function validadeQuickSearch() {
  if ( document.getElementById('quickSearchPhrase').value != null && document.getElementById('quickSearchPhrase').value != '' ) {
    return true;
  } else {
    return false;
  }

}

function showLogin( id ) {
  layer = document.getElementById(id);

  if ((layer.style.display == 'none') || (layer.style.display == '')){
    layer.style.display = 'block';
  } else {
    layer.style.display = 'none';
  }

  if ( document.getElementById('newsletterWindow') ) {
  	document.getElementById('newsletterWindow').style.display = 'none';
  }

  if ( ( layer.style.display != 'none' ) && (id == 'loginWindow') ){

	  if ( document.getElementById('usernameText') ) {
	  	document.getElementById('usernameText').focus();
	  }
  }
  document.getElementById('footer').style.marginLeft = '0px';

}

function mouseX(evt) {if (evt.pageX) return evt.pageX; else if (evt.clientX)return evt.clientX; else return null;}
function mouseY(evt) {if (evt.pageY) return evt.pageY; else if (evt.clientY)return evt.clientY; else return null;}

function showSend( id , event) {
  divSend = document.getElementById(id);
  if ((divSend.style.display == 'none') || (divSend.style.display == '')){
		var tmpX = mouseX(event);
		var tmpY = mouseY(event);
    divSend.style.top = (document.all)?(tmpY - 290) + "px":(tmpY - 275)+"px";
    divSend.style.left = (tmpX - 162) + "px";

    divSend.style.display = 'block';
  } else {
    divSend.style.display = 'none';
  }

}



function showNewsletter( id ) {
  layer = document.getElementById(id);

  if ((layer.style.display == 'none') || (layer.style.display == '')){
    layer.style.display = 'block';
  } else {
    layer.style.display = 'none';
  }

  if ( layer.style.display != 'none' ) {
	  if ( document.getElementById('email') ) {
	  	document.getElementById('email').focus();
	  }
  }

  if ( document.getElementById('loginWindow') ) {
  	document.getElementById('loginWindow').style.display = 'none';

  }
  if ( document.getElementById('loggedWindow') ) {
  	document.getElementById('loggedWindow').style.display = 'none';
  }
  document.getElementById('footer').style.marginLeft = '0px';
}


function doLogin() {
  var form = document.getElementById('loginForm');
  form.actions.value="login";
  form.submit();
}

function doLogout(language, subject) {
  window.location = "index.php?language=" + language + "&subject=" + subject + "&content=register&option=logoff";
}

function keyDown(e) {

  var evt=(e)?e:(window.event)?window.event:null;
  if(evt){
    var key=(evt.charCode)?evt.charCode:
     ((evt.keyCode)?evt.keyCode:((evt.which)?evt.which:0));

    if(key=="13") doLogin();
  }

}

function subscrible() {
	document.newsletter.option.value = "subscrible";
	document.newsletter.submit();
}

function unsubscrible(){
	document.newsletter.option.value = "unsubscrible";
	document.newsletter.submit();
}