//
function getItems(category,categoryName){
		// uri for the aspx file
		var uri = "getXmlFeed.aspx";
		var dataString = "category=" + category;
		// show loading image
		document.getElementById("item_sec").innerHTML = '<img src="images/loader.gif" style="margin-top: 30px" />';
		
		// change selected category label	
		document.getElementById("selected_visible_category").innerHTML = categoryName;
		RenderFeedItems.postFormData(uri, dataString);
	}

//
function getUri(category){
		// identifying which rss to read
		if(category=="dailyNews"){
			// feed location for daily news
			return "http://blogs.technet.com/technet_flash_feed/rss.xml";
		}else if(category=="videos"){
			// feed location for videos
			return "http://www.microsoft.com/feeds/technet/en-us/how-to-videos/TechNet_How-to_Videos.xml";
		}else if(category=="podcast"){
			// feed location for podcasts
			return "http://www.microsoft.com/seminar/en/BMO-PODCAST/TechNet_IT_Manager_MP3.xml?wt.svl=rss";
		}else if(category=="magazine"){
			// feed location for magazines
			return "http://technet.microsoft.com/en-us/magazine/rss/default.aspx?z=z&Tips=1";
		}else if(category=="upComingWebcasts"){
			// feed location for upcoming webcasts
			return "http://www.microsoft.com/communities/rss.aspx?&Title=Upcoming+TechNet+Webcasts&NumberOfItems=100&Params=%7eCMTYDataSvcParams%5e%0a%7earg+Name%3d'startDate'+Value%3d'Now-0'%2f%5e%0a%7earg+Name%3d'endDate'+Value%3d'Now%2b45'%2f%5e%0a%7earg+Name%3d'lang'+Value%3d'en'%2f%5e%0a%7earg+Name%3d'cr'+Value%3d'US'%2f%5e%0a%7earg+Name%3d'EventType'+Value%3d'LiveWebcast'%2f%5e%0a%7earg+Name%3d'providerID'+Value%3d'A6B43178-497C-4225-BA42-DF595171F04C'+String%3d'WWE'%2f%5e%0a%7earg+Name%3d'QueryAttribute'+Value%3d'title'%2f%5e%0a%7earg+Name%3d'QueryValue'+Value%3d'TechNet+Webcast'%2f%5e%0a%7earg+Name%3d'QueryAttribute'+Value%3d'audience'%2f%5e%0a%7earg+Name%3d'QueryValue'+Value%3d'f9d20670-fa9a-45b8-a017-ba71db81a534'+String%3d'IT+professionals'%2f%5e%0a%7e%2fCMTYDataSvcParams%5e&CMTYSvcSource=MSCOMMedia&RSS=10&RssTitle=TechNet%3a+Upcoming+Live+Webcasts";
		}else if(category=="onDemandWebcasts"){
			// feed location for on demand webcasts
			return "http://www.microsoft.com/communities/rss.aspx?&Title=On-Demand+TechNet+Webcasts&NumberOfItems=100&Params=%7eCMTYDataSvcParams%5e%0a%7earg+Name%3d'startDate'+Value%3d'Now-90'%2f%5e%0a%7earg+Name%3d'endDate'+Value%3d'Now%2b30'%2f%5e%0a%7earg+Name%3d'lang'+Value%3d'en'%2f%5e%0a%7earg+Name%3d'cr'+Value%3d'US'%2f%5e%0a%7earg+Name%3d'EventType'+Value%3d'OnDemandWebcast'%2f%5e%0a%7earg+Name%3d'providerID'+Value%3d'A6B43178-497C-4225-BA42-DF595171F04C'+String%3d'WWE'%2f%5e%0a%7earg+Name%3d'QueryAttribute'+Value%3d'title'%2f%5e%0a%7earg+Name%3d'QueryValue'+Value%3d'TechNet+Webcast'%2f%5e%0a%7earg+Name%3d'QueryAttribute'+Value%3d'audience'%2f%5e%0a%7earg+Name%3d'QueryValue'+Value%3d'f9d20670-fa9a-45b8-a017-ba71db81a534'+String%3d'IT+professionals'%2f%5e%0a%7e%2fCMTYDataSvcParams%5e&CMTYSvcSource=MSCOMMedia&RSS=10&RssTitle=TechNet%3a+On-Demand+Webcasts&wt.svl=rss";
		}
	}
//
function minimizeContentBox(itemIndex){
		// create maxMin icon 
		var maxMinIcon = '<img src="images/plus_sign.gif" width="11" height="11" onClick="maximizeContentBox(' + itemIndex + ')"/>';
		// change minus sign to plus
		document.getElementById("maxMin" + itemIndex).innerHTML = maxMinIcon;
		// hide item detail box
		document.getElementById("item_details" + itemIndex).style.display = "none";
	}

//	
function maximizeContentBox(itemIndex){
		// create maxMin icon 
		var maxMinIcon ='<img src="images/minus_sign.gif" width="11" height="11" onClick="minimizeContentBox(' + itemIndex + ')"/>';
		// change plus sign to minus
		document.getElementById("maxMin" + itemIndex).innerHTML = maxMinIcon;
		// show item detail box
		document.getElementById("item_details" + itemIndex).style.display = "block";
	}
	
// dropdown mwnu
<!--
var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;

// open hidden layer
function mopen(id){	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';
}

// close showed layer
function mclose(){
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime(){
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime(){
	if(closetimer){
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = mclose; 
// -->