function alignFrames(){
	if (IE4) onscroll = keepTogether;
	if (NS4) onload = checkScroll;
}

NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;

if(IE4==0) NS4=1;

leftFrame = parent.frames.gridLeft;
topFrame = parent.frames.gridTop;

if (IE4) onscroll = scrollIE;
if (NS4) onscroll = scrollMozilla;

if (NS4) {
	window.onResize = scrollMozilla;
}

function scrollIE(){
	leftFrame.document.body.scrollTop = document.body.scrollTop;
	topFrame.document.body.scrollLeft = document.body.scrollLeft;
}

function scrollMozilla() {
	leftFrame.scrollTo(leftFrame.pageXOffset,pageYOffset);
	topFrame.scrollTo(pageXOffset,topFrame.pageYOffset);
}