简单树组织数据格式化为标准树组织数据

[
	{id:"0",pid:"-1",name:"name0"}, 
	{id:"01",pid:"0",name:"name01"}, 
	{id:"02",pid:"0",name:"name02"},
	{id:"011",pid:"01",name:"name011"},
	...
]

[
	{id:"0",pid:"-1",name:"name0",children:[
		{id:"01",pid:"0",name:"name01",children:[
			{id:"011",pid:"01",name:"name011"},
			...
		]}, 
		{id:"02",pid:"0",name:"name02"},
		...
	]},
	...
]

        _transform2NormalData:function (sNodes){
            var scope = this;
            var i,l;
            var key = scope.data.simpleData.idKey,//"id"
                parentKey=scope.data.simpleData.pIdKey,//"pid"
                childKey=scope.data.childKey;//"children"
            if (!key || key=="" || !sNodes) return [];
            if (sNodes.length>0) {
                var r = [];
                var tmpMap = [];
                for (i=0, l=sNodes.length; i<l; i++) {
                    tmpMap[sNodes[i][key]] = sNodes[i];
                }
                for (i=0, l=sNodes.length; i<l; i++) {
                    if (tmpMap[sNodes[i][parentKey]] && sNodes[i][key] != sNodes[i][parentKey]) {
                        if (!tmpMap[sNodes[i][parentKey]][childKey])
                            tmpMap[sNodes[i][parentKey]][childKey] = [];
                        tmpMap[sNodes[i][parentKey]][childKey].push(sNodes[i]);
                    }
                    else {
                        r.push(sNodes[i]);
                    }
                }
                return r;
            }
            else {
                return [sNodes];
            }
        }