function buyOver(img,key,imgName,postfix) 
{
	var top = document.getElementById("setRightTop_"+key);
	var el = document.getElementById("setRight_"+key);
	var bottom = document.getElementById("setRightBottom_"+key);
	
	el.className = "setRight"+postfix;
	top.className = "setRightTop"+postfix;
	bottom.className = "setRightBottom"+postfix;
	img.src = 'images/'+imgName+postfix+'.png'
}

function submitenter(myfield, e) {
	var keycode;
	if (window.event)
		keycode = window.event.keyCode;
	else if (e)
		keycode = e.which;
	else
		return true;

	if (keycode == 13) {
		myfield.form.submit();
		return false;
	} else
		return true;
}
function setOver(id) {	
	changeOver(id, '_');
}
function clearOver(id) {
	changeOver(id, '');
}
function changeOver(id, sufix) {
	
	var top = document.getElementById("set_top_"+id);
	var bottom = document.getElementById("set_bottom_"+id);
	
	top.className= 'button_0_top'+sufix;
	bottom.className= 'button_0_bottom'+sufix;
}