function hide(id) { 
  var obj = document.getElementById(id);
  obj.style.display = "none";
}
function show(id) { 
  var obj = document.getElementById(id);
  obj.style.display = "inline";
}
function QueryString(variavel){
	qs=new Array();
	variaveis=location.search.replace(/\x3F/,"").replace(/\x2B/g," ").split("&");
	if(variaveis!=""){
	    for(i=0;i<variaveis.length;i++){
	        nvar=variaveis[i].split("=");
	        qs[nvar[0]]=unescape(nvar[1]);
	    }
	}
	return qs[variavel];
}
function isEmpty(obj) {
  if ( (obj == null)||(obj =='')||(obj =='undefined') ) {
  	return true;
  } 
  return false;
}

function bmBrowser(title, url) {    
    if (isEmpty(title)) {
    	title = document.title;
    }
    if (isEmpty(url)) {
    	url = window.location;
    }
	if (document.all) {
	   window.external.AddFavorite(url, title); 
	}
	else {
	  window.sidebar.addPanel(title, url,'');
	}	  
}
function getScrollXY() {
  var scrOfX = 0, scrOfY = 0;
  if( typeof( window.pageYOffset ) == 'number' ) {
    //Netscape compliant
    scrOfY = window.pageYOffset;
    scrOfX = window.pageXOffset;
  } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
    //DOM compliant
    scrOfY = document.body.scrollTop;
    scrOfX = document.body.scrollLeft;
  } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
    //IE6 standards compliant mode
    scrOfY = document.documentElement.scrollTop;
    scrOfX = document.documentElement.scrollLeft;
  }
  return [ scrOfX, scrOfY ];
}