function unique(a) {
	var r = new Array();
	o:for(var i = 0, n = a.length; i < n; i++) {
		for(var x = i + 1 ; x < n; x++) {
			if(a[x]==a[i]) continue o;
		}
		r[r.length] = a[i];
	}
	return r;
}

function stairPartsData(obj,api) {
	var a = api || '../api/';
	var objtype = typeof(obj)+'';
	var codes = []
	if(objtype == 'object' && obj ) {
		for(i in obj) {
			codes.push('codes[]='+obj[i]['code']);
		}
		codes = unique(codes);

		$.ajax ({
			type: "POST",
			url: a,
			data: 'uid='+uid+'&key='+key+'&setmodule=stair_parts_old&request=read&to=100&'+codes.join("&"),
			dataType: "xml",
			error: function() {
				$(obj).html('ER');
			},
			success: function(data) {
				if ($(data).find("result").text() == 1) {
				// if code exists.. do..
					for(i in obj) {
						xmlpart = $(data).find("part_"+obj[i]['code']);
						if(obj[i].hasOwnProperty("update")==true) {
							$('#'+$(obj[i]['update'].selector).parents("@[id]").attr("id")+' input[type="submit"]').attr('disabled',false);
							if($(obj[i]['update']).attr("value")!=undefined) {
								$(obj[i]['update']).attr('value',unescape($(xmlpart).find(obj[i]['read']).text()).replace(/\+/g," "));
							} else {
								$(obj[i]['update']).html(unescape($(xmlpart).find(obj[i]['read']).text()).replace(/\+/g," "));
							}
						} else if (unescape($(xmlpart).find(obj[i]['read']).text()).replace(/\+/g," ")==obj[i]['exe-on']) {
							obj[i]['exe']();
						}
					}
				} else {
				// if code doesn't exist.. do..
					for(i in obj) {
						if(obj[i].hasOwnProperty("update")==true) {
							if($(obj[i]['update']).attr("value")!=undefined) {
								$(obj[i]['update'].selector).attr('value','##.##');
							} else {
								$(obj[i]['update'].selector).html('##.##');
							}
						}
					}

					$('#'+$(obj['0productPrice']['update'].selector).parents("@[id]").attr("id")+' input[type="submit"]').attr('disabled',true);
				}
			}
		});
	}
}