//Scrolling div code
//curtesy of dsgdev - with thanks

var ourInterval;
//var origColor = "#F3F9F1";
//var overColor = "#36FF00";
var scrollSpeed = 50;
var scrollHeight = 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;
}



//Functions for showing current or previous work

function showCurrentWork() {
	document.getElementById('previousWork').style.display = 'none';
	document.getElementById('currentWork').style.display = 'block';
}

function showPreviousWork() {
	document.getElementById('currentWork').style.display = 'none';
	document.getElementById('previousWork').style.display = 'block';
}