function randBG() {
	var now = new Date();
	var number = now.getSeconds() % BGs.length;
	document.getElementById('sample').style.background = 'url('+ BGs[number] + ') no-repeat center';
    document.getElementById('sample').innerHTML  = " ";
	document.getElementById('sample').style.height = height[number]+'px';
}


var previousDiv = null;
function showTab(theDiv) {
	//get text from div on this page so search engines are better done
	//then whack it into the iframe
	docObj = document.getElementById('frameprod');
	view = 'frameprod';
	prevDocObj = document.getElementById(theDiv);
	frameprod.document.getElementById('testdiv').innerHTML=prevDocObj.innerHTML;
	window.frames['frameprod'].scrollBy(460, 0);
}
var prevProdDiv = "frameprod";
var prevDocImg = "keyfeatures";

var timer_id;
function scroll_iframe(frm,inc,dir) {
  if (timer_id) clearTimeout(timer_id);
  if (window.frames[frm]) {
    if (dir == "v") window.frames[frm].scrollBy(0, inc);
    else window.frames[frm].scrollBy(inc, 0);
    timer_id = setTimeout("scroll_iframe('" + frm + "'," + inc + ",'" + dir + "')", 20);
  }
}

function stopScroll() { if (timer_id) clearTimeout(timer_id); }