var Timer;

function ScrollDown()
{
  Timer = setInterval("document.getElementById('abouttext').scrollTop -= 2", 10);
}
function ScrollTop()
{
  Timer = setInterval("document.getElementById('abouttext').scrollTop += 2", 10);
}

//////////////////////////////////
	
	
var Timer2;

function ScrollDown2()
{
  Timer2 = setInterval("document.getElementById('generatorsthumb').scrollTop -= 2", 10);
}
function ScrollTop2()
{
  Timer2 = setInterval("document.getElementById('generatorsthumb').scrollTop += 2", 10);
}

//////////////////////////////////

var Timer3;

function ScrollDown3()
{
  Timer3 = setInterval("document.getElementById('parts').scrollTop -= 2", 10);
}
function ScrollTop3()
{
  Timer3 = setInterval("document.getElementById('parts').scrollTop += 2", 10);
}