bool ListInsertHead(Node *pNode)
{
	pNode->next=m_pList->next;
	m_pList->next=pNode;
	if(m_pList-next==pNode)
	{
		return true;
	}
	else
	{
        return false;	
	}
}

bool ListInsertTail(Node *pNode)
{
	Node *currentNode=m_pList;
	while(currentNode->next!=NULL)
	{
		currentNode=currentNode->next;
	}
	currentNode->next=pNode;
	pNode->next=NULL;
	if(currentNode->next==pNode)
	{
		return true;
	}
	else
	{
        return false;	
	}
}