function checkAddManufacturer(frm){
	if(frm.elements["manufacturer_name"].value == ""){
		alert("Please enter new manufacturer name!");
		frm.elements["manufacturer_name"].focus();
		return false;
	}
	if(frm.elements["manufacturer_code"].value == ""){
		alert("Please enter new manufacturer id!");
		frm.elements["manufacturer_code"].focus();
		return false;
	}
	return true;
}

function checkUpdateManufacturers(frm){
	var rex_name= /^manufacturer\_name\[([0-9]{1,10})\]$/;
	var rex_code= /^manufacturer\_code\[([0-9]{1,10})\]$/;
	
	for(i=0; i<frm.elements.length; i++){
		if(rex_name.test(frm.elements[i].name) && frm.elements[i].value == ""){
			alert("Please enter new manufacturer name!");
			frm.elements[i].focus();
			return false;
		}
		if(rex_code.test(frm.elements[i].name) && frm.elements[i].value == ""){
			alert("Please enter new manufacturer code!");
			frm.elements[i].focus();
			return false;
		}
	}
	return true;
}

function confirmDeleteManufacturer(manufacturer_id){
	if(confirm("Do you really want to remove this manufacturer?")){
		document.location = "admin.php?p=manufacturers&action=manufacturer_delete&manufacturer_id=" + manufacturer_id;
	}
}

function confirmDeleteManufacturerImage(manufacturer_id){
	if(confirm("Do you really want to remove this manufacturer's logo?")){
		document.location = "admin.php?p=manufacturers&action=manufacturer_delete_image&manufacturer_id=" + manufacturer_id;
	}
}