/***************************************************************************
*                            functions.js
*                            -------------------
*   begin                : June 30, 2005
*   last updated         : July 13, 2005
*   email                : info@softwebnepal.com.info@nepala.com
*	Purpose	  		     : Java script functions
*   Developer			 : Namit Jung Thapa (namitjung@yahoo.com)

*   This program is not "free" software and restrictions apply! 

*   This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING
*   THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
*   PURPOSE. 
*
***************************************************************************/
//Function to check blank values
function is_blank(field,error_message)
{
var bool=true;
	if(field.value=="")
	{
		display_error_message(error_message);
		field.focus();
		bool=false;
	}
	return bool;
}
//Function to check blank value.it is used while checking textarea,it doesn't support textarea.focus()
function is_blank_text_area(field,error_message)
{
var bool=true;
	if(field.value=="")
	{
		display_error_message(error_message);
		bool=false;
	}
	return bool;
}
//Function to display error message
function display_error_message(error_message)
{
		alert(error_message);
		return true;
}