if (iens6){
var crossparticipantObj=document.getElementById? document.getElementById("participantContent") : document.all.participantContent
var contentparticipantHeight=crossparticipantObj.offsetHeight
}
else if (ns4){
var crossparticipantObj=document.nsparticipantContainer.document.nsparticipantContent
var contentparticipantHeight=crossparticipantObj.clip.height
}

function moveparticipantDown(){
if (iens6&&parseInt(crossparticipantObj.style.top)>=(contentparticipantHeight*(-1)+100))
crossparticipantObj.style.top=parseInt(crossparticipantObj.style.top)-speed+"px"
else if (ns4&&crossparticipantObj.top>=(contentparticipantHeight*(-1)+100))
crossparticipantObj.top-=speed
movedownvar=setTimeout("moveparticipantDown()",20)
}

function moveparticipantUp(){
if (iens6&&parseInt(crossparticipantObj.style.top)<=0)
crossparticipantObj.style.top=parseInt(crossparticipantObj.style.top)+speed+"px"
else if (ns4&&crossparticipantObj.top<=0)
crossparticipantObj.top+=speed
moveupvar=setTimeout("moveparticipantUp()",20)

}

function getparticipantContent_height(){
if (iens6)
contentparticipantHeight=crossparticipantObj.offsetHeight
else if (ns4)
document.nsparticipantContainer.document.nsparticipantContent.visibility="show"
}
//window.onload=getparticipantContent_height