementsByTagName("LI");
	for (var i=0; i<sfEls5.length; i++) {
		sfEls5[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls5[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}

if (window.attachEvent) window.attachEvent("onload", sfHover);