document.oncontextmenu = new Function("return false");
document.onselectstart = new Function("return false");
document.ondragstart = new Function("return false");

function soloEmail(e){
	arrayBlock = [' ','ñ','Ñ','[',']',',',';',':','{','}','(',')','+','*','/','=','&','%','$','#','!','<','>','|','°','?','¿','¡','\'','"'];
	var tecla = (e.keyCode) ? e.keyCode : e.which;
	if(e.ctrlKey && tecla==118 || tecla==39){
		return false;
	}
	var l = String.fromCharCode(tecla)
	for(var i=0; i<arrayBlock.length; i++){
		if(arrayBlock[i] == l){
			return false;
		}
	}
}
var addEvent = function() {
  if (window.addEventListener) {
    return function(el, type, fn) {
      el.addEventListener(type, fn, false);
    };
  } else if (window.attachEvent) {
    return function(el, type, fn) {
      var f = function() {
        fn.call(el, window.event);
      };
      el.attachEvent('on' + type, f);
    };
  }
}();

var cacheByRSS = new Image();
cacheByRSS.src = 'base/powerby_rss_over.gif';