var currentID=0;
var currentSearchID=0;

function setCurrentID(num)
{
	currentID = num;
}

function changeSelect(appendID, isSearch)
{
	var thisID;
	appendID = typeof(appendID) != 'undefined' ? appendID : '';
	var list = document.getElementById('categories'+appendID);
	var num = list.selectedIndex;
	categoryID = list.options[num].value;
	if (isSearch)
	{
		thisID = currentSearchID;
		currentSearchID = categoryID;
		if (categoryID == 0)
		{
			document.getElementById('subcategoriesLabel').style.display='none';
			document.getElementById('subcategories'+categoryID+appendID).style.display='none';
			document.getElementById('subcategories'+thisID+appendID).style.display='none';
		}
		else
		{
			document.getElementById('subcategoriesLabel').style.display='inline';
			document.getElementById('subcategories'+thisID+appendID).style.display='none';
			document.getElementById('subcategories'+categoryID+appendID).style.display='inline';
		}
	}
	else
	{
		thisID = currentID;
		currentID = categoryID;
		document.getElementById('subcategories'+thisID+appendID).style.display='none';
		document.getElementById('subcategories'+categoryID+appendID).style.display='inline';
	}
}