window.onload = function() {
	
	if ( typeof initGuestbook == 'function' ) {
		initGuestbook();
	}
	
	var photo = document.getElementById( 'photo' );
	if ( photo && pid ) {
		photo.style.backgroundImage = 'url(data/' + pid + '.jpg)';
	}
	
}


function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}


function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) {
  	test=args[i+2]; val=MM_findObj(args[i]);
    if (val) {
		nm=val.name;
		if ((val=val.value)!="") {
      		if (test.indexOf('isEmail')!=-1) {
				p=val.indexOf('@');
        		if (p<1 || p==(val.length-1)) errors+='- E-mail Adresse stimmt nicht\n';
      		}
	  		else if (test!='R') { num = parseFloat(val); }
	  	}
	  	else if (test.charAt(0) == 'R') errors += '- '+nm+' is verpflichtet\n'; }
  } if (errors) alert('Fehler beim eintragen:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}