$(function() {
	 
	 $('#product_category').change(function(){
	 
	  $.ajaxSetup ({  
				   contentType: "application/x-www-form-urlencoded;charset=ISO-8859-15",
      cache: false  
     }); 
;
	 var product_category = $('#product_category :selected').val();
	 
	 var loadUrl = 'get_product.php?product_category='+product_category;
	
		$("#product_type").load(loadUrl, function(){
			
			checkproducttype();
		});
		
	})








	 $('#product_type').change(function(){
	 checkproducttype();
	 });
	 
	 function checkproducttype(){
	  $.ajaxSetup ({  
		contentType: "application/x-www-form-urlencoded;charset=ISO-8859-15",
      cache: false  
     }); 

	 var product_type = $('#product_type :selected').val();
	 var amprobe = $('#product_category :selected').val();
	 //alert (amprobe);
	 var index = amprobe.indexOf('Amprobe');
	 //alert(index);
	 if(index>-1) //(amprobe === 'Amprobe') 
	 {
	 	//alert ('yweasits amprobe');
	 	var loadUrl = 'get_product.php?product_type=' + product_type + '&amprobe=1';
	 }
	 else {
	 	var loadUrl = 'get_product.php?product_type=' + product_type;
	 }
	
		$("#product").load(loadUrl, function(){
			
			checkproduct();
		});
		
	}
	 
	
  	 $('#product').change(function(){
	 	checkproduct();
	 });
	 
	  function checkproduct() {$.ajaxSetup ({  
	   contentType: "application/x-www-form-urlencoded;charset=ISO-8859-15",
      cache: false  
     }); 
	 var product = $('#product :selected').val();
	 
	 var product_data = 'get_product.php?product='+product;
	
	$("#product_description").load(product_data);

	}

})