// JavaScript Document


function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;

	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;

function preloadImagesNav() {

	if (document.images) {

		home_over = newImage("tableImages/nav_btn_01_over.gif");
		portflio_over = newImage("tableImages/nav_btn_02_over.gif");
		clients_over = newImage("tableImages/nav_btn_03_over.gif");
		services_over = newImage("tableImages/nav_btn_04_over.gif");
		contact_over = newImage("tableImages/nav_btn_05_over.gif");

		preloadFlag = true;
	}
}


function preloadImagesSubSub() {

	if (document.images) {

		approach_over = newImage("../../tableImages/approach_over.gif");
		portflio_over = newImage("../../tableImages/portfolio_over.gif");
		contact_over = newImage("../../tableImages/contact_over.gif");

		jobs_over = newImage("../../tableImages/jobs_over.gif");
		client_over = newImage("../../tableImages/client_over.gif");

		preloadFlag = true;
	}
}



// Browser ID Utilities

var gAgent = window.navigator.userAgent;
var gAgentVers = parseInt(gAgent.charAt(gAgent.indexOf("/")+1),10);

function is_explorer()
{
	return gAgent.indexOf("MSIE") > 0;
}

function is_macnetscape()
{
	if (gAgent.indexOf("Mac") <= 0)
		return false;
	else
		return !(gAgent.indexOf("MSIE") > 0);
}

function is_pcnetscape()
{
	if (gAgent.indexOf("Mac") > 0)
		return false;
	else
		return !(gAgent.indexOf("MSIE") > 0);
}

function is_aol()
{
	return gAgent.indexOf("AOL") > 0;
}


// Flash and Image Utilities

// Check whether Flash is installed on the user's computer and create a cookie with the
// result. The cookie has four possible values which tell other routines what to do when
// asked to insert a Flash movie:
// "img" - write out <IMG> tag instead
// "swf" - write out <EMBED> tag and use a Flash movie
// "mov" - write out <EMBED> tag and use a QuickTime movie (QT4 onwards plays Flash)
// "none" - do nothing, <NOSCRIPT> will handle the image in Netscape 2

var gImageHandling = "";

function check_flash()
{
	var nextYear = new Date();

	gImageHandling = "none";

	if (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] && navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin)
	{
		// Navigator and Explorer ver 5 onwards
		if (navigator.plugins && navigator.plugins["Shockwave Flash"])
		{
			var desc = navigator.plugins["Shockwave Flash"].description;
			var vers = parseInt(desc.charAt(16));
			if (vers >= 3) gImageHandling = "swf";
		}
	}

	if (gImageHandling == "none" && navigator.mimeTypes && navigator.mimeTypes["video/quicktime"] && navigator.mimeTypes["video/quicktime"].enabledPlugin)
	{
		// Navigator and Explorer ver 5 onwards
		var instPlugins = navigator.plugins
		for (var i = 0; i < instPlugins.length; i++)
		{
   			if (instPlugins[i].name.indexOf("QuickTime")>=0)
   			{
				var desc = navigator.plugins[i].name;
				var vers = parseInt(desc.charAt(18));
				if (vers >= 2) gImageHandling = "mov";
				i = instPlugins.length;
	   		}
		}
	}

	if (gImageHandling == "none" && navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0
	   && (navigator.userAgent.indexOf("Windows")>=0 || navigator.userAgent.indexOf("Win32")>=0))
	{
	   	// Explorer on a 32-bit PC
		document.write('<scr' + 'ipt language=VBSc' + 'ript\> \n');
		document.write('dim Obj\n');
		document.write('gImageHandling = "gif"\n');
		document.write('on error resume next \n');
		document.write('Set Obj = CreateObject("ShockwaveFlash.ShockwaveFlash.4")\n');
		document.write('if IsObject(Obj) = True then gImageHandling = "swf" \n');
		document.write('Set Obj = Null \n');
		document.write('</scr' + 'ipt\> \n');
	}

	if (gImageHandling == "none" && !(navigator.appName && navigator.appName.indexOf("Netscape")>=0 && navigator.appVersion.indexOf("2.")>=0))
	{
		// Anything else, other than Navigator ver 2 which will use <NOSCRIPT>
		gImageHandling = "gif";
	}

	// Write out cookie
	nextYear.setFullYear(nextYear.getFullYear() + 1);
	document.cookie = "flashHandling=" +  gImageHandling + "; expires=" + nextYear.toGMTString() + "; domain=nykris.com; path=/";

