# File lib/AWS/EC2/instances.rb, line 126
126:       def start_instances( options = {} )
127:         options = { :instance_id => [] }.merge(options)
128:         raise ArgumentError, "No :instance_id provided" if options[:instance_id].nil? || options[:instance_id].empty?
129:         params = {}
130:         params.merge!(pathlist("InstanceId", options[:instance_id]))
131:         return response_generator(:action => "StartInstances", :params => params)
132:       end