/**
 * Common chart function library.
 * 
 * @author Preston Mark Stone <preston@survivorshipatoz.org>
 * @package Chart
 * @subpackage Javascript
 * @copyright 2010 Survivorship A to Z, Inc.
 * @internal SAZDOC
 */
function toggleInstructions(){
	var cat = '#chart_instructions';
	var teaser = '#teaser';
	var arrow = '#instr_arrow';
	
	if($(cat).css('display') == 'none'){ 
		$(cat).css('display','block'); 
		$(teaser).innerHTML = '';
		$(arrow).attr('src','/images/instructionArrowDown.jpg');
	} else { 
		$(cat).css('display','none'); 
		$(teaser).html('<img id="instr_arrow" src="/images/instructionArrowUp.jpg" border="0" style="text-decoration: none;display:inline;vertical-align:text-bottom" /> Tell me more ...');
		$(arrow).attr('src','/images/instructionArrowUp.jpg');
	}		
}

function chart_ui_init(){
	$('#chart_instructions_link').click(function(){
		$('#chart_instructions').show('fast');
		$('#chart_instructions_link').css('display','none');
	});
	
	$('#chart_instructions_hide').click(function(){
		$('#chart_instructions').hide('fast');
		$('#chart_instructions_link').css('display','inline');
	});
	
	$('#document_content input[type="submit"]').each(function(){
		
		if ( $(this).attr('id') != 'inline-search-submit' ){
			$(this).addClass("chart-button ui-state-default chart-button-icon-left ui-corner-all");
		}
	});
	
	$('#document_content input[type="button"]').each(function(){ 
		$(this).buttonLink(); 
	});
	
	$('#document_content .chart-button,#document_content .chart-icon-button').hover(
		function(){ 
			$(this).addClass("ui-state-hover"); 
		},
		function(){ 
			$(this).removeClass("ui-state-hover"); 
		}
	);
}

$(document).ready(function(){
	chart_ui_init();	
});