/* 
	Copyright (c) 2002-2003 Macromedia, Inc. 
	support category topic select
	Language: JavaScript 1.2
	
	Description: 
		Shows and hides topic listings in DIVS based on
		category selected
	
	$Revision: 1.1 $
	
*/

function categorySelected() {
	
	// create variable to hold value of category select value
	if (document.supportTopic) {
		var categoryGroup = document.supportTopic.category.value;

		// if categoryGroup isn't empty
		if (categoryGroup != "") {		
		
				// hide all other topic listings
				showHideAll('show','hide');
				
				// show topic listing of category selected 
				changeClass(categoryGroup,'show');
				
		} else {
			// if category is empty, hide all topic groups
			showHideAll('show','hide');
		}
	}
	else {
		return false
	}
}