// 加载Json文档
PostJson=function(json_post,path,outFun){
	exy_wait();
	var conn=new Ext.data.Connection({
	  	autoAbort:false,
		method:'POST',
		timeout:3000,
		url:path,
		extraParams:json_post
	  });
	conn.request({
	  	success:function(response){
			var json_data=eval('('+response.responseText+')');
			if(!json_data.success){
				exy_alert('提示',json_data.msg);
				return;
				}
			outFun(json_data.data);
		},
		failure:function(){
		exy_alert('提示','处理数据失败！');
		}
	  })
	};