function changeBlue()
{
	document.getElementById('ibody').className="blueBody";
}
function changeRed()
{
	document.getElementById('ibody').className="redBody";
}
function changeOrange()
{
	document.getElementById('ibody').className="orangeBody";
}
function changeYellow()
{
	document.getElementById('ibody').className="yellowBody";
}
function changeGreen()
{
	document.getElementById('ibody').className="greenBody";
}
function changePurple()
{
	document.getElementById('ibody').className="purpleBody";
}