// JavaScript Document
//轮换
var currentIEBrowser = navigator.appName.indexOf("Microsoft") != -1;
var currentL=1;
var first=true;
function switchContent() {
	
    if(currentL >=4) currentL=1;
     if(first) currentL++;
    jumpHeadline(currentL++);
    
}
function jumpHeadline(c) {
    first=false;
	if(c < 1 || c >= 4) return;
	if(currentIEBrowser)
	{
		headlineLayer.filters[0].apply();
		headlineLayer.innerHTML = "<TABLE width='219' border='0' cellspacing='0' cellpadding='0' align='center'>"+document.getElementById('headline'+c).innerHTML+"</TABLE>";
		headlineLayer.filters[0].play();
	}else
	{
		
	    document.getElementById('headlineLayer').innerHTML = "<TABLE width='219' border='0' cellspacing='0' cellpadding='0' align='center'>"+document.getElementById('headline'+c).innerHTML+"</TABLE>";
	}
	
}	

setInterval("switchContent()",15000);