function switchFontSize (ckname,val){
	var bd = $$('body')[0];
	switch (val) {
		case 'inc':
		if (CurrentFontSize+1 < 7) {
			bd.removeClassName('fs'+CurrentFontSize);
			CurrentFontSize++;
			bd.addClassName('fs'+CurrentFontSize);
		}
		break;
		case 'dec':
		if (CurrentFontSize-1 > 0) {
			bd.removeClassName('fs'+CurrentFontSize);
			CurrentFontSize--;
			bd.addClassName('fs'+CurrentFontSize);
		}
		break;
		default:
		bd.removeClassName('fs'+CurrentFontSize);
		CurrentFontSize = val;
		bd.addClassName('fs'+CurrentFontSize);
	}
	createCookie(ckname, CurrentFontSize,365);
}

function switchTool (ckname, val) {
	createCookie(ckname, val, 365);
	window.location.reload();
}

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 expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g, ""); };

function menuFistLastItem () {
	if ((menu = $('nav')) && (children = menu.childElements()) && (children.length)) {
		children[0].addClassName ('first');
		children[children.length-1].addClassName ('last');
	}
}

document.observe("dom:loaded", function() {   
	// initially hide all containers for tab content $$('div.tabcontent').invoke('hide'); 
	menuFistLastItem();
	navMouseHover();
}); 

//Add hover event for li - hack for IE6
function navMouseHover () {
	var lis = $$('#nav li');
	if (lis && lis.length) {
		lis.each (function(li){
			li.onMouseover = toggleMenu (li, 1);
			li.onMouseout = toggleMenu (li, 0);
		});
	}
}

toggleMenu = function (el, over) {
	  var iS = false;
    if (Element.childElements(el) && Element.childElements(el).length > 1) {
	    var uL = Element.childElements(el)[1];
			iS = true;
		}
    if (over) {
        Element.addClassName(el, 'over');
				Element.addClassName (el.down('a'), 'over');
        if(iS){ uL.addClassName('shown-sub')};
    }
    else {
        Element.removeClassName(el, 'over');
				Element.removeClassName (el.down('a'), 'over');
        if(iS){ uL.removeClassName('shown-sub')};
    }
}



// NIFTY

function NiftyCheck()
{
if(!document.getElementById || !document.createElement)
    return(false);
var b=navigator.userAgent.toLowerCase();
if(b.indexOf("msie 5")>0 && b.indexOf("opera")==-1)
    return(false);
return(true);
}

function Rounded(selector,bk,color,size){
var i;
var v=getElementsBySelector(selector);
var l=v.length;
for(i=0;i<l;i++){
    AddTop(v[i],bk,color,size);
    AddBottom(v[i],bk,color,size);
    }
}

function RoundedTop(selector,bk,color,size){
var i;
var v=getElementsBySelector(selector);
for(i=0;i<v.length;i++)
    AddTop(v[i],bk,color,size);
}

function RoundedBottom(selector,bk,color,size){
var i;
var v=getElementsBySelector(selector);
for(i=0;i<v.length;i++)
    AddBottom(v[i],bk,color,size);
}

function AddTop(el,bk,color,size){
var i;
var d=document.createElement("b");
var cn="r";
var lim=4;
if(size && size=="small"){ cn="rs"; lim=2}
d.className="rtop";
d.style.backgroundColor=bk;
for(i=1;i<=lim;i++){
    var x=document.createElement("b");
    x.className=cn + i;
    x.style.backgroundColor=color;
    d.appendChild(x);
    }
el.insertBefore(d,el.firstChild);
}

function AddBottom(el,bk,color,size){
var i;
var d=document.createElement("b");
var cn="r";
var lim=4;
if(size && size=="small"){ cn="rs"; lim=2}
d.className="rbottom";
d.style.backgroundColor=bk;
for(i=lim;i>0;i--){
    var x=document.createElement("b");
    x.className=cn + i;
    x.style.backgroundColor=color;
    d.appendChild(x);
    }
el.appendChild(d,el.firstChild);
}

function getElementsBySelector(selector){
var i;
var s=[];
var selid="";
var selclass="";
var tag=selector;
var objlist=[];
if(selector.indexOf(" ")>0){  //descendant selector like "tag#id tag"
    s=selector.split(" ");
    var fs=s[0].split("#");
    if(fs.length==1) return(objlist);
    return(document.getElementById(fs[1]).getElementsByTagName(s[1]));
    }
if(selector.indexOf("#")>0){ //id selector like "tag#id"
    s=selector.split("#");
    tag=s[0];
    selid=s[1];
    }
if(selid!=""){
    objlist.push(document.getElementById(selid));
    return(objlist);
    }
if(selector.indexOf(".")>0){  //class selector like "tag.class"
    s=selector.split(".");
    tag=s[0];
    selclass=s[1];
    }
var v=document.getElementsByTagName(tag);  // tag selector like "tag"
if(selclass=="")
    return(v);
for(i=0;i<v.length;i++){
    if(v[i].className==selclass){
        objlist.push(v[i]);
        }
    }
return(objlist);
}