urlbox_default = "Haz click aqui para pegar tu URL";
window.onload = function () {
	// add event to url
	var urlbox = document.getElementById('url');
		if (urlbox) {
		urlbox.onfocus = function () {
			this.className = '';
			if (this.value == urlbox_default) {
				this.value = "";
				//this.select();
			}
		}
		urlbox.onblur = function () {
			if (this.value == "" || this.value == urlbox_default) {
				this.value = urlbox_default
				this.className = 'empty';
			}
		}
		if (urlbox.value == "") {
			urlbox.onblur();
		} else {
			urlbox.onfocus();
		}
	}
	var urlcortaform = document.getElementById('urlcortaform');
	if (urlcortaform) {
		urlcortaform.onsubmit = function () {
			urlbox = document.getElementById('url');
			if (urlbox && (urlbox.value == "" || urlbox.value == urlbox_default || urlbox.value == 'http://')) {
				errorbox = document.getElementById('urlcortaform_error');
				errorbox.innerHTML = "Sólo puedo acortar URLs válidas,<br /> p.e.: <code>http://www.ejemplo.com/ejemplo/</code><br />... Inténtalo de nuevo.";
				errorbox.className = "error";
				return false;
			}
		}
	}
}
function clipboardcopy(inElement) {
	var flashcopier = 'flashcopier';
	if(!document.getElementById(flashcopier)) {
	  var divholder = document.createElement('div');
	  divholder.id = flashcopier;
	  document.body.appendChild(divholder);
	}
	document.getElementById(flashcopier).innerHTML = '';
	var divinfo = '<embed src="/clipboard.swf" FlashVars="clipboard='+encodeURIComponent(inElement.value)+'" width="0" height="0" type="application/x-shockwave-flash"></embed>';
	document.getElementById(flashcopier).innerHTML = divinfo;
}