// JavaScript Document
var SPEED = 3;

function ScrollDown(ELEM){
    if(typeof ELEM == 'string')
        ELEM = document.getElementById(ELEM);

    if(ELEM)
        ELEM.scrolling = setInterval(function(){document.getElementById('scroll').scrollTop+=SPEED;}, 20);
}

function ScrollUp(ELEM){
    if(typeof ELEM == 'string')
        ELEM = document.getElementById(ELEM);

    if(ELEM)
        ELEM.scrolling = setInterval(function(){document.getElementById('scroll').scrollTop-=SPEED;}, 20);
}

function StopScroll(ELEM){
    if(typeof ELEM == 'string')
        ELEM = document.getElementById(ELEM);

    if(ELEM)
        clearInterval(ELEM.scrolling);


}


function hide(ELEM)
{
	if(typeof ELEM == 'string')
        ELEM = document.getElementById(ELEM);

    if(ELEM)
		ELEM.className="hide";
}
function show(ELEM)
{
	if(typeof ELEM == 'string')
        ELEM = document.getElementById(ELEM);

    if(ELEM)
		ELEM.className="hidden";
}