if (document.images)
{
buttonoff = new Image();
buttonoff.src = "Images/plateau.png";
buttonon = new Image();
buttonon.src = "Images/ohgod.png";
button2off = new Image();
button2off.src = "Images/plateau2.png";
button2on = new Image();
button2on.src = "Images/pink.png";
button3off = new Image();
button3off.src = "Images/plateau.png";
button3on = new Image();
button3on.src = "Images/yellow.png";
button4off = new Image();
button4off.src = "Images/plateau2.png";
button4on = new Image();
button4on.src = "Images/green.png";
button5off = new Image();
button5off.src = "Images/plateau2.png";
button5on = new Image();
button5on.src = "Images/purple.png";
button6off = new Image();
button6off.src = "Images/plateau.png";
button6on = new Image();
button6on.src = "Images/orange.png";

}
function On(imageName)
{
	if (document.images)
	{
	document[imageName].src = eval(imageName+"on.src");
	}
}
function Off(imageName)
{
	if (document.images)
	{
	document[imageName].src = eval(imageName+"off.src");
	}
}