function toggle(element)
{
    if(document.getElementById(element).style.display == 'none')
        document.getElementById(element).style.display = 'block';
    else
        document.getElementById(element).style.display = 'none';
}

$(document).ready(function() {

$(".more_button").toggle(
  function() {
    
		$(this).attr("value", "Close")
		
	},
  
  function() {
    
		$(this).attr("value", "More Info")
		
	}
  );
});