function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart > opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
}

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
} 

function shiftOpacity(id, millisec,openw) {
    //if an element is invisible, make it visible, else make it ivisible
    if(openw) {
        opacity(id, 0, 100, millisec);
    } else {
        opacity(id, 100, 0, millisec);
    }
} 

var tickspeed=8000 //ticker speed in miliseconds (2000=2 seconds)
var fadespeed=1000
var enablesubject=1 //enable scroller subject? Set to 0 to hide

if (document.getElementById){
document.write('<style type="text/css">\n')
document.write('.dropcontent{display:none;}\n')
document.write('</style>\n')
}

var selectedDiv=0
var totalDivs=0

function contractall(){
var inc=0
while (document.getElementById("dropmsg"+inc)){

		 document.getElementById("dropmsg"+inc).style.display="none"
inc++
}
}


function expandone(){
var selectedDivObj=document.getElementById("dropmsg"+selectedDiv)
document.getElementById("dropcontentsubject").innerHTML=selectedDivObj.getAttribute("subject")
shiftOpacity("dropmsg"+selectedDiv, fadespeed,true)
setTimeout('shiftOpacity("dropmsg'+selectedDiv+'", 1000,false)',tickspeed-fadespeed+100);

contractall();
selectedDivObj.style.display="block"
selectedDiv=(selectedDiv<totalDivs-1)? selectedDiv+1 : 0
setTimeout("expandone()",tickspeed)


}

function startscroller(){

while (document.getElementById("dropmsg"+totalDivs)!=null)
totalDivs++
expandone()
if (!enablesubject)
document.getElementById("dropcontentsubject").style.display="none"
changeOpac(0, "dropmsg"+selectedDiv);
}

if (window.addEventListener)
window.addEventListener("load", startscroller, false)
else if (window.attachEvent)
window.attachEvent("onload", startscroller)