String.prototype.contains = function (pattern) {
	if (this.indexOf(pattern) != -1)
		return true;
	else
		return false;
}

function browserType() {
	var agent = navigator.userAgent;
	if (agent.contains("MSIE")) return "MSIE";
	else return "Unknown";
}

function browserVersion() {
	var agent = navigator.userAgent;
	if (agent.contains("MSIE")) return agent.substring(agent.indexOf("MSIE") + 5, agent.indexOf("MSIE") + 8);
	else return "Unknown";
}

function changeBasket() {
	var bt=browserType();
	var bv=browserVersion();
	if ((parseInt(bv) < 7) & (bt == "MSIE")){
		document.getElementById('basket').style.background='none';
		document.getElementById('basket').childNodes[0].src='images/basket.gif';
	}
}