//email-import-vcards
   function removeColumns() {
     var sheet = SpreadsheetApp.getActiveSheet();
     var data = sheet.getDataRange().getValues();
     var newData = [];
     for(i in data){
     var column1 = [data[i][0]];
     var column2 = [data[i][2]];
     var column3 = [data[i][14]];
     newData.push(column1.concat(column2,column3));
     }
     sheet.clearContents();
     sheet.getRange(1, 1, newData.length, newData[0].length).setValues(newData);
     removeRow();
     }
     
   function onOpen() {
     var ui = SpreadsheetApp.getUi();
     // Or DocumentApp or FormApp.
     ui.createMenu('Cleanup contacts')
         .addItem('Run this on imported vcard data only!', 'removeColumns')
         .addToUi();  
   }