var activelink = "";

function activeLink(link){
	if(activelink!=""){
		document.getElementById(activelink).style.color = "#646567";
	}
	if(link!=""){
	document.getElementById(link).style.color = "#d60505";
	activelink = link;
	}
}

function form_check(){
	var fehler = 0;
	var felder = new Array ("name", "plz", "ort", "nof", "suh", "email", "foto");
	for(i=0; i < felder.length; i++){
		document.getElementById(felder[i]).style.backgroundColor = "#ffffff";
		document.getElementById("fileerror").style.position = "absolute";
		document.getElementById("fileerror").style.visibility = "hidden";
		document.getElementById("fileerror").innerHTML = "";	
		if (document.getElementById(felder[i]).value == ""){
			fehler=1;
			document.getElementById(felder[i]).style.backgroundColor = "#d60505";
			if(felder[i]=="foto"){
				document.getElementById("fileerror").style.position = "relative";
				document.getElementById("fileerror").style.visibility = "visible";
				document.getElementById("fileerror").innerHTML = "Bitte wählen Sie ein File auf Ihrer Festplatte aus";
			}
		}
	}
	if(fehler==0){
		document.forms['upload'].submit();
	}
}