$(function(){


	// add handler for selection of region
	$("#classificationSelector .classGroup").click(function(){
	
		var bChecked = this.checked;
		
		$("#chkClassifications_" + this.value + " input:checkbox").each(function(){
			this.checked = bChecked;
		});
	
	});
	
	// add handler for deselection of region when state is unselected and region is selected
	$(".classifications input:checkbox").click(function(){
	
		if (!this.checked)
		{
			var group = $(this).attr("id").split("_")[1];
			$("#chkClassGroup_" + group).attr("checked","");
		}
		
	});
	

});