function fPopUpCalendarDlg(ctrlobj)

{

	showx = event.screenX - event.offsetX - 4  ; // + deltaX;

	showy = event.screenY - event.offsetY + 18; // + deltaY;

	newWINwidth = 210 + 4 + 18;

	var retval = window.showModalDialog("/doc/day.htm", "", "dialogWidth:214px; dialogHeight:235px; dialogLeft:"+showx+"px; dialogTop:"+showy+"px; status=no;help=no"  );	

	if( retval != null ){

		ctrlobj.value = retval;

	}else{

		//alert("canceled");

	}

}

function IsNull(str)

{

	var newstr = new String(str);

	var num = newstr.length;

	var s = 0,s1 = 0,nullnum = 0;	

	for(i = 0;i < num;i++)

	{	

		s1 = newstr.indexOf(" ",s);

		if(s1 < 0)

			break;	

		else{ 

			s = s1 + 1;

			nullnum++;

		}

	}	

	if(nullnum == num) return true;

	else return false;

}