function rotate(cur) {
	var pac = "package";
	
	for (var x = 1; x <= 4; x++)
	{
		if (x == cur)
		{
			document.getElementById(pac + x).className="packageshow";			
		}
		else {
			document.getElementById(pac + x).className="packagehide";
		}
	}
}

function products() {
	document.getElementById('header').style.background = 'url(/images/home-new/banner/products.jpg)';
	rotate(1);
}

function systems() {
	document.getElementById('header').style.background = 'url(/images/home-new/banner/systems.jpg)';
	rotate(2);	
}

function utilities() {
	document.getElementById('header').style.background = 'url(/images/home-new/banner/utilities.jpg)';
	rotate(3);	
}

function resetTab() {
	document.getElementById('header').style.background = 'url(/images/home-new/banner/base1.jpg)';	
	rotate(4);
}