var timer;

bg = new Image();
bg.src = "images/gsi_bg2.jpg";

function moveDown()
{
	var box = document.getElementById("text1_inner");
	box.scrollTop += 2;
	timer = setTimeout("moveDown()", 10);
}

function moveUp()
{
	var box = document.getElementById("text1_inner");
	box.scrollTop -= 2;
	timer = setTimeout("moveUp()", 10);
}

function stopMovement()
{
	clearTimeout(timer);
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		gsi_nav_01_Quote_over = newImage("../images/gsi_nav_01-Quote_over.jpg");
		gsi_nav_01_Resources_over = newImage("../images/gsi_nav_01-Resources_over.jpg");
		gsi_nav_01_Offers_over = newImage("../images/gsi_nav_01-Offers_over.jpg");
		gsi_nav_01_Contact_over = newImage("../images/gsi_nav_01-Contact_over.jpg");
		gsi_nav_01_Home_over = newImage("../images/gsi_nav_01-Home_over.jpg");
		gsi_nav_01_Services_over = newImage("../images/gsi_nav_01-Services_over.jpg");
		gsi_nav_01_Samples_over = newImage("../images/gsi_nav_01-Samples_over.jpg");
		gsi_nav_01_About_over = newImage("../images/gsi_nav_01-About_over.jpg");
		preloadFlag = true;
	}
}