{
  "FieldLOV_Popup_InitializingSearch":{ 
    "table":"cust",
    "layout":"form",
    "onecolumn":true,
    "caption": "Basic Popup LOV - Initializing Popup Search Filters",
    "fields": [
      {"name": "cust_id", "caption": "Customer ID", "control": "label"},
      {"name": "cust_name", "caption": "Customer Name", "control": "textbox"},
      {"name": "cust_parent_id", "caption": "Parent Customer ID", "control": "textbox",
        "popuplov":{
          "target":"FieldLOV_Popup_Cust_LOV",
          "code_val":"cust_id",
          "popupstyle":"width:500px;",
          "onpopup":"_this.LOV_search(popupmodelid, parentmodelid, fieldid, onComplete);"
        }
      }
    ]
  }
}