var ajax = new Array();

	function getSubCategoryList1(sel)
	{
		var category = sel.options[sel.selectedIndex].value;
		document.getElementById('dhtmlgoodies_subcategory1').options.length = 0;
		if(category.length>0){
			var index = ajax.length;
			ajax[index] = new sack();
			
			ajax[index].requestFile = '/pl/getsubcategory.inc.php?category='+category;
			ajax[index].onCompletion = function(){ createSubCategories1(index) };
			ajax[index].runAJAX();
		}
	}
	 
	function createSubCategories1(index)
	{
		var obj = document.getElementById('dhtmlgoodies_subcategory1');
		eval(ajax[index].response);
	}	
	
	function getSubCategoryList2(sel)
	{
		var category = sel.options[sel.selectedIndex].value;
		document.getElementById('dhtmlgoodies_subcategory2').options.length = 0;
		if(category.length>0){
			var index = ajax.length;
			ajax[index] = new sack();
			ajax[index].requestFile = '/pl/getsubcategory.inc.php?category='+category;
			ajax[index].onCompletion = function(){ createSubCategories2(index) };
			ajax[index].runAJAX();
		}
	}
	function createSubCategories2(index)
	{
		var obj = document.getElementById('dhtmlgoodies_subcategory2');
		eval(ajax[index].response);
	}

	function getSubCategoryList3(sel)
	{
		var category = sel.options[sel.selectedIndex].value;
		document.getElementById('dhtmlgoodies_subcategory3').options.length = 0;
		if(category.length>0){
			var index = ajax.length;
			ajax[index] = new sack();
			ajax[index].requestFile = '/pl/getsubcategory.inc.php?category='+category;
			ajax[index].onCompletion = function(){ createSubCategories3(index) };
			ajax[index].runAJAX();
		}
	}
	function createSubCategories3(index)
	{
		var obj = document.getElementById('dhtmlgoodies_subcategory3');
		eval(ajax[index].response);
	}