rem: this._removeItemClass(dojo.byId(i), "Selected"); 
add: var node = dojo.byId(i); if(node){ this._removeItemClass(node, "Selected"); } 
context: 	_removeSelection: function(){		// summary: unselects all items		var empty = {};		for(var i in this.selection){			if(!(i in empty)){				this._removeItemClass(dojo.byId(i), "Selected");			}		}		this.selection = {};		return this;	// self	},
meta: 4497	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4497/5dab8e77aa0fbbea4c733c47da03ec6bdbd2c75d/selector.js/clean/dnd/selector.js