function ChangeCategory(category) {
		document.getElementById("select_model").innerHTML = "";
		document.getElementById("search_by_model_button").style.display = "none";
		
			jQuery.post(
  				'get_makes.php',
  				{
    					type: "request",
    					category_value: category.value
  				},
  				onMakesLoadSuccess
			);

	}

	function LoadModels(make) {
		if (make.value != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make.value
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}

	function LoadModelsManufacturers(make) {
		if (make.value != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make.value,
					manufacturers_id: make.value
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}

	function LoadModelsManufacturersPDA(make) {
		if (make.value != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make.value,
					manufacturers_id: make.value
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}


	function LoadModelsAccessories(make) {
		if (make.value != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make.value,
					manufacturers_id1: make.value
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}

	function LoadModelsGetParameter(make) {
		if (make != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make,
					model_value: "<?=$_GET['model']?>",
					model: "<?=$_GET['model']?>"
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}

	function LoadModelsManufacturersGetParameter(make) {
		if (make != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make,
					manufacturers_id: make,
					model: "<?=$_GET['model']?>"
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}

	function LoadModelsManufacturersPDAGetParameter(make) {
		if (make != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make,
					manufacturers_id: make,
					model: "<?=$_GET['model']?>"
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}


	function LoadModelsAccessoriesGetParameter(make) {
		if (make != '') {
			jQuery.post(
  				'get_models.php',
  				{
    					type: "request",
    					make_value: make,
					manufacturers_id1: make,
					model: "<?=$_GET['model']?>"
  				},
  				onModelsLoadSuccess
			);
		} else {
			document.getElementById("select_model").innerHTML = "";
			document.getElementById("search_by_model_button").style.display = "none";
		}

	}

	function onModelsLoadSuccess(data)
	{
		document.getElementById("select_model").innerHTML = "" + data;
		document.getElementById("search_by_model_button").style.display = "inline";
		
		selects_update('model');
	    // $("#sbid").controls('button_l.png', 'button_r.png');
	}

	function onMakesLoadSuccess(data)
	{
		document.getElementById("select_make").innerHTML = "" + data;
		selects_update('manufacturers_id');
		selects_update('manufacturers_id1');
		selects_update('manufacturers_pdas_id');
		selects_update('make');
	}

var cot_loc0=(window.location.protocol == "https:")? "https://secure.comodo.net/trustlogo/javascript/cot.js" :
"http://www.trustlogo.com/trustlogo/javascript/cot.js";
document.writeln('<script language="JavaScript" src="'+cot_loc0+'" type="text\/javascript"><\/script>');