function changeImg (src, x) {
	var state = [];
	state[0] = x.src;
	state[1] = src;document.srcElement = x;
	x.src = state[1];
	x.osrc = state[0];
}
function restoreImg () {
	var x = document.srcElement;
	x.src = x.osrc;
	x.osrc = "";
}

<!--
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
//-->