var menu=function(){
	var t=15,z=50,s=6,a;
	function dd(n){this.n=n; this.h=[]; this.c=[]}
	dd.prototype.init=function(p,c){
		a=c; var w=document.getElementById(p), s=w.getElementsByTagName('ul'), l=s.length, i=0;
		for(i;i<l;i++){
			var h=s[i].parentNode; this.h[i]=h; this.c[i]=s[i];
			h.onmouseover=new Function(this.n+'.st('+i+',true)');
			h.onmouseout=new Function(this.n+'.st('+i+')');
		}
	}
	dd.prototype.st=function(x,f){
		var c=this.c[x], h=this.h[x], p=h.getElementsByTagName('a')[0];
		clearInterval(c.t); c.style.overflow='hidden';
		if(f){
			p.className+=' '+a;
			if(!c.mh){c.style.display='block'; c.style.height=''; c.mh=c.offsetHeight; c.style.height=0}
			if(c.mh==c.offsetHeight){c.style.overflow='visible'}
			else{c.style.zIndex=z; z++; c.t=setInterval(function(){sl(c,1)},t)}
		}else{p.className=p.className.replace(a,''); c.t=setInterval(function(){sl(c,-1)},t)}
	}
	function sl(c,f){
		var h=c.offsetHeight;
		if((h<=0&&f!=1)||(h>=c.mh&&f==1)){
			if(f==1){c.style.filter=''; c.style.opacity=1; c.style.overflow='visible'}
			clearInterval(c.t); return
		}
		var d=(f==1)?Math.ceil((c.mh-h)/s):Math.ceil(h/s), o=h/c.mh;
		c.style.opacity=o; c.style.filter='alpha(opacity='+(o*100)+')';
		c.style.height=h+(d*f)+'px'
	}
	return{dd:dd}
}();

/*
$(document).ready(function(){
				
			if(document.getElementById("leftNavBar"))
				{
					var sfnew = document.getElementById("leftNavBar").getElementsByTagName("li");
					
					for (var i=0; i < sfnew.length; i++) {
					
						sfnew[i].onclick = function() {
							if($(this).children("ul").length)
							{
								$(this).children('ul').toggle('slow'); //.css('display', 'block');
							}
						}		
					}
				}
				
			var lh = $('div.leftPart').height();
			var ch = $('div.mainPart').height();
			var rh = $('div.rightPart').height();

			var maxel = screen.availHeight - 100;
			if( lh > maxel) maxel = lh;
			if( ch > maxel) maxel = ch;
			if( rh > maxel) maxel = rh;

			   $('div.leftPart').css("height",maxel+ "px"); 
			   $('div.mainPart').css("height",maxel + "px"); 
			   $('div.rightPart').css("height",maxel + "px"); 		     
			  
			});
*/