function validateAdd() {
	
	if (mainform.date.value == '') {
		alert('Date is a required field. Please try again.');
		event.returnValue=false;
	}
	else{
		if (mainform.title.value == '') {
			alert('Title is a required field. Please try again.');
			event.returnValue=false;
		}
		else{
			if (mainform.userfile.value == '') {
				alert('File is a required field. Please try again.');
				event.returnValue=false;
			}			
		}
	}
	
}

function validateAddImage() {
	
	if (mainform.caption.value == '') {
		alert('Caption is a required field. Please try again.');
		event.returnValue=false;
	}
	else{
		
			if (mainform.userfile.value == '') {
				alert('File is a required field. Please try again.');
				event.returnValue=false;
			}			
		
	}
	
}

function validateAddUser() {
	
	if (mainform.usr.value == '') {
		alert('Username is a required field. Please try again.');
		event.returnValue=false;
	}
	else{
		if (mainform.pwd.value == '') {
		alert('Password is a required field. Please try again.');
		event.returnValue=false;
		}
		else{
			if (mainform.pwd.value != mainform.pwd_conf.value) {
				alert('The password and confirmation dont match.  Please try again');
				event.returnValue=false;
			}			
		}
		
	}
	
}

function validateChangePwd() {
	
	
		if (mainform.pwd.value == '') {
		alert('Password is a required field. Please try again.');
		event.returnValue=false;
		}
		else{
			if (mainform.pwd.value != mainform.pwd_conf.value) {
				alert('The password and confirmation dont match.  Please try again');
				event.returnValue=false;
			}			
		}
		
	
	
}



function confirmDelete(whichDoc){
	question = confirm("Are you sure you want to delete this document?");
	if (question !="0"){
		top.location = "admin_documents.php?action=delete&id=" + whichDoc;
	}
}

function confirmDeleteImage(whichImg){
	question = confirm("Are you sure you want to delete this image?");
	if (question !="0"){
		top.location = "admin_gallery.php?action=delete&id=" + whichImg;
	}
}

function confirmDeleteSidebar(whichImg){
	question = confirm("Are you sure you want to delete this image?");
	if (question !="0"){
		top.location = "admin_sidebar.php?action=delete&id=" + whichImg;
	}
}

function confirmDeleteUser(whichImg){
	if(whichImg == 1){
		alert("The admin user can't be deleted!");
	}
	else{
		question = confirm("Are you sure you want to delete this user?");
		if (question !="0"){
			top.location = "admin_users.php?action=delete&id=" + whichImg;
		}
	}
}