function displayRSS(URI, displayElementId) {
	var xmlhttp = false;
	var mydiv = document.getElementById(displayElementId);

	if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp = new XMLHttpRequest();
	} else {// code for IE6, IE5
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}

	xmlhttp.open("GET", URI, true);
	var ptag = document.createElement("p");
	ptag.appendChild(document.createTextNode("讀取中..."));
	mydiv.appendChild(ptag);
	xmlhttp.onreadystatechange = function() {
		if (xmlhttp.readyState == 2) {
			// mydiv.appendChild(ptag);
		}
		if (xmlhttp.readyState == 4) {

			var xmlDoc = xmlhttp.responseXML;
			var items = xmlDoc;
			formatRSS(ptag, mydiv, items, xmlDoc);
			mydiv.removeChild(ptag);
		}
	}
	xmlhttp.send(null);
}
function formatRSS(ptag, mydiv, items, xmlDoc) {
	var items_count = items.getElementsByTagName('item').length;
	var ul = document.createElement("ul");

	var link = new Array();
	var title = new Array();

	if (items_count > 5) {
		items_count = 5;
	}

	for ( var i = 0; i < items_count; i++) {
		if (items.getElementsByTagName('item')[i].getElementsByTagName('link').length == 1)
			link[i] = items.getElementsByTagName('item')[i]
					.getElementsByTagName('link')[0];
		if (items.getElementsByTagName('item')[i].getElementsByTagName('title').length == 1)
			title[i] = items.getElementsByTagName('item')[i]
					.getElementsByTagName('title')[0];
	}

	for ( var i = 0; i < items_count; i++) {
		// var title_w = (title.length > 0) ? title[i].firstChild.nodeValue :
		// "<i>&nbsp;</i>";
		var title_w = (title[i] != null) ? title[i].firstChild.nodeValue
				: "&nbsp;";
		title_w = (title_w.length > 50) ? title_w.substring(0, 50) + "..."
				: title_w;
		var link_w = (link.length > 0) ? link[i].firstChild.nodeValue : "";
		var litag = document.createElement("li");
		var linktag = document.createElement("a");
		linktag.setAttribute("href", link_w);
		linktag.setAttribute("title", title_w + "(另開新視窗)");
		linktag.setAttribute("target", "_blank");
		linktag.appendChild(document.createTextNode(title_w));

		litag.appendChild(linktag);
		ul.appendChild(litag);
	}

	if (items_count == 0) {
		var litag = document.createElement("li");
		litag.appendChild(document.createTextNode("目前無最新消息"));
		ul.appendChild(litag);

		for ( var i = 0; i < 4; i++) {
			var litag = document.createElement("li");
			litag.innerHTML = "&nbsp;";
			ul.appendChild(litag);
		}
	} else if (items_count > 0 && items_count < 5) {
		for ( var i = 0; i < 5 - items_count; i++) {
			var litag = document.createElement("li");
			litag.innerHTML = "&nbsp;";
			ul.appendChild(litag);
		}
	}
	mydiv.appendChild(ul);
}


/**
 *	顯示委員影音網資料 
 */
function displayLgsMedia(URI, displayElementId) {
	var xmlhttp = false;
	var mydiv = document.getElementById(displayElementId);

	if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp = new XMLHttpRequest();
	} else {// code for IE6, IE5
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}

	xmlhttp.open("GET", URI, true);
	var ptag = document.createElement("p");
	ptag.appendChild(document.createTextNode("讀取中..."));
	mydiv.appendChild(ptag);

	xmlhttp.onreadystatechange = function() {
		if (xmlhttp.readyState == 2) {
			// mydiv.appendChild(ptag);
		}
		if (xmlhttp.readyState == 4) {
			var xmlDoc = xmlhttp.responseXML;
			var items = xmlDoc;
			formatLgsMedia(ptag, mydiv, items, xmlDoc);
			mydiv.removeChild(ptag);
			mydiv.innerHTML = mydiv.innerHTML;
		}
	}
	xmlhttp.send(null);
	
