// JavaScript Document
function posiciona(){		
		var winW;
		var winH;
		var y;
		if(document.all){
			y = document.documentElement.scrollTop;
		}else{
			y = window.pageYOffset;
		}
		if (parseInt(navigator.appVersion)>3) {
		 if (navigator.appName=="Netscape") {
		  winW = window.innerWidth;
		  winH = window.innerHeight;
		 }
		 if (navigator.appName.indexOf("Microsoft")!=-1) {
		  winW = document.documentElement.offsetWidth;
		  winH = document.documentElement.offsetHeight;
		 }
		}		
		var posx = (winW-770)/2;
		if(posx<5){posx=5;}
		document.getElementById('tudo').style.left=posx+"px";		
}


//AJAX
function jah(url,target, func) {
    // native XMLHttpRequest object
    document.getElementById(target).innerHTML = '<div style="margin:10px;"><img src="../img/loading.gif" width="11" height="11">Aguarde, carregando...</div>';
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = function() {jahDone(target, func);};
        req.open("GET", url, true);
        req.send(null);
    // IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
        if (req) {
            req.onreadystatechange = function() {jahDone(target, func);};
            req.open("GET", url, true);
            req.send();
        }
    }
}    


function loadAjax(url,target, func) {
    // native XMLHttpRequest object
    document.getElementById(target).innerHTML = '<div style="margin:10px;"><img src="imagens/loading.gif" width="11" height="11">Aguarde, carregando...</div>';
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = function() {jahDone(target, func);};
        req.open("GET", url, true);
        req.send(null);
    // IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
        if (req) {
            req.onreadystatechange = function() {jahDone(target, func);};
            req.open("GET", url, true);
            req.send();
        }
    }
}    
function jahDone(target, func) {
    // only if req is "loaded"
    if (req.readyState == 4) {
        // only if "OK"
        if (req.status == 200) {
            results = req.responseText;
            o = document.getElementById(target);
			o.innerHTML = results;
			execJS(o);
			if (func)
				eval(func + "();");	
		} else {
            document.getElementById(target).innerHTML="jah erro:\n" +
                req.statusText;
        }
    }
}

var bSaf = (navigator.userAgent.indexOf('Safari') != -1);
var bMoz = (navigator.appName == 'Netscape');

function execJS(node) 
{
  var st = node.getElementsByTagName('SCRIPT');
  var strExec;
  for(var i=0;i<st.length; i++) {
	if (bSaf) {
	  strExec = st[i].innerHTML;
	}
	else if (bMoz) {
	  strExec = st[i].textContent;
	}
	else {
	  strExec = st[i].text;
	}
	try {
	  eval(strExec);
	} catch(e) {
	  alert(strExec);
	  if (window.ActiveXObject)
		  alert(e.description);
	  else
	  	  alert(e);
	}
  }
}