var t;
var doLoop = true;
function scrollDivToTop(){

var div = document.getElementById('scroll_text');
if (div.scrollTop>0  && doLoop){
div.scrollTop-=1; //scroll 1 pixel up
t = setTimeout('scrollDivToTop()', 1);
}
else clearTimeout(t);
}

function scrollDivToBottom(){

var div = document.getElementById('scroll_text');
if (div.scrollTop<10000000000 && doLoop){
div.scrollTop+=1; //scroll 1 pixel up
t = setTimeout('scrollDivToBottom()', 1);
}
else clearTimeout(t);
}

function stop()
{
	doLoop = false;
	setTimeout('doLoop = true;', 10);
}



var t2;
var doLoop2 = true;
function scrollDivToTop2(){

var div2 = document.getElementById('scroll_text2');
if (div2.scrollTop>0  && doLoop2){
div2.scrollTop-=1; //scroll 1 pixel up
t2 = setTimeout('scrollDivToTop2()', 1);
}
else clearTimeout(t2);
}

function scrollDivToBottom2(){

var div2 = document.getElementById('scroll_text2');
if (div2.scrollTop<10000000000 && doLoop2){
div2.scrollTop+=1; //scroll 1 pixel up
t2 = setTimeout('scrollDivToBottom2()', 1);
}
else clearTimeout(t2);
}

function stop2()
{
	doLoop2 = false;
	setTimeout('doLoop2 = true;', 10);
}


var t3;
var doLoop3 = true;
function scrollDivToTop3(){

var div3 = document.getElementById('scroll_text3');
if (div3.scrollTop>0  && doLoop3){
div3.scrollTop-=1; //scroll 1 pixel up
t3 = setTimeout('scrollDivToTop3()', 1);
}
else clearTimeout(t3);
}

function scrollDivToBottom3(){

var div3 = document.getElementById('scroll_text3');
if (div3.scrollTop<10000000000 && doLoop3){
div3.scrollTop+=1; //scroll 1 pixel up
t3 = setTimeout('scrollDivToBottom3()', 1);
}
else clearTimeout(t3);
}

function stop3()
{
	doLoop3 = false;
	setTimeout('doLoop3 = true;', 10);
}

var t4;
var doLoop4 = true;
function scrollDivToTop4(){

var div4 = document.getElementById('scroll_text4');
if (div4.scrollTop>0  && doLoop4){
div4.scrollTop-=1; //scroll 1 pixel up
t4 = setTimeout('scrollDivToTop4()', 1);
}
else clearTimeout(t4);
}

function scrollDivToBottom4(){

var div4 = document.getElementById('scroll_text4');
if (div4.scrollTop<10000000000 && doLoop4){
div4.scrollTop+=1; //scroll 1 pixel up
t4 = setTimeout('scrollDivToBottom4()', 1);
}
else clearTimeout(t4);
}

function stop4()
{
	doLoop4 = false;
	setTimeout('doLoop4 = true;', 10);
}