function GetDay() {
var arrDate, objDate1 、objDate2, intDays;
objDate1 = new Date();
objDate2 = new Date();
arrDate = $("#StartDate").val().split( "- ");
objDate1.setFull Year(arrDate[0], arrDate[1], arrDate[2]);
arrDate = $("#EndDate").val().split( " -");
objDate2.setFull Year(arrDate[0], arrDate[1], arrDate[2]);
intDays = parseInt(Math.abs(objDate1 - objDate2) / 1000 / 60 / 60 / 24);
$("#Days").val(intDays 1);
}