// JavaScript Document

function isEmailAddress(theElement, nombre_del_elemento ){
	var s = theElement.value;
	var filter=/^[A-Za-z][A-Za-z0-9_\-\.]*@[A-Za-z0-9_.]+.[A-Za-z0-9_.]+[A-za-z]$/;
	if (s.length == 0 )  return true;
	   if (filter.test(s))
		  return true;
	 else
		return false;
}
function validarNews(){
	form = document.formNews;
	if(form.name.value == ""){
			alert("Please, insert your name");
			form.email.focus;
			return;
	}
	if((form.email.value == "") || (!isEmailAddress(form.email))){
			alert("Please, insert a valid email address");
			form.email.focus;
			return;
	}
	form.submit();
}
function MM_effectAppearFade(targetElement, duration, from, to, toggle)
{
	Spry.Effect.DoFade(targetElement, {duration: duration, from: from, to: to, toggle: toggle});
}

function rollOver(celda){
	celda.style.backgroundColor="#FFCC00";
}
function rollOut(celda){
	celda.style.backgroundColor="";
}