function right(e) { 
					if (document.layers && e.which == 3){ 
						alert("Stop right-clicking!"); 
						return false; 
					} else if (document.all && event.button == 2) { 
						alert("Stop right-clicking!"); 
						return false; } 
					return true; 
				} 
				
				document.onmousedown=right; 
				if (document.layers) { 
					window.captureEvents(Event.MOUSEDOWN); 
} 

function checkCookie(name) {
				var currency = getCookie("currency");
				if (!currency)
					setCookie("currency","0");

				var category_name= getCookie("categoryname");
				if (!category_name)
					setCookie("category_name","0");
}

function setCookie(name, value, expires, path, domain, secure) {
			  	var curCookie = name + "=" + escape(value) +
			      ((expires) ? "; expires=" + expires.toGMTString() : "") +
			      ((path) ? "; path=" + path : "") +
			      ((domain) ? "; domain=" + domain : "") +
			      ((secure) ? "; secure" : "");
				  document.cookie = curCookie;
}

function getCookie(name) {
			  var dc = document.cookie;
			  var prefix = name + "=";
			  var begin = dc.indexOf("; " + prefix);
			  if (begin == -1) {
			    begin = dc.indexOf(prefix);
			    if (begin != 0) return null;
			  } else
			    begin += 2;
			  var end = document.cookie.indexOf(";", begin);
			  if (end == -1)
			    end = dc.length;
			  return unescape(dc.substring(begin + prefix.length, end));
}

function changeCurrency(currency) {
				setCookie("currency",currency);
				window.location.reload();
}

function changeCategory(category_name) {
				setCookie("categoryname",category_name);
}