function CngClass(zxcevt){
	var zxcevt = window.event||arguments.callee.caller.arguments[0];
	var zxcobj = window.event?zxcevt.srcElement:zxcevt.target;
	while (zxcobj.parentNode){
		if (zxcobj.nodeName=='LI') 
			break;
		zxcobj=zxcobj.parentNode;
	}
	if (zxcobj.nodeName!='LI') 
		return;
	var zxcul=zxcobj.parentNode;
	if (zxcul.lst) 
		zxcul.lst.className='';
	zxcul.lst=zxcobj;
	zxcul.lst.className='show';
}

function showhidegal(currow,newrow,maxrows,isIE7) {
	var curnewrow;
	var curnewrow2;
	var curnewrow3;
	var curnewrow4;
	document.getElementById('row' + currow).className = 'rows hide'; 
	document.getElementById('row' + newrow).className = 'rows';
	if (newrow == 1) {
		curnewrow = maxrows;
		curnewrow2 = maxrows;
	} else {
		curnewrow = parseInt(newrow)-1;
		curnewrow2 = parseInt(newrow)-1;
	}
	if (!isIE7) {
		document.getElementById('prevbut').setAttribute("onclick","showhidegal('"+newrow+"','"+curnewrow+"','"+maxrows+"'); return false", 0);
	} else {
		document.getElementById('prevbut').onclick = function() {
			showhidegal(newrow,curnewrow2,maxrows,isIE7);
			return false;
		};
	}
	if (newrow == maxrows) {
		curnewrow3 = 1;
		curnewrow4 = 1;
	} else {
		curnewrow3 = parseInt(newrow)+1;
		curnewrow4 = parseInt(newrow)+1;
	}
	if (!isIE7) {
		document.getElementById('nextbut').setAttribute("onclick","showhidegal('"+newrow+"','"+curnewrow3+"','"+maxrows+"'); return false", 0);
	} else {
		document.getElementById('nextbut').onclick = function() {
			showhidegal(newrow,curnewrow4,maxrows,isIE7);
			return false;
		};
	}
}