function opacityCall (divid, imagediv, imageid, imagefile, millisec)
{
		blendimage(imagediv, imageid, imagefile, millisec);
		opacity(olddiv, 100, 0, millisec);
		document.getElementById(olddiv).style.display = 'none';
		opacity(divid, 0, 100, millisec);
		document.getElementById(divid).style.display = 'block';
		olddiv = divid;		

}