function imgChangeOn(name) {
    img = eval('document.images.'+name);
    imgsrc = img.src.replace('_a.gif','.gif');
    img.src = imgsrc.replace('.gif','_a.gif');
}
function imgChangeOff(name) {
    img = eval('document.images.'+name);
    img.src = img.src.replace('_a.gif','.gif');
}

function spacer(flag){
	if (document.layers || flag=="all") {
		document.write ('<font size=1>');
		for (n=0;n<30;n++) {
		document.write ('&nbsp;&nbsp; ');
		}
		document.write ('</font>');
	}
}

function openPopup(url) {
	popup=window.open(url,'popup','width=706,height=373,scrollbars=yes');
	popup.focus();
}