components/blockly-src/core/flyout.js
function(e) {
    var blocks = this.workspace_.getTopBlocks(false);
    for (var i = 0, block; block = blocks[i]; i++) {
      block.removeSelect();
    }
  }
function(e) {
    var blocks = this.workspace_.getTopBlocks(false);
    for (var i = 0, block; block = blocks[i]; i++) {
      block.removeSelect();
    }
  }
function ( e ) { var blocks = this . workspace_ . getTopBlocks ( false ) ; for ( var i = 0 , block ; block = blocks [ i ] ; i ++ ) { block . removeSelect ( ) ; } }
IE 11 is an incompetant browser that fails to fire mouseout events. When the mouse is over the background, deselect all blocks.
IE 11 is an incompetant browser that fails to fire mouseout events . When the mouse is over the background deselect all blocks .