}
/**
 * 格式委員影音網資料
 */
function formatLgsMedia(ptag, mydiv, items, xmlDoc) {
	var items_count = items.getElementsByTagName("item").length;
	var table = document.createElement("table");
		table.setAttribute("width", "100%");
		table.setAttribute("align", "center");
		table.setAttribute("cellpadding", "0");
		table.setAttribute("cellspacing", "3");
		
	var tr = document.createElement("tr");

	for(var i = 0; i<items_count ; i++){
		var currentItem = items.getElementsByTagName("item")[i];

		var date = currentItem.getElementsByTagName("date")[0].firstChild.nodeValue;
		var subject = currentItem.getElementsByTagName("subject")[0].firstChild.nodeValue;

			subject = subject.replace(/\&nbsp;/g," ")
							 .replace(/\&lt;/g,"<")
							 .replace(/\&gt;/g,">");

			
		var legislator = currentItem.getElementsByTagName("legislator")[0].firstChild.nodeValue;
		
		var td = document.createElement("td");
			td.setAttribute("valign","top");
			td.setAttribute("width","20%");
		
		
		var img = document.createElement("img");
			img.setAttribute("src", currentItem.getElementsByTagName("image")[0].firstChild.nodeValue);
			img.setAttribute("alt", subject);
			img.setAttribute("width","121");
			img.setAttribute("height","75");
			td.appendChild(img);
			td.appendChild(document.createElement("br"));
		
		var a = document.createElement("a");
			a.setAttribute("href", "http://media.ly.gov.tw/lyp01.jsp?id="+currentItem.getElementsByTagName("id")[0].firstChild.nodeValue);
			a.setAttribute("target","_blank");
			a.setAttribute("title", legislator+" 委員 "+date+subject+"(video)");
		
		a.appendChild(document.createTextNode(legislator +" 委員" ));
		a.appendChild(document.createElement("br"));
		a.appendChild(document.createTextNode(date));
		a.appendChild(document.createElement("br"));
		a.appendChild(document.createTextNode(subject.length > 20 ? subject.substring(0,20)+"...": subject));
		td.appendChild(a);
		
		tr.appendChild(td);
	}
	
	//不足5筆資料則補滿TD
	if(items_count>0 && items_count<5){
		for(var i =0 ;i<5-items_count;i++){
			var td = document.createElement("td");
				td.setAttribute("width", "20%");
			td.innerHTML = "&nbsp;";
			tr.appendChild(td);
		}
	}
	
	//無最新資料
	if(items_count == 0){
		var td = document.createElement("td");
		td.setAttribute("colspan","5");
		td.innerHTML = "目前無最新資料";
		tr.appendChild(td);
	}
	
	
	table.appendChild(tr);
	mydiv.appendChild(table);
	
	/*
	var items_count = items.getElementsByTagName('item').length;
	var ul = document.createElement("ul");

	var link = new Array();
	var title = new Array();

	if (items_count > 5) {
		items_count = 5;
	}

	for ( var i = 0; i < items_count; i++) {
		if (items.getElementsByTagName('item')[i].getElementsByTagName('link').length == 1)
			link[i] = items.getElementsByTagName('item')[i]
					.getElementsByTagName('link')[0];
		if (items.getElementsByTagName('item')[i].getElementsByTagName('title').length == 1)
			title[i] = items.getElementsByTagName('item')[i]
					.getElementsByTagName('title')[0];
	}

	for ( var i = 0; i < items_count; i++) {
		// var title_w = (title.length > 0) ? title[i].firstChild.nodeValue :
		// "<i>&nbsp;</i>";
		var title_w = (title[i] != null) ? title[i].firstChild.nodeValue
				: "&nbsp;";
		title_w = (title_w.length > 50) ? title_w.substring(0, 50) + "..."
				: title_w;
		var link_w = (link.length > 0) ? link[i].firstChild.nodeValue : "";
		var litag = document.createElement("li");
		var linktag = document.createElement("a");
		linktag.setAttribute("href", link_w);
		linktag.setAttribute("title", title_w + "(另開新視窗)");
		linktag.setAttribute("target", "_blank");
		linktag.appendChild(document.createTextNode(title_w));

		litag.appendChild(linktag);
		ul.appendChild(litag);
	}

	if (items_count == 0) {
		var litag = document.createElement("li");
		litag.appendChild(document.createTextNode("目前無最新消息"));
		ul.appendChild(litag);

		for ( var i = 0; i < 4; i++) {
			var litag = document.createElement("li");
			litag.innerHTML = "&nbsp;";
			ul.appendChild(litag);
		}
	} else if (items_count > 0 && items_count < 5) {
		for ( var i = 0; i < 5 - items_count; i++) {
			var litag = document.createElement("li");
			litag.innerHTML = "&nbsp;";
			ul.appendChild(litag);
		}
	}
	mydiv.appendChild(ul);
	*/
}