var ma=new Array();
var mx=new Array();
var my=new Array();
var mc=new Array();
var mpos=new Array();
var mal=0;
var main=0;
var menuw=200;
var psrc=0;
var pname="";
var al="";
var gd=0;
var gx,gy;
var d=document;
var NS7=(!d.all&&d.getElementById);
var NS4=(!d.getElementById);
var IE5=(!NS4&&!NS7&&(navigator.userAgent.indexOf('MSIE 5.0')!=-1||navigator.userAgent.indexOf('MSIE 5.2')!=-1));
var IE5p5=(!NS4&&!NS7&&navigator.userAgent.indexOf('MSIE 5.5')!=-1);
var NS6=(NS7&&navigator.userAgent.indexOf('Netscape6')!=-1);
var SAF=navigator.userAgent.indexOf('Safari')!=-1;p=navigator.userAgent.indexOf('Opera');
if(p>-1)
{
	p=navigator.userAgent.charAt(p+6);
	if(p>6)
		NS7=1;
	else 
		NS4=1;
}
var ifr=(!NS7&&!NS4&&!IE5&&!IE5p5);
var quirk=(d.compatMode&&d.compatMode=="BackCompat")||IE5||IE5p5;
function startMainMenu(file,h,w,dir,space,align)
{
	space=0; // khaitn them
	if(w>0)
		menuw=w;
	main=dir;
	if(main==1||main==2)
		d.write("<table border=\"0\" cellspacing=\""+space+"\" cellpadding=\"0\">");
	if(file!="")
	{
		al="";
		if(align==1)
			al=" align=\"right\"";
		if(align==2)
			al=" align=\"center\"";
		if(main==1||main==2)
			d.write("<tr style='line-height:10px'><td"+al+">");
		//d.write("<img src=\""+ loc+file+ "\" border=\"0\"");
		//if(h>0)d.write(" height=\""+h+"\"");
		//if(w>0)d.write(" width=\""+w+"\"");
		//d.write(" />");
		if(main==1||main==2)
			d.write("</td>");
		if(main==1)
			d.write("</tr>");
		if(main==3)
			d.write("<br />");
	}
}
function endMainMenu(file,h,w)
{
	if(file!="")
	{
		if(main==1)d.write("<tr>");
		if(main==1||main==2)
			d.write("<td"+al+">");
		d.write("<img src=\""+loc+file+"\" border=\"0\"");
		if(h>0)
			d.write(" height=\""+h+"\"");
		if(w>0)
			d.write(" width=\""+w+"\"");
		d.write(" />");
		if(main==1||main==2)
			d.write("</td></tr>");
	}
	if(main==1||main==2)
		d.write("</table>");
	main=0;
}
function mainMenuItem(name,ext,h,w,url,tar,alt,dir,state,s,logo_hinh,duoi)
//function mainMenuItem(name,ext,h,w,url,tar,alt,dir,state,s)
{
	if(NS4&&main==0)
		return;
	var isgraphic=ext.charAt(0)==".";
	var ishinh=duoi.charAt(0)==".";// khaitn them
	if(main==1)
		d.write("<tr>");
	if(main==1||main==2)
		d.write("<td"+al+">");
	d.write("<a ");
	if(url!=""||!isgraphic)
	{
		if(typeof(clx)!="undefined")
		{
			url="?"+clx;tar="";
			alt="Click to edit";
		}
		d.write("href=\""+url+"\" ");
	}
	if(tar!="")
		d.write("target=\""+tar+"\" ");
	d.write("onmouseout=\"");
	if(dir>0)
		d.write("tidyMenu(event);");
	d.write("\" onmouseover=\"");
	if(dir>0)
	{
		if (!ishinh)
			//d.write("openMenu(event, '"+name+"',"+dir+","+bc+","+fc + ",0" + ");");
			d.write("openMenu(event, '"+name+"',"+dir+","+bc+","+fc + ",0" + ");"); // khaithem
			
