function returnObjById(id) {
	if (document.getElementById)
		var returnVar = document.getElementById(id);
	else if (document.all)
		var returnVar = document.all[id];
	else if (document.layers)
		var returnVar = document.layers[id]; 
	return returnVar; 
}

function toggleLayer(_w,_h) {

   var isIE=document.all?true:false;
   var isDOM=document.getElementById?true:false;
   var isNS4=document.layers?true:false;

  if (isDOM)
  {
    if (_h=='s') { document.getElementById(_w).style.display = 'block'; document.getElementById(_w).style.visibility='visible'; }
    if (_h=='h') { document.getElementById(_w).style.display = 'none'; document.getElementById(_w).style.visibility='hidden'; }
  }
  else if (isIE) {
    if (_h=='s') { eval("document.all."+_w+".style.display='block';"); eval("document.all."+_w+".style.visibility='visible';"); }
    if (_h=='h') { eval("document.all."+_w+".style.display='none';"); eval("document.all."+_w+".style.visibility='hidden';"); }
  }
  else if(isNS4)
  {
    if (_h=='s') { eval("document.layers['"+_w+"'].display='block';"); eval("document.layers['"+_w+"'].visibility='show';"); }
    if (_h=='h') { eval("document.layers['"+_w+"'].display='none';"); eval("document.layers['"+_w+"'].visibility='hide';"); }
  }
}

function formClearField(obj,val) {
   if (obj.value==val) obj.value='';
   }

function showFlickr() {
	new Ajax.Request('index.php',
		{
		method:'post',
		parameters: {action: '3'},
		onSuccess: function(transport) {
			var response = transport.responseText || "no response text";
			if (response!="no response text") {
                returnObjById('gallery').innerHTML=response;
				}
			},
		onFailure: function() { return false; }
		});
}

function OpenWin(url, id, w, h) {
	if (w===undefined) w='725';
	if (h===undefined) h='480';
	var winID = open(url,id,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=yes,width='+w+',height='+h);
	winID.focus();
}