function switchMenu (id, mode) {
	document.getElementById(id).style.display = mode == 1 ? 'block' : 'none';
	document.getElementById('home_link').style.zIndex = mode == 1 ? 10 : 15;
}

var mer, condition;
function wopen(rid,j_wid,j_hei)
{
	if (navigator.appName.indexOf('Microsoft Internet Explorer') != -1)
		condition = (mer && !mer.closed);
	else
		condition = (mer && !mer.closed && mer.closed != undefined);

	if (condition) mer.close();
	mer = window.open("_popup.php?file="+rid+"&w="+j_wid+"&h="+j_hei, "winbox", "toolbar=0, location=0, directories=0, status=0, menubar=0, scrollbars=0, resizable=0, width="+ j_wid +", height="+ j_hei +", left="+(screen.width-j_wid)/2+", top="+(screen.height-j_hei)/2);
}

function selectAll(switcher)
{
	var fields = document.forms.cartform.elements;
	for(var x=0;x<fields.length;x++)
	{
		if (fields[x].type == "checkbox")
			fields[x].checked = switcher.checked;
	}
}