function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function add_bookmark() 
{    
    var url      = "http://www.casadoportovinhos.com.br/";
    var title    = "Casa do Porto - Referência em vinhos.";
    if (window.sidebar) window.sidebar.addPanel(title, url,"");
    else if(window.opera && window.print){
        var mbm = document.createElement('a');
        mbm.setAttribute('rel','sidebar');
        mbm.setAttribute('href',url);
        mbm.setAttribute('title',title);
        mbm.click();
    }
    else if(document.all){window.external.AddFavorite(url, title);}
}
function ClearIf(obj)
{
    if( obj.value == obj.title )
    {
        obj.value = "";
    }
}

function WriteIfEmpty(obj)
{
    if( obj.value == "" )
    {
        obj.value = obj.title;
    }
}

function Enviar(url)
{
    document.forms[0].action = url;
    document.forms[0].submit();
}

function LoadInputsWithTitle()
{
    var inputs  = document.getElementsByTagName("input"),
        texts   = document.getElementsByTagName("textarea"),
        vetores = new Array(inputs, texts),
        input,
        value;
    
    for( var j = 0; j < vetores.length; j++ )
    {
        for( var i = 0; i < vetores[j].length; i++ )
        {
            input = vetores[j][i];
            value = input.value;
            
            if( (input.type == "text" || input.type == "textarea" ) && value == input.title )
            {
                
                input.onfocus = function()
                {
                    ClearIf(this);
                }
                
                input.onblur = function()
                {
                    WriteIfEmpty(this);
                }
            }
        }
    }
}

function Init()
{
    LoadInputsWithTitle();
}

window.onload = Init;