function validateForms()
{
	var elementsForms;
	
	if (!document.getElementsByTagName) return false;
	elementsForms = document.getElementsByTagName("form"); 
	for (var intCounter = 0; intCounter < elementsForms.length; intCounter++) 
	{ 
		return validateForm(elementsForms[intCounter]);
	} 
}
	
function validateForm(currentForm)
{
	var blnvalidate = true;
	var elementsInputs;
	
 	elementsInputs = currentForm.getElementsByTagName("input");
 	
 	if(currentForm.mailtarget.value != currentForm.mailtarget2.value) {
 		blnvalidate = false;
 		alert("Su direccion email no fue confirmada");
 	}
 	
 	//info
 	if (currentForm.Info1.checked == false && currentForm.Info2.checked == false && currentForm.Info3.checked == false && currentForm.Info4.checked == false && currentForm.Info5.checked == false)
	{
		blnvalidate = false;
		alert("Por favor seleccione la informacion para recibir");
	}

 	//sexo
 	if (currentForm.sexo.value == '')
	{
		blnvalidate = false;
		alert("Por favor indique sexo");
	}
	
 	//nacimiento
 	if (currentForm.dia.value == '' || currentForm.mes.value == '' || currentForm.anio.value == '')
	{
		blnvalidate = false;
		alert("Por favor ingrese su fecha de naciemiento");
	}
	

 	//fecha
 	currentForm.naci.value = currentForm.anio.value + "-" + currentForm.mes.value + "-" + currentForm.dia.value;
 	
 
	for (var intCounter = 0; intCounter < elementsInputs.length; intCounter++)
	{
		//alert(elementsInputs[intCounter].name);
		if (elementsInputs[intCounter].className == "reqquestion")
		{
			if (validateText(elementsInputs, intCounter))
			{
				blnvalidate = false;
 				alert("Por ingrese su Nombre y Apellido");
			}
		}
		
		
		else if (elementsInputs[intCounter].className == "reqemail")
 		{
 			if (validateEmail(elementsInputs, intCounter))
			{
 				blnvalidate = false;
 				alert("Por favor ingrese una direccion de email válida");
			}
		}
	}
	
	//quien se encarga?
 	if (currentForm.Info6.value == '')
	{
		blnvalidate = false;
		alert("Por favor seleccione alguna respuesta");
	}
	
	
	return blnvalidate;
}

function validateEmail(elementsInputs, intCounter)
{
	var emailFilter=/^.+@.+\..{2,3}$/;
	if (!emailFilter.test(elementsInputs[intCounter].value)) 
	{ 
		return true; 
	} 
}
	
function validateText(elementsInputs, intCounter, strErrorMessage)
{
	if (elementsInputs[intCounter].value == "")
	{
		return true;
	}
}
function applyOnSubmitToForms()
{
	elementsForms = document.getElementsByTagName("form"); 
	for (var intCounter = 0; intCounter < elementsForms.length; intCounter++) 
	{ 
		elementsForms[intCounter].onsubmit = function ()
		{
			if (!validateForms())
			{
				return false;
			}
		}
	} 
}		
function addLoadEvent(func) 
{
 	var oldonload = window.onload;
	if (typeof window.onload != 'function') 
	{
		window.onload = func;
	} 
	else 
	{
		window.onload = function() 
		{
	      		oldonload();
	      		func();
	    	}
	}
}

addLoadEvent(applyOnSubmitToForms);