var help_win='';
function open_help ( help_panel, x, y ) {
	help_win=window.open(help_panel,'login_help','height='+y+',width='+x+',left=0,top=0');
}

function close_help () {
	if ( help_win != '' ) { help_win.close(); }
}

function open_panel ( panel, x, y, sb, rs ) {
	panel_win=window.open(panel, 'panel','height='+y+',width='+x+',left=0,top=0,scrollbars='+sb+',resizable='+rs);
}

function jump ( page ) {
	var w = window.open( page, 'cb' );
}
 
function open_popup (url, x, y, x0, y0, sb, rs ) {
	//window.name = target;

	panel_win=window.open(url, 'popup','width='+x+',height='+y+',left='+x0+',top='+y0+',scrollbars='+sb+',resizable='+rs);
}

function close_popup ( url ) {
     window.opener.location.replace( url );  
	 window.close();
}

function char_count ( src, dest, max_num, msg ) {  
	// alert ( src );
	// alert ( document.getElementById( src ) );
	var chr_num = document.getElementById( src ).value.length; 
	var d = document.getElementById( dest ); 
	d.innerHTML = chr_num;
	if ( chr_num == max_num + 1 ) { alert ( msg ); }
	if ( chr_num > max_num ) { d.style.color = '#cc0000'; }
	else { d.style.color = '#0000cc'; }
}

function toggle_display ( id ) {  
	// alert ( src );
	// alert ( document.getElementById( src ) );
	var arr_options = ['once','weekly','fortnightly','monthly'];
	
	for ( var i = 0; i < arr_options.length; i++ ) {
		var src = arr_options[i];
		var d = document.getElementById( src ); 
		//alert(d.name);
		if ( src == id) d.style.display = 'block';
		else d.style.display = 'none';
	}
}