anchor.diff:            .field.column(ng-class="{ 'error': !restEndpointInputValid }")
               label SPARQL graph store protocol endpoint
               input(type='text', ng-model='restEndpointInput',ng-blur='restEndpoint = restEndpointInputValid ? restEndpointInput : restEndpoint')
  -          .field.column(ng-class="{ 'error': !sparqlEndpointInputValid }")        
  +          .field.column(ng-class="{ 'error': !sparqlEndpointInputValid }")
               label SPARQL query endpoint
               input(type='text', ng-model='sparqlEndpointInput',ng-blur='sparqlEndpoint = sparqlEndpointInputValid ? sparqlEndpointInput : sparqlEndpoint')
  -          .field.column(ng-class="{ 'error': !sparulEndpointInputValid }")        
  +          .field.column(ng-class="{ 'error': !sparulEndpointInputValid }")
               label SPARQL update endpoint
               input(type='text', ng-model='sparulEndpointInput',ng-blur='sparulEndpoint = sparulEndpointInputValid ? sparulEndpointInput : sparulEndpoint')
  -      button.tiny.ui.button(ng-click='showConfiguration=!showConfiguration') Configure queries
  +        i.icon.info(ng-mouseenter="showInfo=true",ng-mouseleave="showInfo=false")
  +        span(ng-show="showInfo") If your endpoint isn't working, it may not be setting appropriate CORS headers. If so, you can try it with 'http://ldf.fi/corsproxy/'' prepended (e.g. http://ldf.fi/corsproxy/dbpedia.org/sparql)
  +      div(style="margin-top:1em")
  +        button.tiny.ui.button(ng-click='showConfiguration=!showConfiguration') Configure queries
         .ui.segment(ng-show="showConfiguration")
           .ui.header Configure SPARQL queries
           .content(style='max-height:100%;overflow:scroll;display:block;')
  
positive.code:   img(style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png")
  .ui.page.grid
    .column
      h1.ui.header.center.aligned Snapper Turtle Editor 
      .ui.segment
        .ui.floating.error.message.fade.transition(ng-show="showError",ng-click="showError=false")
          i.close.icon
          .header {{errorSource}} returned error {{errorStatus}}:
          |{{errorMessage}}
          br 
          |for request:
          br
          |{{errorRequest}}
  
negative.code:               .item(ng-repeat="command in commands") {{command.key}}: {{command.command}}
          .field
            label Editor
            div(ui-codemirror='{ onLoad : codemirrorLoaded }', ui-codemirror-opts='editorOptions', ng-model='data')
          .field
            label Graph IRI
            input(type='text', list='graphIRIs', ng-model='graphIRIInput',style='width:20em')
  