		else
		 {
			 //var hinhtem=document.getElementById("hinhlogo");
			//alert(hinhtem.width);
			d.write("openMenu(event, '"+name+"',"+dir+","+bc+","+fc+"," + 0  + ");");
		 }
	}
	if(state>1&&isgraphic)
	{
		d[name+"_over"]=new Image();
		d[name+"_over"].src=loc+name+"_over"+ext;
		d.write("setGraphic(event, '"+loc+name+"_over"+ext+"');");
	}
	d.write("return false;\"");
	if(!isgraphic)
		d.write(" class=\""+s+"\" style=\"width:"+(w>0?w:menuw)+"px\"");
	d.write(">");
	if(isgraphic)
	{
		d.write("<img src=\""+loc+name+ext+"\" border=\"0\"");
	if(h>0)
		d.write(" height=\""+h+"\"");
	if(w>0)
		d.write(" width=\""+w+"\"");
	if(alt!="")
		d.write(" alt=\""  + alt  +"\"");
	d.write(" />");
	}else{
		if(ishinh)
			d.write("<table><tr><td><img id=\"logo_hinh_sao2\" src=\"" + logo_hinh+ duoi+ "\" align=\"left\"> </td><td> &nbsp;" +  ext + "&nbsp;</td></tr></table>");
		else
			d.write(ext);
		
	}
	d.write("</a>");
	if(main==1||main==2)
		d.write("</td>");
	if(main==1)d.write("</tr>");
	if(main==3)d.write("<br />");
}
function startSubmenu(name,style,sw)
{
	var depth=name.split("_").length+1000;
	if(NS4)return;
	if(sw>0)
		menuw=sw;
	d.write("<div id=\""+name+"\" class=\""+style+"\"  style=\"z-index:"+depth+";width:"+(menuw+(NS7?bd*2:0))+"px\">");
}
function endSubmenu(name)
{
	if(NS4)return;
	d.write("</div>");
	if(!NS7)
		d.getElementById(name).onmouseout=tidyMenu;
}
function submenuItem(text,url,tar,s,loho_hinh,duoi) // khaith them 2 tham so sau dung
{
	//loho_hinh
	//duoi khaitn them
	if(NS4)return;
	var extduoi=duoi.charAt(0)=="."; // khaitn them dong nay
	if(text.charAt(0)=='<')
		d.write(text);
	else 
		if(text=="---")
			d.write("<div class=\""+s+"\" style=\"width:"+menuw +"px;\"><center><img src=\""+loc+"---.gif\" height=\"8\" width=\""+(menuw-6-(2*bd))+"\" border=0/></center></div>");
		else{
			d.write("<a ");
			if(url!="")
				d.write("href=\""+url+"\" ");
			if(tar!="")
				d.write("target=\""+tar+"\" ");
			//d.write( "class=\""+ s +  " style=\"width:"+menuw+"px;" + "\">&nbsp;" +   text + "&nbsp;</a>"); // khaitn mac dong tren de cho co anh hien thi truoc dong chu menu
			if (extduoi)
				d.write( "class=\""+ s +  " style=\"width:"+menuw+"px;" + "\"><table><tr><td><img id=\"logo_hinh_sao1\" src=\"" + loho_hinh+duoi + "\" align=\"left\"></td><td>&nbsp;" +   text + "&nbsp; </td></tr></table></a>");
			else
				d.write( "class=\""+ s +  " style=\"width:"+menuw+"px;" + "\">" +   text + "</a>"); 
			}
}
function setGraphic(event,name)
{
	if(NS4)return;
	psrc=(NS7)?event.target:event.srcElement;pname=psrc.src;
	if(NS7)
		event.target.src=name;
	else 
		event.srcElement.src=name;
}
//function openMenu(event,id,pos,bc,fc)
function openMenu(event,id,pos,bc,fc,weighhinh)

