//Rithy: expand all or collapse all
function expandAllMonths(toexpand, nummons, hasicon, iconshowsrc, iconhidesrc) {
	var mons= new Array("jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct", "nov", "dec", "jan2");
	var obj;
	if (nummons >0  && nummons <= mons.length) ;
	else nummons= mons.length;
	for (i= 0; i<nummons; i++) {
		obj= getStyleObject("art" + mons[i]);
		if (obj != null)
			if (toexpand==1) {
				obj.display= "block";
				if (hasicon == 1) {
					iconname= "art" + mons[i] + "a";
					document.images[iconname].src= iconshowsrc;
				}
			}
			else {
				obj.display= "none";
				if (hasicon == 1) {
					iconname= "art" + mons[i] + "a";
					document.images[iconname].src= iconhidesrc;
				}
			}
	}
}