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)
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()

}