function selectLanguage(level){
	cb=document.frmLanguage.cbLanguage;
	with(cb){
		if (selectedIndex != 0){
			l=new Array();
			l[0]="";
			l[1]= "";
			l[2]= "";
			l[3]= "";
			l[4]= "";
			l[5]= "";
			l[6]= "";
			l[7]= "";
			l[8]= "";
			l[9]= "";
			url=location+"";
			//alert(url);
			pos1=url.lastIndexOf("/");
			if(pos1==-1){
				pos1=url.lastIndexOf("\\");
			}
			if(pos1!=-1){
				for(i = pos1-1; i > 0; i--){
					if((url.charAt(i)=="/") || (url.charAt(i)=="\\")){
						pos2=i;
						break;
					}
				}  
				if(level>0){
					newUrl="../../"+l[selectedIndex]+url.substring(pos2, url.length);
				}else{
					newUrl="../"+l[selectedIndex]+url.substring(pos1, url.length);
				}
				//alert(newUrl);
				location=newUrl;
			}else{
				alert("Error switching to language '"+l[selectedIndex]+"'!");
			}				
	    }
	}
}

function isEmail(string) {
    if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
        return true;
    else
        return false;
}

function mausdrauf(bild) {
	wechsel = eval(bild + "maus.src");
	var Schalter = 1;
	var i;
				
	if(document.layers)	{
		for(i=0;i<document.layers.length;i++){    		
			if(document.layers[i].document[bild]){
	   			document.layers[i].document[bild].src = wechsel;
	   			Schalter = 0;
	   		}
	   	}
        if(document[bild] && Schalter){
			document[bild].src = wechsel;
		}
	}
	else if (document.all && document[bild]){
		document[bild].src = wechsel;
	}
	return true;
}

function normal(bild) {
	wechsel = eval(bild + "normal.src");
	var Schalter = 1;	
	var i;

	if(document.layers)	{
		for(i=0;i<document.layers.length;i++){		
	    	if(document.layers[i].document[bild]){
	    		document.layers[i].document[bild].src = wechsel;
	    		Schalter = 0;
	    	}
	    }
		if(document[bild] && Schalter){
			document[bild].src = wechsel;
		}
	}
	else if (document.all && document[bild]){
		document[bild].src = wechsel
	}
	return true;
}