var toolbox1 = {
  "kind": "categoryToolbox",
  "contents": [{
    "kind": "category",
    "name": "Move",
    "colour": "#4C97FF",
    "contents": [{
      "kind": "block",
      "type": "drive_forward"
    },
                 {
                   "kind": "block",
                   "type": "drive_backward"
                 },
                 {
                   "kind": "block",
                   "type": "turn_right"
                 },
                 {
                   "kind": "block",
                   "type": "turn_left"
                 },
                 {
                   "kind": "block",
                   "type": "stop_movement"
                 },
                 {
                   "kind": "block",
                   "type": "change_speed"
                 }
                ]
  },
               {
                 "kind": "category",
                 "name": "Time",
                 "colour": "#FFB347",
                 "contents": [{
                   "kind": "block",
                   "type": "wait_seconds1"
                 },
                              {
                                "kind": "block",
                                "type": "wait_seconds2"
                              },
                              {
                                "kind": "block",
                                "type": "wait_seconds3"
                              },
                              {
                                "kind": "block",
                                "type": "wait_seconds4"
                              }
                             ]
               },
               {
                 "kind": "category",
                 "name": "Sensors",
                 "colour": 270,
                 "contents": [{
                   "kind": "block",
                   "type": "my_custom_block"
                 }]
               },
               {
                 "kind": "category",
                 "name": "Logic",
                 "colour": "#57CC57",
                 "contents": [{
                   "kind": "block",
                   "type": "controls_if"
                 },
                              {
                                "kind": "block",
                                "type": "logic_compare"
                              },
                              {
                                "kind": "block",
                                "type": "logic_operation"
                              },
                              {
                                "kind": "block",
                                "type": "logic_boolean"
                              }
                             ]
               },
               {
                 "kind": "category",
                 "name": "Loops",
                 "colour": "#FFD600",
                 "contents": [{
                   "kind": "block",
                   "type": "controls_repeat_ext"
                 },
                              {
                                "kind": "block",
                                "type": "controls_repeat"
                              },
                              {
                                "kind": "block",
                                "type": "controls_for"
                              },
                              {
                                "kind": "block",
                                "type": "controls_forEach"
                              },
                              {
                                "kind": "block",
                                "type": "controls_whileUntil"
                              },{
                                "kind": "block",
                                "type": "controls_flow_statements"
                              }]
               }
               ,
               {
                 "kind": "category",
                 "name": "Math",
                 "colour": "#9966FF",
                 "contents": [{
                   "kind": "block",
                   "type": "math_number"
                 },
                              {
                                "kind": "block",
                                "type": "math_arithmetic"
                              },
                              {
                                "kind": "block",
                                "type": "math_random_int"
                              }
                             ]
               },
               {
                 "kind": "category",
                 "name": "Text",
                 "colour": "#FF8C1A",
                 "contents": [{
                   "kind": "block",
                   "type": "text"
                 },
                              {
                                "kind": "block",
                                "type": "text_print"
                              }
                             ]
               },
               {
                 "kind": "category",
                 "name": "Variables",
                 "colour": "#FF6680",
                 "custom": "VARIABLE",
                 "contents": []
               }
              ]
};