// JavaScript Document

var init = false;
var check = true;
var _swap = false;

var based = "/Shared/images/";

var result;
var pattern = new RegExp(location.hostname+"(.*)","i");
var base = document.URL.match(pattern)[1];

if(result = base.match(/(.*?houeiwork.com)(\/.*)/i))
{
	based = result[1]+based;
	base = result[2];
}

var cat = regContents(base);
var active = cat;
var subcat = regSubContents(base);
var navid = based+"navi/";
var subd = based+"sub/";

base = base.match(/(.*)\//)[1];

if(window.addEventListener)
{
	window.addEventListener("load",setup,false);
}
else if(window.attachEvent)
{
	window.attachEvent("onload",setup);
}
else
{
	window.onload = setup;
}

function setup()
{
	MM_findObj("s0"+cat).style.visibility = "visible";
	MM_swapImage("n0"+cat,"",navid+"0"+cat+"c.gif");
	
	check = subcat==null;
	
	if(!check)
	{
		MM_findObj("s0"+cat+"0"+subcat).style.color = "#1695ca";
	}
	
	init = true;
}

function regContents(value)
{
	value = value=='/' ? '' : value.match(/^\/(.*?)(\/|\.)/)[1];
	
	if(value=='' || value=='index') return 0;
	
	return {
		about:1,
		works:3,
		business:2,
		other:4,
		project:5
	}[value];
}

function regSubContents(value)
{
	value = value.match(/^\/.*?\/(.*?)(\/|\.)/);
	
	if(value)
	{
		value = value[1];
		return {
			1:{
				'01':0,
				'02':1,
				'03':2,
				'04':3,
				'05':4
			},
			3:{
				'01':0,
				'02':1
			},
			2:{
				'01':0,
				'02':1,
				'03':2,
				'04':3
			},
			4:{
				'01':0,
				'02':1,
				'03':2,
				'04':3,
				'05':4
			},
			5:{
				'01':0,
				'02':1
			}
		}[cat][value];
	}
	else
	{
		return null;
	}
}

function ov(num)
{
	if(init == false) return;
	
	if(active != num)
	{
		if(check)
		{
			MM_findObj("s0"+active).style.visibility = "hidden";
			MM_findObj("s0"+num).style.visibility = "visible";

			if(cat != active)
			{
				MM_swapImage("n0"+active,"",navid+"0"+active+"a.gif");
			}
			else
			{
				if(check) MM_swapImage("n0"+active,"",navid+"0"+active+"b.gif");
			}
	
			MM_swapImage("n0"+num,"",navid+"0"+num+"c.gif");
	
			active = num;
		}
		else
		{
			MM_swapImage("n0"+num,"",navid+"0"+num+"b.gif");
		}
		if(!_swap) _swap = true;
	}
}

function ou(num) {
	if(check || num == cat || !_swap) return;
	MM_swapImgRestore();
}

function rollover(str) {
	var x = MM_findObj(str);
	x.style.borderColor = "#1695ca";
}

function rollout(str) {
	var x = MM_findObj(str);
	x.style.borderColor = "#cccccc";
}

function swap(num,path) {
	if(init) MM_swapImage('ln'+num,'',(path ? path : '')+'images/side/'+num+'b.gif',0);
}

function rest() {
	if(init) MM_swapImgRestore();
}

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];}
}