//Function to open pop up window
var w = 450
var h = 460

function openWin(theURL,winName,winprops) {

var winl = (screen.width - w) / 2;

var wint = (screen.height - h) / 2;

winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'



win = window.open(theURL,winName, winprops);
	
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
	}


// INICIO TRAVAMENTO
IE4plus = (document.all) ? true : false;
NS4 = (document.layers) ? true : false;

function clickIE()
{
    return false;
}

function clickNS(e)
{
	if (e.which==2 || e.which==3) 
     {
       return false;
     }
}
if (!IE4plus) 
{
   document.captureEvents(Event.MOUSEDOWN || Event.MOUSEUP);
   document.onmousedown=clickNS;
   document.onmouseup= clickNS;
   document.oncontextmenu=clickIE; // For NS 6+
} 
else 
{
   document.onmouseup= clickIE;
   document.oncontextmenu=clickIE;
}
// FIM TRAVAMENTO