var curcontentindex=0
var messages=new Array()

function getElementByClass_dynamic(classname){
	var inc=0
	var alltags=document.all? document.all : document.getElementsByTagName("*")
	for (i=0; i<alltags.length; i++){
		if (alltags[i].className==classname)
		messages[inc++]=alltags[i]
		}
	}

function rotatecontent(){
	curcontentindex=(curcontentindex<messages.length-1)? curcontentindex+1 : 0
	prevcontentindex=(curcontentindex==0)? messages.length-1 : curcontentindex-1
	messages[prevcontentindex].style.display="none" //hide previous message
	messages[curcontentindex].style.display="block" //show current message
	}

function startRotateContent(){
	if (document.all || document.getElementById){
		getElementByClass_dynamic("dyncontent")
		setInterval("rotatecontent()", 5000)
		}
	}

if (window.addEventListener) { window.addEventListener("load", startRotateContent, false) }
else if (window.attachEvent) { window.attachEvent("onload", startRotateContent) }