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

var preload_flag = 0;
var services_preload_flag = 0;
var portfolio_preload_flag = 0;

function preload_images()
{
	var image1 = newImage("/img/button_over.gif");
	var image2 = newImage("/img/button_click.gif");
	var image3 = newImage("/img/button_down.gif");
	var image4 = newImage("/img/button_active.gif");
	var image5 = newImage("/img/vacancies_button_over.gif");
	var image6 = newImage("/img/vacancies_button_click.gif");
	var image7 = newImage("/img/vacancies_button_down.gif");
	var image8 = newImage("/img/vacancies_button_out.gif");
	preload_flag = 1;
}
function services_preload_images()
{
	var image1 = newImage("/img/services_over_1.png");
	var image2 = newImage("/img/services_out_1.png");
	var image3 = newImage("/img/services_over_2.png");
	var image4 = newImage("/img/services_out_2.png");
	var image5 = newImage("/img/services_over_3.png");
	var image6 = newImage("/img/services_out_3.png");
	var image7 = newImage("/img/services_over_4.png");
	var image8 = newImage("/img/services_out_4.png");
	var image9 = newImage("/img/services_down.png");
	services_preload_flag = 1;
}
function portfolio_preload_images()
{
	var image1 = newImage("/img/goleft_out.gif");
	var image2 = newImage("/img/goleft_down.gif");
	var image3 = newImage("/img/goleft_over.gif");
	var image4 = newImage("/img/goright_out.gif");
	var image5 = newImage("/img/goright_down.gif");
	var image6 = newImage("/img/goright_over.gif");
	portfolio_preload_flag = 1;
}



preload_images();

function button_over(what)
{
	if (preload_flag)
	{
		what.style.background = "#B6AEAA url('/img/button_over.gif') no-repeat";
		what.style.color = "#000000";
	}
}
function button_click(what)
{
	if (preload_flag)
	{
		what.style.background = "#B6AEAA url('/img/button_click.gif') no-repeat";
		what.style.color = "#FFFFFF";
	}
}
function button_down(what)
{
	if (preload_flag)
	{
		what.style.background = "#B6AEAA url('/img/button_down.gif') no-repeat";
		what.style.color = "#FFFFFF";
	}
}
function button_out(what)
{
	if (preload_flag)
	{
		if (what.className == "active_button")
		{
			what.style.background = "#B6AEAA url('/img/button_active.gif') no-repeat";
			what.style.color = "#FFFFFF";
		}
		else
		{
			what.style.background = "#B6AEAA";	
			what.style.color = "#000000";
		}
	}
}

function vacancies_button_over(what)
{
	if (preload_flag)
	{
		what.style.background = "#FFFFFF url('/img/vacancies_button_over.gif') no-repeat";
	}
}
function vacancies_button_click(what)
{
	if (preload_flag)
	{
		what.style.background = "#FFFFFF url('/img/vacancies_button_click.gif') no-repeat";
	}
}
function vacancies_button_down(what)
{
	if (preload_flag)
	{
		what.style.background = "#FFFFFF url('/img/vacancies_button_down.gif') no-repeat";
	}
}
function vacancies_button_out(what)
{
	if (preload_flag)
	{
		what.style.background = "#FFFFFF url('/img/vacancies_button_out.gif') no-repeat";
	}
}


function services_over(what, k)
{
	if (services_preload_flag)
	{
		what.style.background = "#B6AEAA url('/img/services_over_" + k + ".png') no-repeat";	
	}
}

function services_out(what, k)
{
	if (services_preload_flag)
	{
		what.style.background = "#B6AEAA url('/img/services_out_" + k + ".png') no-repeat";	
	}
}

function services_click(what, k)
{
	if (services_preload_flag)
	{
		what.style.background = "#B6AEAA url('/img/services_over_" + k + ".png') no-repeat";	
	}
}

function services_down(what, k)
{
	if (services_preload_flag)
	{
		what.style.background = "#B6AEAA url('/img/services_down.png') no-repeat";	
	}
}




function goleftout() {
	if (portfolio_preload_flag)
	{
		document.getElementById('goleft').src = "/img/goleft_out.gif";
	}
}
function goleftover() {
	if (portfolio_preload_flag)
	{
		document.getElementById('goleft').src = "/img/goleft_over.gif";
	}
}
function goleftdown() {
	if (portfolio_preload_flag)
	{
		document.getElementById('goleft').src = "/img/goleft_down.gif";
	}
}



function gorightout() {
	if (portfolio_preload_flag)
	{
		document.getElementById('goright').src = "/img/goright_out.gif";
	}
}
function gorightover() {
	if (portfolio_preload_flag)
	{
		document.getElementById('goright').src = "/img/goright_over.gif";
	}
}
function gorightdown() {
	if (portfolio_preload_flag)
	{
		document.getElementById('goright').src = "/img/goright_down.gif";
	}
}