function AddMaterial(){
	
	CheckMaterials();
	
	$("type").value = "addMaterial";
		
	new Ajax.Request(WEB_ROOT+'/ajax/productos-materiales.php',{
		method:'post',
		parameters: $('frmAgregarProducto').serialize(),
		onLoading: function(){				
			$("materiales").innerHTML = LOADER;
		},
		onSuccess: function(transport){																
			var response = transport.responseText || "no response text";				
			var splitResponse = response.split("[#]");

			$("materiales").innerHTML = '';
			
			if(splitResponse[0] == "ok"){
				$("materiales").innerHTML = splitResponse[1];				
			}				
			
		},
		onFailure: function(){ alert('Something went wrong...') }
	});
	
}

function DeleteMaterial(k){
	
	$("type").value = "deleteMaterial";
	$("k").value = k;
	
	new Ajax.Request(WEB_ROOT+'/ajax/productos-materiales.php',{
		method:'post',
		parameters: $('frmAgregarProducto').serialize(),
		onLoading: function(){				
			$("materiales").innerHTML = LOADER;
		},
		onSuccess: function(transport){																
			var response = transport.responseText || "no response text";				
			var splitResponse = response.split("[#]");

			$("materiales").innerHTML = '';
			
			if(splitResponse[0] == "ok"){
				$("materiales").innerHTML = splitResponse[1];
			}				
			
		},
		onFailure: function(){ alert('Something went wrong...') }
	});
	
}