// by Gunnar Tillmann / http://www.gunnart.de
// JavaScript für Anfänger :-) 
// Aber funktioniert ...

function fade_out(id,opvalue) { 
	opvalue = opvalue - 12; 
	if(opvalue < 0) {
		opvalue = 0;
		document.getElementById(id).style.display = "none";
	} else {
		document.getElementById(id).style.filter = "alpha(opacity="+opvalue+")";
		document.getElementById(id).style.MozOpacity = opvalue/100;
		setTimeout("fade_out('"+id+"',"+opvalue+")",0); 
	}
} 

function fade_in(id,opvalue) {
	if(opvalue == 0) {
		document.getElementById(id).style.display = "block";
	}
	opvalue = opvalue + 10; 
	if(opvalue > 100) {
		opvalue = 100;
	} else {
		document.getElementById(id).style.filter = "alpha(opacity="+opvalue+")";
		document.getElementById(id).style.opacity = opvalue/100;
		document.getElementById(id).style.MozOpacity = opvalue/100;
		document.getElementById(id).style.KhtmlOpacity = opvalue/100;
		setTimeout("fade_in('"+id+"',"+opvalue+")",5); 
	}
}

function ShowHide(show,hide) {
    document.getElementById(hide).style.display = 'none';
    document.getElementById(show).style.display = 'block';
}

// Das Zeug für die Tabs

lastTab = 'Tab1';

function Show(layerName) { 
	//der blöde Opera zickt rum, wenn man's nicht über Änderung der CSS-Klasse regelt
	//document.getElementById(layerName).style.display = 'block';
	var curr = document.getElementById(layerName);
	curr.className='TabDataActive';
} 

function Hide(layerName) { 
	//der blöde Opera zickt rum, wenn man's nicht über Änderung der CSS-Klasse regelt
	//document.getElementById(layerName).style.display = 'none';
	var curr = document.getElementById(layerName);
	curr.className='TabData';
} 

function ShowNext(tabName) {
	document.getElementById(lastTab).className = 'Tab';
	var curr = document.getElementById(tabName);
	curr.className='TabActive';
	Hide(lastTab+'Data');
	Show(tabName+'Data');
	lastTab=tabName;
}

//-->

// Das Zeug für die Optionen

lastSelect = 'Select1';

function MarkSelect(sName) {
	document.getElementById(lastSelect).className = 'sInactive';
	var curr = document.getElementById(sName);
	curr.className='sActive';
	lastSelect=sName;
}

//-->