keydown.js

searchField: SC.TextFieldView.design({
        layout: { centerY: 0, height: 24, right: 120, width: 200 },
        controlSize: SC.LARGE_CONTROL_SIZE,
        fontWeight: SC.BOLD_WEIGHT,
        hint:   'type your search here',
		valueBinding: 'TwSprout.pubmedController.searchTerm',
		target: "TwSprout.pubmedController",
		action: "newSearch",
		keyDown: function(evt) {
			sc_super(); // necessary to guarantee regular handling of keyDown events, 
						// want to avoid that this overwrite messes everything up
			if (evt.charCode === 13) {
				// trigger the search after we've seen an "enter", seems to have hickups in FF
					TwSprout.pubmedController.searchPubmed(); 
			        return YES;
			      } else {
			        return NO;
			      }
		}
      }),