$(document).ready(function(){
		
	// first example
	
	$("#catalog_menu").treeview({
		collapsed: true,
		animated: "medium",
		unique: true
	});
	
	// third example
	$("#catalog_menu_left").treeview({
		collapsed: true,
		animated: "medium",
		control: "#treecontrol",
		persist: "location"
	});


});

function submit_login(e)
{ 		
	if (e.keyCode == 13)
	{
		if (document.getElementById('login_form1'))
		{
			document.getElementById('login_form1').submit();
		}
		else
		{
		document.getElementById('login_form').submit();
		}
	}
}

///////////

images_preload = new Array();
function image_preload(src)
{
	found = false;
	for (i=0; i<images_preload.length; i++)
	{
		ind = images_preload[i].src.indexOf(src);
		
		if (ind >= 0)
		{
			found = true;
		}
	}
	
	if (!found)
	{
		pi = new Image();
		pi.src = src;
		images_preload.push(pi);
	}
}

/////////////