original "multiple" but toggle selection mode

gistfile1.js

	_handleSelect: function(event, currentTarget){
		if (this.selectionMode != "multiple") {
			console.log("!multiple inherited return");
			return this.inherited(arguments);
		}

		var row = this.row(currentTarget),
			selected = this.selection[row.id];

		if (selected) {
			console.log(this.selection);
			console.log("selected return");
			return this.select(row, row, false);
		}
		console.log("inherited");
		this.inherited(arguments);
	},