function validaForm(formulario)
{
 for(i = 0; i < formulario.length; i += 1)
 {
    if ((formulario[i].type=="textarea")||(formulario[i].type=="file")||(formulario[i].type=="hidden")||(formulario[i].type=="text")||(formulario[i].type=="password"))
   {
		if ((formulario[i].getAttribute('wmsg')!="")&&(formulario[i].getAttribute('wmsg')!=undefined))
		{			
			if (formulario[i].getAttribute('email')=="sim"){
				 if((formulario[i].value=="")||(formulario[i].value.indexOf('@')==-1)
				  ||(formulario[i].value.indexOf('.')==-1)){
					 alert(formulario[i].getAttribute('wmsg'));
					  try{
							formulario[i].focus();
						 }catch(e){}
					  return false
				 }
			}
			else
			{
				 if(formulario[i].value=="")
				 {
					alert(formulario[i].getAttribute('wmsg'));
					try
					{
						formulario[i].focus();
					}catch(e){}
				return false
				}
			}
		}
	}
 }
}