var OS_LIST= new Array( "Windows 98","Windows 20","Windows NT","Windows XP","Windows Me");
var BROWSER_LIST= new Array( "IE 5","IE 6");

function setStatus( avalue ){
	window.status=avalue;
	return void(0);
}
function dummyOpen( avalue ){
	dummy_frame.location.href=avalue;
	return void(0);
}

function setTitle( avalue){
	alert(avalue);
	avalue = unescape(avalue);
	alert(avalue);
	if(this != window.top){
		window.top.document.title =avalue;
	}else{
		window.document.title=avalue;
	}
	return void(0);
}
function open_st( url,params){
	window.open(url,"_blank" , params + ",scrollbars=yes,toolbar=yes");
	return void(0);
}

/*
function openWindow (url, name, width, height, features, centering)
{
	var feature = (width ? ("width=" + width) : "") + (height ? (",height=" + height) : "");
	var featureNames = ["menubar", "toolbar", "location", "scrollbars", "status", "resizable"];
	if (features) { for (var i = 0; i < featureNames.length; i++) feature += "," + featureNames [i] + "=" + features.charAt (i); } if (centering) { var x = (screen.width / 2) - (width / 2); var y = (screen.height / 2) - (height / 2); feature += ",left=" + x + ",top=" + y + ",screenX=" + x + ",screenY=" + y; } return window.open (url, name, feature);
}
*/

function isTargetOS(){
	return isWin();
	//return isTarget(OS_LIST);
}
function isTargetBrowser(){
	//window.alert(navigator.userAgent);
	return ( isIE && ( isWinIE5()  || isWinIE6())  );
	//return isTarget(BROWSER_LIST);
}
function isTarget(listdata){
	//alert(navigator.userAgent)
	for(var i=0; i < listdata.length ;i++){
		var target=listdata[i];
		if( navigator.appVersion.indexOf(target) != -1 ){
			return true;
		}
	}
	return false;
}

function isWinIE5 () { return (navigator.userAgent.indexOf ("IE 5") != -1); }
function isWinIE6 () { return (navigator.userAgent.indexOf ("IE 6") != -1); }
function isWin () { return (navigator.appVersion.indexOf ("Win") != -1); }
function isMac () { return (navigator.appVersion.indexOf ("Mac") != -1); }
function isIE () { return (navigator.appName.indexOf ("Explorer") != -1); }
function isNS () { return (navigator.appName.indexOf ("Netscape") != -1); }
function isWinIE () { return (isWin () && isIE ()); }
function isWinNS () { return (isWin () && isNS ()); }
function isMacIE () { return (isMac () && isIE ()); }
function isMacNS () { return (isMac () && isNS ()); }