function discal()
{


                   Calendar.setup({
		        inputField     :    'fdate',     // id of the input field
			  ifFormat       : '%Y-%m-%d',// format of the input field
		        button         :    'f_trigger_fdate',  // trigger for the calendar (button ID)
		        align          :    'Tl',    // alignment (defaults to \"Bl\")
		        singleClick    :    true
		    });
		
		    Calendar.setup({
		        inputField     :    'tdate',     // id of the input field
			  ifFormat       : '%Y-%m-%d',// format of the input field
		        button         :    'f_trigger_tdate',  // trigger for the calendar (button ID)
		        align          :    'Tl',    // alignment (defaults to \"Bl\")
		        singleClick    :    true
		    });

}