{
	
	if(NS4)return;
	var el,x,y,dx,dy;
	var bwidth;
	if(gd==0||mal==0)
	{
		var p=d.getElementById(id);
		
		gx=0;gy=0;
		while(p&&p.offsetParent)
		{
			p=p.offsetParent;gx+=p.offsetLeft;
			gy+=p.offsetTop;
		}
		if(p)
			gd=1;
	}
	if(mal>0)
	{
		el=d.getElementById(ma[mal-1]);
		if(mx[mal-1]!=el.offsetLeft||my[mal-1]!=el.offsetTop)
		{
			el.style.left=mx[mal-1]+"px";
			el.style.top=my[mal-1]+"px";
		}
		tidyMenu(event);
	}
	if(mal>1)
		pos=mpos[mal-1];
	if(NS7)
	{
		bwidth=window.innerWidth;
		var p=event.target;
		if(p.nodeName!="A"&&p.nodeName!="IMG"&&p.parentNode.nodeName=="A")
			if (eval(weighhinh)==0) //khaitn them
			{
			p=p.parentNode;
			dx=p.offsetWidth;
			dy=p.offsetHeight;
			}
			else // khaitn them
			{
				p=p.parentNode;
				dx=p.offsetWidth + eval(weighhinh) ;
				dy=p.offsetHeight;
			}
				
		if(mal==0)
		{
			x=p.x;y=p.y;
			if(typeof(p.x)=="undefined"||(!NS6&&!SAF))
			{
				x=p.offsetLeft;
				y=p.offsetTop;
				while(!NS6&&p.parentNode.nodeName!="BODY")
				{
					p=p.parentNode;
					if(p.nodeName=="TD"||p.nodeName=="TABLE")
					{
						x+=p.offsetLeft;y+=p.offsetTop;
					}
				}
			}
		}else{
				el=d.getElementById(ma[mal-1]);
				x=el.offsetLeft;
				y=el.offsetTop+p.offsetTop;
			}
		if(pos!=3)
			x-=bd;
			if(pos==3&&mal>0)x+=bd;
	}else{
			bwidth=document.body.clientWidth;
			x=event.clientX-event.offsetX-d.body.clientLeft-gx;
			y=event.clientY-event.offsetY-d.body.clientTop-gy;
			dx=event.srcElement.offsetWidth;
			dy=event.srcElement.offsetHeight;
			if(!quirk)
			{
				x+=d.documentElement.scrollLeft-2;
				y+=d.documentElement.scrollTop-2;
			}else{
					x+=d.body.scrollLeft;y+=d.body.scrollTop;
				}
			if(mal>0)
			{
				y-=bd;
				if(pos!=3)
					x-=2*bd;
			}
		}
		el=d.getElementById(id);
		
		
		if(el&&el.style.visibility!="visible")
		{
			if(pos==1)
			{
				
				x+=dx;
				el.style.left=x-el.offsetWidth+"px";
				el.style.top=y+"px";
				nspeed=el.offsetWidth/frames;
				if(x+gx+el.offsetWidth>bwidth)
				{
					x-=dx;pos=3;
				}
			}else 
				if(pos==2)
				{
					
					y+=dy;
					el.style.left=x+"px";
					el.style.top=y-el.offsetHeight+"px";
					nspeed=el.offsetHeight/frames;
				}
				if(pos==3)
				{
					
