function showTab(tabId) {
	for (i=1; i<=7; i++) {
		if (document.getElementById('tab' + i + '-content')) {
			document.getElementById('tab' + i + '-content').style.display = "none";
			document.getElementById('tab' + i).className = "";
		}
		
	}
	document.getElementById(tabId + '-content').style.display = "block";
	document.getElementById(tabId).className = "selected";
	document.getElementById(tabId).blur();
}


 function showProducts(productId) {
	for (i=1; i<=7; i++) {
		if (document.getElementById('product' + i + '-content')) {
			document.getElementById('product' + i + '-content').style.display = "none";
			document.getElementById('product' + i).className = "";
		}
		
	}
	document.getElementById(productId + '-content').style.display = "block";
	document.getElementById(productId).className = "selected";
	document.getElementById(productId).blur();
}