//	document.write('<p>gImageHandling (cookie)=' + gImageHandling + '</p>');
}



function check_flash_nocookie()
{
	gImageHandling = "none";

	if (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] && navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin)
	{
		// Navigator and Explorer ver 5 onwards
		if (navigator.plugins && navigator.plugins["Shockwave Flash"])
		{
			var desc = navigator.plugins["Shockwave Flash"].description;
			var vers = parseInt(desc.charAt(16));
			if (vers >= 3) gImageHandling = "swf";
		}
	}

	if (gImageHandling == "none" && navigator.mimeTypes && navigator.mimeTypes["video/quicktime"] && navigator.mimeTypes["video/quicktime"].enabledPlugin)
	{
		// Navigator and Explorer ver 5 onwards
		var instPlugins = navigator.plugins
		for (var i = 0; i < instPlugins.length; i++)
		{
   			if (instPlugins[i].name.indexOf("QuickTime")>=0)
   			{
				var desc = navigator.plugins[i].name;
				var vers = parseInt(desc.charAt(18));
				if (vers >= 2) gImageHandling = "mov";
				i = instPlugins.length;
	   		}
		}
	}

	if (gImageHandling == "none" && navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0
	   && (navigator.userAgent.indexOf("Windows")>=0 || navigator.userAgent.indexOf("Win32")>=0))
	{
	   	// Explorer on a 32-bit PC
		document.write('<scr' + 'ipt language=VBSc' + 'ript\> \n');
		document.write('dim Obj\n');
		document.write('gImageHandling = "gif"\n');
		document.write('on error resume next \n');
		document.write('Set Obj = CreateObject("ShockwaveFlash.ShockwaveFlash.4")\n');
		document.write('if IsObject(Obj) = True then gImageHandling = "swf" \n');
		document.write('Set Obj = Null \n');
		document.write('</scr' + 'ipt\> \n');
	}

	if (gImageHandling == "none" && !(navigator.appName && navigator.appName.indexOf("Netscape")>=0 && navigator.appVersion.indexOf("2.")>=0))
	{
		// Anything else, other than Navigator ver 2 which will use <NOSCRIPT>
		gImageHandling = "gif";
	}

	//document.write('<p>gImageHandling (no cookie)=' + gImageHandling + '</p>');
}



// Insert a Flash movie or fallback GIF into the current page depending upon the setting
// of the imageHandling cookie.

function insert_flash(name, width, height, bgCol)
{
	var imageHandling = document.cookie;

	if (imageHandling.indexOf("flashHandling") == -1)
	{
		// No cookie exists - ie cookies are off, so do manual check
		check_flash_nocookie();
		imageHandling = gImageHandling
	}

	if (imageHandling.indexOf("none") != -1)
	{
	}
	else if (imageHandling.indexOf("swf") != -1)
	{
		document.write('<embed src="' + name + '.swf"');
		document.write(' swLiveConnect=false width=' + width + ' height=' + height);
		document.write(' loop=false quality=high scale=noborder bgcolor=' + bgCol);
		document.write(' type="application/x-shockwave-flash"\>');
		document.write('</embed\>');
		document.write('<noembed\><img src="' + name + '.jpg" width=' + width + ' height=' + height + ' border=0 usemap="#' + name + '"\></noembed\>');
	}
	else
	{
		document.write('<img src="' + name + '.jpg" width=' + width + ' height=' + height + ' border=0 usemap="#' + name + '"\>');
	}

}

// The lines above can be gif or jpg but not both
function insert_flash_text(name, width, height, bgCol, dir, num, loop, text_a, text_b)
{
	var imageHandling = document.cookie;

	if (imageHandling.indexOf("flashHandling") == -1)
	{
		// No cookie exists - ie cookies are off, so do manual check
		check_flash_nocookie();
		imageHandling = gImageHandling
	}

	if (imageHandling.indexOf("none") != -1)
	{
	}
	else if (imageHandling.indexOf("swf") != -1)
	{
		document.write('<embed src="' + name + '.swf"');
		document.write(' FlashVars="imageDir=' + dir + '&imageNum=' + num + '&imageLoop=' + loop + '&text_a=' + text_a + '&text_b=' + text_b + '"');
		document.write(' swLiveConnect=false width=' + width + ' height=' + height);
		document.write(' loop=false quality=high scale=noborder bgcolor=' + bgCol);
		document.write(' type="application/x-shockwave-flash"\>');
		document.write('</embed\>');
		document.write('<noembed\><img src="' + name + '.jpg" width=' + width + ' height=' + height + ' border=0 usemap="#' + name + '"\></noembed\>');
	}
	else
	{
		document.write('<img src="' + name + '.jpg" width=' + width + ' height=' + height + ' border=0 usemap="#' + name + '"\>');
	}

