function disabletext(e) {
        return false
    }

    function reEnable() {
        return true
    }

    //if the browser is IE4+
    document.onselectstart = new Function("return false")

    //if the browser is NS6
    if (window.sidebar) {
        document.onmousedown = disabletext
        document.onclick = reEnable
    }


    function noway(go) {
        if (document.all) {
            if (event.button == 2) {
                alert(popup);
                return false;
            }
        }

        if (document.layers) {
            if (go.which == 3) {
                alert(popup);
                return false;
            }
        }
    }

    if (document.layers) {
        document.captureEvents(Event.MOUSEDOWN);
    }

    document.onmousedown = noway;

	var mostrar = true;
	var debug = true;
	
	function right(e)
	 { 
            if (navigator.appName == 'Netscape' && (e.which == 3 || e.which == 2)) 
            {
             return false; 
            }
            else 
            if (navigator.appName == 'Microsoft Internet Explorer' && (event.button == 2 || event.button == 3))
            {
				if(mostrar)
				{
					mostrar = false;
				alert('no se puede copiar, (este alert no aparecera mas...)');
				}
	             return false;
            }
            return true;
     }
            
            document.onmousedown = right;
            
            if (document.layers)
            window.captureEvents(Event.MOUSEDOWN); 
            
            window.onmousedown=right;
           
   var debug = true;
   function right(e) 
   { 
   		if (navigator.appName == 'Netscape' && (e.which == 3 || e.which == 2))
		return false;
		else 
		if (navigator.appName == 'Microsoft <strong class="highlight">Internet</strong> Explorer' && (event.button == 2 || event.button == 3))
		{
			alert('No se permite hacer copias');
			return false;
		} 
		
		return true;
	}
	
	document.onmousedown=right; 
	
	if (document.layers) 
	window.captureEvents(Event.MOUSEDOWN);
	window.onmousedown=right; 
//   






	function calculatePositionXYById(objId)
	{
		var obj = document.getElementById(objId);
		
		var curleft = 0;
		var curtop = 0;
		
		if (obj.offsetParent)
		{
			do
			{
				curleft += obj.offsetLeft;
				curtop += obj.offsetTop;
			}
			while (obj = obj.offsetParent);
		}
		
		return [curleft,curtop]; //return array
	}


function verPopup(url,w,h,t,l,nom)
{
    windowprops = 'left='+l+',top='+t+',width='+w+',height='+h; 
    window.open(url, nom, windowprops);
}

function verAgenda(url,w,h,t,l,nom)
{
    var windowSettings = "left="+l+",top="+t+",width="+w+",height="+h+",scrollbars=1"; 
    window.open(url, nom, windowSettings);
}

function clickIconoAgenda()
{
	verAgenda(urlMenu+"agenda.aspx","760px","378","200","250","age");
}


function noErroresNavegador()
{
    return true;
}
//window.onerror = noErroresNavegador;

function showDivWindow(x)
{
	var w = document.getElementById(x);
	w.style.visibility = 'visible';
}
function closeDivWindow(x)
{
	var w = document.getElementById(x);
	w.style.visibility = 'hidden';
}


/////////////////////////////////////

function addLoadEvent(func)
{
   var oldonload = window.onload;

   if (typeof window.onload != 'function')
   {
      window.onload = func;
   }
   else
   {
     window.onload = function()
     {
     
         if (oldonload)
         {
            oldonload();
         }

         func();
     }
  }
}