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) {
		image_banner01_over = newImage("images/friendsbanners/kamradru.gif");
		image_banner02_over = newImage("images/friendsbanners/simg.jpeg");
		image_banner03_over = newImage("images/friendsbanners/AvaLFS.jpg");
		image_banner04_over = newImage("images/friendsbanners/f1game.gif");
		image_banner05_over = newImage("images/friendsbanners/rbrally_100x100.gif");
		mnu_back_off = newImage("images/menu/mnu_back_off.gif");
		mnu_back_on = newImage("images/menu/mnu_back_on.gif");
		mnu_blank = newImage("images/menu/blank.gif");
		preloadFlag = true;
	}
}

function initChkCats()
{
	chks = document.all.tags("input");
	checkeds = "";
	for(a=0;a<chks.length;a++)
	{
		if((chks[a].name.indexOf("chkCat")!=-1) && (!chks[a].checked))
			checkeds+=chks[a].value+",";
	}
	checkeds=checkeds.substring(0,checkeds.length-1);
	try
	{document.all.hidChkCats.value = checkeds;}
	catch(e){}
}

function initChkSims()
{
	chks = document.all.tags("input");
	checkeds = "";
	for(a=0;a<chks.length;a++)
	{
		if((chks[a].name.indexOf("chkSim")!=-1) && (!chks[a].checked))
			checkeds+=chks[a].value+","
	}
	checkeds=checkeds.substring(0,checkeds.length-1);
	try
	{document.all.hidChkSims.value = checkeds;}
	catch(e){}
}

function switchCell(n) 
{
	for(i=0;i<navcell.length;i++)
	{
		navcell[i].className="tab-off";
		tb[i].style.display="none";
	}
	navcell[n].className="tab-on";
	tb[n].style.display="block";
}