/**
 * @author Matthew.Ma
 */

function onSubregionChange(e){
	this.form.submit();
}

function initSubregionEvents(){
	var subregionDD = $D.getElementsByClassName('subRegionPicker');
	if (subregionDD.length) {
		$E.addListener(subregionDD, "change", onSubregionChange);
	}
}
//run the init function
YAHOO.util.Event.addListener(window, "load", initSubregionEvents);