onerror = report;
var navigatorNameString = navigator.appName.toUpperCase();
function openWindow(genses) {
	
		winParam = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=350,height=250";
		if ( navigatorNameString.indexOf("MICROSOFT") >= 0 ) {
			winParam+=",left=200,top=200";
		}
		else{
			winParam+=",screenX=300,screenY=400";
		}
		window.open(genses, "Tips", winParam);
		winParam = "";
	
}
function openPicWindow(genses) {
	
	    window.location.href = genses;
		/*winParam = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=600,height=600";
		if ( navigatorNameString.indexOf("MICROSOFT") >= 0 ) {
			winParam+=",left=200,top=200";
		}
		else{
			winParam+=",screenX=300,screenY=400";
		}
		window.open(genses, "Tips", winParam);
		winParam = "";*/
	
}
function openLogonWindow(genses) {
	
		winParam = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=305,height=135";
		if ( navigatorNameString.indexOf("MICROSOFT") >= 0 ) {
			winParam+=",left=250,top=250";
		}
		else{
			winParam+=",screenX=300,screenY=400";
		}
		window.open(genses, "LOGON", winParam);
		winParam = "";	
}
function loadPage( pageName ) {
	if(top.frames[3].document.check.checkField.value != "true") {
		top.frames[3].location.href = pageName
	}
}
function report(message,url,line) {
    // do nada
}

function validate() { 	

	if (window.document.guestbook.header.value == "") {
	alert("Du må taste inn en veri i Oveskrift!");
	window.document.guestbook.header.focus();
	return (false);
	}
	if (window.document.guestbook.textarea1.value == "") {
	alert("Du må skrive inn en melding!");
	window.document.guestbook.textarea1.focus();
	return (false);
	}
	// sjekke om tekst inneholder lenke
	if ( window.document.guestbook.textarea1.value.indexOf("<a href=") > 0 ) {
	alert("Meldingen kan ikke inneholde linker.");
	window.document.guestbook.textarea1.focus();
	return (false);
	}
	if ( window.document.guestbook.textarea1.value.indexOf("http://") > 0 ) {
	alert("Meldingen kan ikke inneholde linker.");
	window.document.guestbook.textarea1.focus();
	return (false);
	}	
	if (window.document.guestbook.fnavn.value == "") {
	alert("Du må taste inn navn!");
	window.document.guestbook.fnavn.focus();
	return (false);
	}

	else {
		return (true);
	}	
}