treeOtherLimit指的是treepanel
//向后台发请求
treeOtherLimit.loader.dataUrl = 'queryDpcResource';
setBaseParams(treeOtherLimit, m_acceptManager_city, m_acceptManager_province, niVal);
//重新加载数据
treeOtherLimit.root.reload();
//展开树的所有节点
treeOtherLimit.root.expand(true);
function setBaseParams(obj, city, province, niVal)
{
//向后台发请求所携带的参数
obj.loader.baseParams =
{
m_city : city,
m_province : province,
netType : niVal
};
}