// JSscroll File
var ourInterval;
//var origColor = "";
//var overColor = "";
var scrollSpeed = 50;
var scrollHeight = 5;
var scrollWidth = 5;

function scrollStart(direction, divID, elementID)
{
     //CHANGE THE BACKGROUND COLOR OF THE TD THE MOUSE IS OVER
//      document.getElementById(elementID).style.backgroundColor = overColor;
     // REPEATED CALL EITHER scrollUp OR scrollDown
     ourInterval = setInterval("scroll"+direction+"('"+divID+"')", scrollSpeed);
}

function scrollEnd(which)
{
     // OUR MOUSE IS OUT, SO RETURN TD TO ORIGINAL COLOR
//      document.getElementById(which).style.backgroundColor = origColor;
     // STOP CALLING THE SCROLL FUNCTION
     clearInterval(ourInterval);
}

function scrollUp(which)
{
     // SET THE SCROLL TOP
     document.getElementById(which).scrollTop = document.getElementById(which).scrollTop - scrollHeight;
}

function scrollDown(which)
{
     // SET THE SCROLL TOP
     document.getElementById(which).scrollTop = document.getElementById(which).scrollTop + scrollHeight;
}

function scrollRight(which)
{
    // SET THE SCROLL LENGTH
    document.getElementById(which).scrollLeft = document.getElementById(which).scrollLeft + scrollWidth;
}

function scrollLeft(which)
{
    // SET THE SCROLL LENGTH
    document.getElementById(which).scrollLeft = document.getElementById(which).scrollLeft - scrollWidth;
}