addEvent(window, "load", menu);
var back_color='#2f3f4f';
var grey_bg='#F0F0F0';
var black_arrow = new Image();
var arrow_over = new Image();
var arrow_out = new Image();
var over_color='#d4cece';
var over_txt_color='#62728e';
black_arrow.src="http://rostovsat.com/images/black_arrow.gif";
arrow_over.src="http://rostovsat.com/images/arrow_over.gif";
arrow_out.src="http://rostovsat.com/images/arrow.gif";
var now_page='menu1';
//alert(window.location.pathname);
function addEvent(elm, evType, fn, useCapture)
{
  if (elm.addEventListener){
    elm.addEventListener(evType, fn, useCapture);
    return true;
  } else if (elm.attachEvent){
    var r = elm.attachEvent("on"+evType, fn);
    return r;
 } 
}


function menu()
{
	page=window.location.pathname;
	if(window.location.pathname.substr(1,8)==='articles')
	{
		page='articles';
	}
	if(window.location.pathname.substr(1,7)==='catalog')
	{
		page='catalog';
	}
	if((page==='/') || (page==='/index.html'))
		{
			tr_el=document.getElementById('menu1');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu1arrow'].src=black_arrow.src;
			now_page='menu1';
		}
	if(page==='/about.html')
		{
			tr_el=document.getElementById('menu2');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu2arrow'].src=black_arrow.src;
			now_page='menu2';
		}
	if(page==='catalog/index1.php')
		{
			tr_el=document.getElementById('menu3');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu3arrow'].src=black_arrow.src;
			now_page='menu3';
		}
	if(page==='articles')
		{
			tr_el=document.getElementById('menu4');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu4arrow'].src=black_arrow.src;
			now_page='menu4';
		}
	if(page==='/service.html')
		{
			tr_el=document.getElementById('menu5');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu5arrow'].src=black_arrow.src;
			now_page='menu5';
		}
	if(page==='/downloads.html')
		{
			tr_el=document.getElementById('menu6');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			//alert(td1.style.background);
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu6arrow'].src=black_arrow.src;
			now_page='menu6';
		}
	if(page==='/contacts.html')
		{
			tr_el=document.getElementById('menu7');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu7arrow'].src=black_arrow.src;
			now_page='menu7';
		}
	if(page==='/vakansy.html')
		{
			tr_el=document.getElementById('menu6');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu6arrow'].src=black_arrow.src;
			now_page='menu6';
		}
	if(page==='/tech.html')
		{
			tr_el=document.getElementById('menu5');
			td1=tr_el.children[0].children[0].children[0];
			td2=tr_el.children[0].children[0].children[1];
			td1.style.backgroundColor=back_color;
			td2.style.backgroundColor=back_color;
			td2.children[0].children[0].style.color="#ffffff";
			document.images['menu5arrow'].src=black_arrow.src;
			now_page='menu5';
		}
}

function menu_over(el)
{
	if(el===now_page)
		return;
	tr_el=document.getElementById(el);
	td1=tr_el.children[0].children[0].children[0];
	td2=tr_el.children[0].children[0].children[1];
	//alert(td2);
	td1.style.backgroundColor=over_color;
	td2.style.backgroundColor=over_color;
	td1.children[0].src=arrow_over.src;
	//alert(arrow_over.src);
}

function menu_out(el)
{
	if(el===now_page)
		return;
	tr_el=document.getElementById(el);
	td1=tr_el.children[0].children[0].children[0];
	td2=tr_el.children[0].children[0].children[1];
	//td2.children[0].children[0].style.color='black';
	td1.style.backgroundColor='';
	td2.style.backgroundColor='';
	td1.children[0].src=arrow_out.src;
	
}