function suppressError(msg,url,linenumber){return true;}
//window.onerror=suppressError;
function clickIE4(){if (event.button==2){return false;}}
function clickNS4(e){if (document.layers||document.getElementById&&!document.all){if (e.which==2||e.which==3){return false;}}}
if (document.layers){document.captureEvents(Event.MOUSEDOWN);document.onmousedown=clickNS4;}
else if (document.all&&!document.getElementById){document.onmousedown=clickIE4;}
document.oncontextmenu=new Function("return false");
    function showPopUp(url,w,h){
	var argv = showPopUp.arguments;
	var argc = showPopUp.arguments.length;

	var resizeable = (3< argc) ? argv[3] : "no";
	var scrollbars = (4< argc) ? argv[4] : "no";
	var menus = (5 < argc) ? argv[5] : "no";

	var iTop,iLeft,settings
	var popWin
			
	iLeft=(screen.width)?(screen.width-w)/2:100;
	iTop=(screen.height)?(screen.height-h)/2:100;
		
	settings='width='+w+',height='+h+',top='+iTop+',left='+iLeft+',scrollbars='+scrollbars+',location=no,directories=no,status=no,menubar='+menus+',toolbar='+menus+',resizable='+ resizeable
		
	popWin = window.open(url,"",settings);
	popWin.focus();
    }
function show(id) {
	var obj = document.getElementById(id);
	if (obj) obj.style.visibility = "visible";
}
function hide(id) {
	var obj = document.getElementById(id);
	if (obj) obj.style.visibility = "hidden";
}