var topCount=0;
var resetCount=0;

// load back button images	
if (document.images) {
	var on_back = new Image(); on_back.src = "images/onback.gif";
	var off_back = new Image(); off_back.src = "images/back.gif";
	var on_top = new Image(); on_top.src = "images/ontop_of_page.gif";
	var off_top = new Image(); off_top.src = "images/top_of_page.gif";
	var on_close = new Image(); on_close.src = "images/onclose.gif";
	var off_close = new Image(); off_close.src = "images/close.gif";
}

function goback() {
	var backSteps = 1;
	backSteps += topCount + resetCount;
	history.go(-backSteps);
}

function linkMsg(desc,link) {
	//if (document.all) {
		//if (desc == "") {
			//link.className="offpage";
		//}
		//else {
			//link.className="overpage";
		//}
	//}
	window.status = desc;
	return true;
}

function changePic(picName,picSrc) {
	picName.src = picSrc.src;
	return true;
}