$(document).ready(function(){
						   
//------------- Tratar campos (form) pre-preenchidos -----------------------------------------------------------
$(".campo_pre")
	.focus(function(){		
		if($.trim($(this).val()) == $(this).next().val()) //trim retira espaço do inicio e do fim da string		
			$(this).val("");		
	})	
	.blur(function(){
		if(($(this).val().length < 1) || ($(this).val() == " "))
			$(this).val($(this).next().val());		
	});	
});
//------------- /Tratar campos (form) pre-preenchidos -----------------------------------------------------------