function preload_menu_images()
{
	image1 = new Image();
	image1.src = "/images/menu/bg-BG/h_menu_0.jpg";
	image2 = new Image();
	image2.src = "/images/menu/bg-BG/h_menu_1.jpg";
	image3 = new Image();
	image3.src = "/images/menu/bg-BG/h_menu_2.jpg";
	image4 = new Image();
	image4.src = "/images/menu/bg-BG/h_menu_3.jpg";
	image5 = new Image();
	image5.src = "/images/menu/bg-BG/h_menu_4.jpg";
	image6 = new Image();
	image6.src = "/images/menu/bg-BG/h_menu_5.jpg";
}

preload_menu_images();

function highlight(element, value)
{
	var src = element.src;
	var index = src.lastIndexOf("/") + 1;
	
	element.src = value ? src.substring(0, index) + "h_" + src.substring(index) : src.substring(0, index) + src.substring(index+2);
}

function renewDummy()	{
	document.getElementById("dummy").src = "/dummy.aspx?r=" + Math.random();	
}
function startDummy(minutes)
{
	window.setInterval("renewDummy();", minutes * 60 * 1000);
}


var searchCaptions = new Array();
searchCaptions[0] = 'в артикули';
searchCaptions[1] = 'в продажби';
function changeTab(el)
{
	var tabs = new Array();

	tabs[0] = document.getElementById('search-tab-0');
	tabs[1] = document.getElementById('search-tab-1');
	
	var tabControls = new Array();

	tabControls[0] = document.getElementById('tab-control-0');
	tabControls[1] = document.getElementById('tab-control-1');
	
	tabs[(el + 1) % 2].style.display = 'none'; 
	tabs[el].style.display = 'block'; 
	tabControls[el].style.display = 'none'; 
	tabControls[(el + 1) % 2].style.display = 'block'; 
	
	document.getElementById('search-in').innerHTML = searchCaptions[el];
}