					x-=el.offsetWidth;
					el.style.left=x+el.offsetWidth+"px";
					el.style.top=y+"px";
					nspeed=el.offsetWidth/frames;
					if(x+gx<0)
					{
						x+=el.offsetWidth;
						pos=1;
						x+=dx;
						el.style.left=x-el.offsetWidth+"px";
						el.style.top=y+"px";
						nspeed=el.offsetWidth/frames;
					}
				}
				mx[mal]=x;
				my[mal]=y;
				if(NS7||IE5||frames==0)
				{
					el.style.left=x+"px";
					el.style.top=y+"px";
				}
				if(!IE5)
					clipMenu(mal,el);
					el.style.visibility="visible";
					ma[mal]=id;
					mpos[mal]=pos;
					if(NS7)
					{
						var p=event.target;
						if(p.nodeName!="A"&&p.parentNode.nodeName=="A")
							p=p.parentNode;
							mc[mal]=p.style;
							if(!NS6&&mal>0)
							{
								mc[mal].backgroundColor="#"+bc.toString(16);
								mc[mal].color="#"+fc.toString(16);
							}
							el.onmouseout=tidyMenu;
						}else{
								mc[mal]=event.srcElement.style;
								// bo dieu kien nay di. vi muon cho hien thi khi click chuot over giu nguyen.
								// la cho cho hien thi khi click chuot vao over chuoc giu nguyen khi chuyen sang menu con
								// no khong bi mat.khaitn 24/05/2007
								//if(mal>0)
								{
									// mac cho nay vi khog muon cho no lam background nen cho menu cap cha. 23/08/2007
									//mc[mal].backgroundColor=bc;
									mc[mal].color=fc;
								}
							}
							mal++;
						}
						if(ifr&&el&&frames==0&&(typeof(tr)=="undefined"||tr==""))
						{
							var p=d.getElementById(id+"i");
							if(p)
							{
								p.style.top=y+"px";
								p.style.left=x+"px";
								p.style.width=el.style.width;
								p.style.height=el.offsetHeight+"px";
								p.style.display="block";
							}else{
									ifr="<iframe id=\""+id+"i\" style=\"position:absolute;left:"+x+"px;width:"+el.style.width+";height:"+el.offsetHeight+"px;top:"+y+"px;z-index:998;display:block;\" scrolling=\"no\" frameborder=\"0\"></iframe>";
									el.insertAdjacentHTML('beforeBegin',ifr);
								}
						}
}
function overMenu(x,y)
{
	x-=gx;
	y-=gy;
	for(i=mal-1;i>=0;i--)
	{
		var el=d.getElementById(ma[i]);
		if(el.offsetLeft+el.offsetWidth>x&&el.offsetLeft<=x&&el.offsetTop+el.offsetHeight>y&&el.offsetTop<=y)
		{
			return ma[i];
		}
	}
	return "";
}
function tidyMenu(e)
{
	if(NS4)return;
	if(NS7)
	{
		t=overMenu(e.pageX,e.pageY);
		if(t!=""&&(e.target.firstChild==e.relatedTarget||e.target==e.relatedTarget.firstChild))
			return;
	}else{
			var x=event.clientX-d.body.clientLeft;
			var y=event.clientY-d.body.clientTop;
			if(!quirk)
			{
				x+=d.documentElement.scrollLeft-2;
				y+=d.documentElement.scrollTop-2;
			}else{
					x+=d.body.scrollLeft;
					y+=d.body.scrollTop;
				}
			t=overMenu(x,y);
		}
		om=0;
		for(i=0;i<mal;i++)
		{
			var mail=ma[i].length;
			if(mail>t.length||t.substring(0,mail)!=ma[i])
			{
				var el=d.getElementById(ma[i]);
				el.style.visibility="hidden";
				mc[i].backgroundColor="";
				mc[i].color="";if(ifr)
				{
					var p=d.getElementById(ma[i]+"i");
					if(p)p.style.display="none";
				}
			}else{
					ma[om]=ma[i];
					mx[om]=mx[i];
					my[om]=my[i];
					om++;
				}
		}
		mal=om;
		if(mal==0&&psrc)
			psrc.src=pname;
}
function animate()
{
	for(i=0;i<mal;i++)
	{
		var el=d.getElementById(ma[i]);
		if(el.style.visibility=="visible")
		{
			if(el.offsetLeft<mx[i])
				el.style.left=Math.min(el.offsetLeft+nspeed,mx[i])+"px";
				if(el.offsetLeft>mx[i])
					el.style.left=Math.max(el.offsetLeft-nspeed,mx[i])+"px";
				if(el.offsetTop<my[i])
					el.style.top=Math.min(el.offsetTop+nspeed,my[i])+"px";
				clipMenu(i,el);
			}
		}if(mal!=0||frames!=0)
			setTimeout("animate()",50);
}
function clipMenu(i,el)
{
	if(el.offsetLeft>mx[i])
		el.style.clip="rect("+(my[i]-el.offsetTop)+"px "+(el.offsetWidth+(mx[i]-el.offsetLeft))+"px "+el.offsetHeight+"px "+0+"px)";		else 
		el.style.clip="rect("+(my[i]-el.offsetTop)+"px "+el.offsetWidth+"px "+el.offsetHeight+"px "+(mx[i]-el.offsetLeft)+"px)";
}