if (document.images){	
	imag = new Array();
	imag[0] = "../images/logo2k130.gif";
	imag[1] = "../images/logo2k130hover.gif";
	imag[2] = "../images/logo2k130hover.gif";
	
	im = new Array();
	for (var i = 0; i <= imag.length; i++)
	{
	im[i] = new Image();
	im[i].src = imag[i];
	}
}

function toggleImg(imgName,num){
	if (document.images){
		imgName.src = im[num].src
	}
}