function gradient(id, level)
{
	var box = document.getElementById(id);
	box.style.opacity = level;
	box.style.MozOpacity = level;
	box.style.KhtmlOpacity = level;
	box.style.filter = "alpha(opacity=" + level * 100 + ")";
	box.style.display="block";
	return;
}


function fadein(id) 
{
	var level = 0;
	while(level <= 1)
	{
		setTimeout( "gradient('" + id + "'," + level + ")", (level* 1000) + 10);
		level += 0.01;
	}
}
function setFocus(boxId) {
	if(boxId == "login"){
		var loginForm = document.getElementById("formLogin");
		if (loginForm) {
			loginForm["myusername"].focus();
		}
	}else if(boxId == "sign"){
		var signForm = document.getElementById("formSign");
		if (signForm) {
			signForm["name"].focus();
		}
	}
}

 function searchKeyPress(e,action){
 // look for window.event in case event isn't passed in
	
	if(window.event) {
          key = window.event.keyCode;     //IE
	} else {
          key = e.which;     //firefox 
	}
	
	if (key.toString() == "13") { 
		if(action == "login"){
			//document.getElementById('go').click();
			var button = document.getElementById('go'); 
			window.location = button.href; 
		} else if (action == "getPass") {
			//document.getElementById('goPass').click();
			var button = document.getElementById('goPass'); 
			window.location = button.href; 
		}
	}
}

window.onscroll = function () {
	 document.getElementById('boxlogin').style.top = document.body.scrollTop+"200";
}	

// Open the lightbox
function openbox(formtitle, boxId,fadin)
{
  var box = document.getElementById('box'+boxId); 
  if(document.getElementById('filterlogin').style.display == 'block'){
	closebox('login');
  } 
  
  document.getElementById("loginMsg").innerHTML="";
  document.getElementById("myusername").value="";
  document.getElementById("mypassword").value="";
  document.getElementById("getPassMsg").innerHTML="";
  document.getElementById("myEmail").value="";
  
  document.getElementById('filter'+boxId).style.height='5000'+"px";
  
  document.getElementById('filter'+boxId).style.display='block';

  
  var btitle = document.getElementById('boxtitle'+boxId);
  //btitle.innerHTML = formtitle;
  
  document.body.style.overflow = 'hidden';
  
  if(fadin)
  {
	 gradient("box"+boxId, 0);
	 fadein("box"+boxId);
  }
  else
  { 	
    box.style.display='block';
  }
  setFocus(boxId);  
}

// Close the lightbox
function closebox(boxId)
{
	document.body.style.overflow = 'auto';
	document.getElementById('box'+boxId).style.display='none';
	document.getElementById('filter'+boxId).style.display='none';
}