function check_form(form){
if (form.search.value == "Digite sua busca"){
alert("Preencha o campo de busca para fazer sua pesquisa!");
form.search.focus();
return (false);
}
return (true);
}

function addBookmark(title,url) {
if (window.sidebar) { window.sidebar.addPanel(title, url,""); 
} else if( document.all ) { window.external.AddFavorite( url, title); 
} else if( window.opera && window.print ) { return true; } } 

function addEvent(elm, evType, fn, useCapture){if(elm.addEventListener){elm.addEventListener(evType, fn, useCapture);return true;}else if (elm.attachEvent){var r = elm.attachEvent('on' + evType, fn);return r;}else{elm['on' + evType] = fn;}}
var newWindow = null;

function closeWin(){
if (newWindow != null){
if(!newWindow.closed)
newWindow.close();
}
}

function popUpWin(url, type, strWidth, strHeight){

closeWin();

type = type.toLowerCase();

if (type == "fullscreen"){
strWidth = screen.availWidth;
strHeight = screen.availHeight;
}
var tools="";
if (type == "standard") tools = "resizable, toolbar=no,location=no,scrollbars=yes,menubar=no,status=yes,directories=no,resizable=no,fullscreen=no,width="+strWidth+",height="+strHeight+",top=10,left=10";
if (type == "console" || type == "fullscreen") tools = "resizable,toolbar=no,location=no,scrollbars=no,width="+strWidth+",height="+strHeight+",left=10,top=10";
newWindow = window.open(url, "newWin", tools);
newWindow.focus();
}

function doPopUp(e)
{
var t = "standard";
var w = "780";
var h = "580";
attribs = this.rel.split(" ");
if (attribs[1]!=null) {t = attribs[1];}
if (attribs[2]!=null) {w = attribs[2];}
if (attribs[3]!=null) {h = attribs[3];}
popUpWin(this.href,t,w,h);
if (window.event) 
{
window.event.returnValue = false;
window.event.cancelBubble = true;
} 
else if (e) 
{
e.stopPropagation();
e.preventDefault();
}
}

function findPopUps()
{
var popups = document.getElementsByTagName("a");
for (i=0;i<popups.length;i++)
{
if (popups[i].rel.indexOf("popup")!=-1)
{
popups[i].onclick = doPopUp;
if (popups[i].rel.indexOf("noicon")==-1)
{
popups[i].style.backgroundImage = "url(pop-up.gif)";
popups[i].style.backgroundPosition = "0 center";
popups[i].style.backgroundRepeat = "no-repeat";
popups[i].style.paddingLeft = "0";
}
popups[i].title = popups[i].title + "[Abrirá em uma janela pop-up]";
}
}
}

addEvent(window, "load", findPopUps, false);