<script type="text/javascript">
function MyFun(date2 , date1)
{
var type1 = typeof date1, type2 = typeof date2;
if(type1 == 'string')
date1 = stringToTime(date1);
else if(date1.getTime)
date1 = date1.getTime();
if(type2 == 'string')
date2 = stringToTime(date2);
else if(date2.getTime)
date2 = date2.getTime();
var type3 = (date1 - date2) / (24*60*60*1000);
if (type3<0)
type3 =0;
else
return type3;
}
function stringToTime(string){
var f = string.split(' ', 2);
var d = (f[0] ? f[0] : '').split('-', 3);
var t = (f[1] ? f[1] : '').split(':', 3);
return (new Date(
parseInt(d[0], 10) || null,
(parseInt(d[1], 10) || 1)-1,
parseInt(d[2], 10) || null,
parseInt(t[0], 10) || null,
parseInt(t[1], 10) || null,
parseInt(t[2], 10) || null
)).getTime();
}
</script>