function days_between(date1, date2) {
var ONE_DAY = 1000 * 60 * 60 * 24
var date1_ms = date1.getTime()
var date2_ms = date2.getTime()
var difference_ms = Math.abs(date1_ms - date2_ms)
return Math.round(difference_ms/ONE_DAY)
}
If you having any formatting issue you can follow this way with your date format.
var date1 = new Date("7/11/2010");
var date2 = new Date("12/12/2010");
var timeDiff = Math.abs(date2.getTime() - date1.getTime());
var diffDays = Math.ceil(timeDiff / (1000 * 3600 * 24));
Js fiddle example here, go to the page and click on run.
http://jsfiddle.net/JS69L/323/[
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