/* The following function creates an XMLHttpRequest object... */

function createRequestObject(){
	var request_o; //declare the variable to hold the object.
	var browser = navigator.appName; //find the browser name
	if(browser == "Microsoft Internet Explorer"){
/*		try
    	{
    		request_o=new ActiveXObject("Msxml2.XMLHTTP");
    	}
  		catch (e)
    	{
    		request_o=new ActiveXObject("Microsoft.XMLHTTP");
    	}*/
		/* Create the object using MSIE's method */
		request_o = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
		/* Create the object using other browser's method */
		request_o = new XMLHttpRequest();
	}
	return request_o; //return the object
}

/* The variable http will hold our new XMLHttpRequest object. */
var http = createRequestObject();

/* Function called to get the product categories list */
function getProducts(kat, produkt_id, targetDiv, rodzaj){
	/* Create the request. The first argument to the open function is the method (POST/GET),
		and the second argument is the url...
		document contains references to all items on the page
		We can reference document.form_category_select.select_category_select and we will
		be referencing the dropdown list. The selectedIndex property will give us the
		index of the selected item.
	*/

	http.open('get', 'ajax_subkategorie.php?kat='
			+kat+'&prod='+produkt_id+'&targetDiv='+targetDiv+'&rodzaj='+rodzaj);

	/* Define a function to call once a response has been received. This will be our
		handleProductCategories function that we define below. */
		var obj = document.getElementById(targetDiv);
	http.onreadystatechange = function() {
		if(http.readyState == 4){ //Finished loading the response
			/* We have got the response from the server-side script,
				let's see just what it was. using the responseText property of
				the XMLHttpRequest object. */
			var response = http.responseText;
			/* And now we want to change the product_categories <div> content.
				we do this using an ability to get/change the content of a page element
				that we can find: innerHTML. */
			obj.innerHTML = response;
		}
	}
	/* Send the data. We use something other than null when we are sending using the POST
		method. */
	http.send(null);
}


function par1(p1, targetDiv, prod){

	http.open('get', 'ajax_parametry.php?p1='+p1+'&prod='+prod+'&targetDiv='+targetDiv);

	/* Define a function to call once a response has been received. This will be our
		handleProductCategories function that we define below. */
		var obj = document.getElementById(targetDiv);
	http.onreadystatechange = function() {
		if(http.readyState == 4){ //Finished loading the response
			/* We have got the response from the server-side script,
				let's see just what it was. using the responseText property of
				the XMLHttpRequest object. */
			var response = http.responseText;
			/* And now we want to change the product_categories <div> content.
				we do this using an ability to get/change the content of a page element
				that we can find: innerHTML. */
			obj.innerHTML = response;
		}
	}
	/* Send the data. We use something other than null when we are sending using the POST
		method. */
	http.send(null);
}

/* Function called to handle the list that was returned from the internal_request.php file.. */