window.onload = choosePic;

var images = new Array("1.jpg","2.jpg","3.jpg","4.jpg","5.jpg","6.jpg","7.jpg","8.jpg","9.jpg","10.jpg","11.jpg");
var thisImage =0;
function rotate() {
	thisImage++;
	if (thisImage == images.length) {
		thisImage = 0;
	}
	document.getElementById("banner").src = images[thisImage];

	setTimeout("rotate()", 10 * 1000);
}


function choosePic() {
	thisImage = Math.floor((Math.random() * images.length));
	document.getElementById("banner").src = images[thisImage];
	
	rotate();
}

function services_change(){
		document.getElementById("subcompany").style.visibility = "hidden";

}

function services_change_back(){
		document.getElementById("subcompany").style.visibility = "visible";
	}

function company_change(){
		//document.getElementById("subservices").style.visibility = "hidden";

}

function company_change_back(){
		//document.getElementById("subservices").style.visibility = "visible";
}

function other_change(){
	//document.getElementById("subservices").style.visibility = "hidden";
	document.getElementById("subcompany").style.visibility = "hidden";

}

function other_change_back(){
	//document.getElementById("subservices").style.visibility = "visible";
	document.getElementById("subcompany").style.visibility = "visible";
}