}
// The lines above can be gif or jpg but not both

// Java 1.0 doesn't support a split method, so define one here
function mysplit (stringtoSplit, separator)
{
	var splitIndex = 0 ;
	var splitArray = new Array () ;

	while ((stringtoSplit.length > 0) && (separator.length > 0))
	{
		var i = stringtoSplit.indexOf (separator) ;
		if ((!i) && (separator != stringtoSplit.substring (0, separator.length)))
			break ;
		if (i == -1)
		{
			splitArray [splitIndex++] = stringtoSplit ;
			break ;
		}
		splitArray [splitIndex++] = stringtoSplit.substring (0,i) ;

		stringtoSplit = stringtoSplit.substring (i+separator.length, stringtoSplit.length) ;
	}

	splitArray.length = splitIndex;
	return splitArray ;
}

function moreClicked()
{
	var p = document.getElementById("bio");
	p.style.height = "auto";
	p.style.overflow = "visible";
	var m = document.getElementById("more");
	m.style.display = "none"
}

function hide_bio()
{
	var p = document.getElementById("bio");
	if(p.scrollHeight>110){
		p.style.overflow = "hidden";
		p.style.height = "115px";
		var m = document.getElementById("more");
		m.style.display = "block"
	}
}

var ajax_status = false;

//Create a boolean variable to check for a valid Internet Explorer instance.
var xmlhttp = false;
//Check if we are using IE.
try
{
	//If the Javascript version is greater than 5.
	xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
}
catch (e)
{
	//If not, then use the older active x object.
	try
	{
		//If we are using Internet Explorer.
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	catch (E)
	{
		//Else we must be using a non-IE browser.
		xmlhttp = false;
	}
}

if (!xmlhttp && typeof XMLHttpRequest != 'undefined')
{
	xmlhttp = new XMLHttpRequest();
}


function make_request(server_page, obj_id)
{
	if (server_page.indexOf('?') > -1) server_page = server_page+"&"+time();
	else server_page = server_page+"?"+time();
	xmlhttp.open("GET", server_page);
	xmlhttp.onreadystatechange = function()
	{
		if (xmlhttp.readyState == 4 && xmlhttp.status == 200)
		{
			var content = xmlhttp.responseText;
			if (obj_id)
			{
				$(obj_id).innerHTML = content;

				var ajaxScript = $(obj_id).getElementsByTagName("script");
				if(ajaxScript.length)
				{
					for (x = 0;x < ajaxScript.length; x++)
					eval(ajaxScript[x].innerHTML);
				}
			}

			xmlhttp.onreadystatechange = function(){};
			ajax_status = true;
		}
	}
	xmlhttp.send(null);
}
function time()
{
	var d = new Date();
	return d.getTime();
}

function $(obj_id)
{
	return document.getElementById(obj_id);
}

function make_active(o)
{
	for(var i = 0; i < 6; i++)
	{
		if(i != o) $(i).style.color = "#ef4923";
	}
	$(o).style.color = "#2f3032";
}

function result_hover(obj)
{
	obj.style.backgroundColor = "rgb(255, 219, 185)";
	obj.style.backgroundImage = "none";
}
function reset_hover(obj)
{
	obj.style.backgroundColor = "";
	obj.style.backgroundImage ="";
}
function debug(debug_id,debug_var)
{
	if (!(debug_element = document.getElementById('debug_'+debug_id)))
	{
		var debug_element = document.createElement("div");
		debug_element.style.position = "fixed";
		debug_element.style.right="10px";
		debug_element.style.height="15px";
		debug_element.style.backgroundColor="#E0E0E0";
		debug_element.style.font="13px/17px verdana";
		debug_element.id = "debug_"+debug_id;
		debug_element.style.bottom = 10+(debug_id*20)+"px";
		document.body.appendChild(debug_element);
	}
	debug_element.innerHTML = debug_var;
}
var scrolling = false;
function scroll(obj,a)
{
	if (!obj) return false;
	if (!a) return false;
	if (scrolling) return false;
	scroll_obj = obj;
	amount = a;
	from = scroll_obj.scrollTop;
	if (from == 0 && a < 0) return false;
	if (from + a >= scroll_obj.scrollHeight) return false;
	scrolling = true;
	scroll_it();
}
function scroll_it()
{
	var offset = 0;
	if (amount < 0) offset = -4;
	else offset = 4;

	if (amount > 0)
	{
		if (scroll_obj.scrollTop+offset < from+amount && (scroll_obj.scrollTop + offset + scroll_obj.clientHeight) < scroll_obj.scrollHeight)
		{
			scroll_obj.scrollTop+=offset;
			setTimeout(scroll_it,20);
		}
		else
		{
			scroll_obj.scrollTop = from+amount;
			scrolling = false;
		}
	}
	else
	{
		if ((scroll_obj.scrollTop + offset) < 0)
		{
			scroll_obj.scrollTop = 0;
			scrolling = false;
		}
		else if (scroll_obj.scrollTop+offset > from+amount)
		{
			scroll_obj.scrollTop+=offset;
			setTimeout(scroll_it,20);
		}
		else
		{
			scroll_obj.scrollTop = from+amount;
			scrolling = false;
		}
	}
}