function DaysDiffer(){
$(document).ready(function() {
var date1 = $("input#date1").val();
var date2 = $("input#date2").val();
$.post("back.php",
{ date1: date1, date2: date2 },function(data){
	$("span#resultHolder").empty();
	$("span#resultHolder").prepend(data);
 }
);
});
}