How to clear the AutoComplete in rich:calender Richfaces for Mozilla

[siva prasa]

How to clear the auto complete by javascript or java code by run time,Any idea?

<rich:calendar id="searchingDateFromField"
value="#{transactionListBean.tnx_StartDate_Search}"
locale="en/US" popup="true" datePattern="dd/MM/yyyy"
showApplyButton="false" cellWidth="24px" inputSize="11"
cellHeight="22px" style="width:200px" enableManualInput="true"/>

I have go through the site but it is Manually,i like to do by run time using a4j:support or some other ways.How to fix this.

http://michaeljaylissner.com/blog/rid-thyself-of-autocomplete-in-firefox