function goforit()
{
var available_width;
var available_height;

if(is.ns4)
	{
    doc = "document";
    sty = "";
    htm = ".document";
	available_width=innerWidth;
	available_height=innerHeight;
	}
else if(is.ie4)
	{
    doc = "document.all";
    sty = ".style";
    htm = "";
	available_width=document.body.clientWidth;
	available_height=document.body.clientHeight;
	}

mainy += 30;

catObj = eval(doc + '["catLyr"]' + sty);
catObj.left = mainx;
catObj.top = mainy;
catObj.width = (available_width - mainx) * iewide;
catObj.visibility = "visible";

textsObj = eval(doc + '["textsLyr"]' + sty);
textsObj.left = mainx;
textsObj.top = mainy;
textsObj.width = (available_width - mainx) * iewide;

referObj = eval(doc + '["referLyr"]' + sty);
referObj.left = mainx;
referObj.top = mainy;
referObj.width = (available_width - mainx) * iewide;

oralObj = eval(doc + '["oralLyr"]' + sty);
oralObj.left = mainx;
oralObj.top = mainy;
oralObj.width = (available_width - mainx) * iewide;

writObj = eval(doc + '["writLyr"]' + sty);
writObj.left = mainx;
writObj.top = mainy;
writObj.width = (available_width - mainx) * iewide;

schedObj = eval(doc + '["schedLyr"]' + sty);
schedObj.left = mainx;
schedObj.top = mainy;
schedObj.width = (available_width - mainx) * iewide;

assignedObj = eval(doc + '["assignedLyr"]' + sty);
assignedObj.left = mainx;
assignedObj.top = mainy;
assignedObj.width = (available_width - mainx) * iewide;

assessObj = eval(doc + '["assessLyr"]' + sty);
assessObj.left = mainx;
assessObj.top = mainy;
assessObj.width = (available_width - mainx) * iewide;

lmenuObj = eval(doc + '["lmenuLyr"]' + sty);
lmenuObj.visibility = "visible";
}

var menu_selection = "cat";
function menuToggle(selection)
{
var old_page = eval(menu_selection + "Obj");
old_page.visibility = "hidden";
var new_page = eval(selection + "Obj");
new_page.visibility = "visible";
menu_selection = selection;
}