$(document).ready(
	function()
	{
		var content = $( '#block_tabs_content' );
		var accordion_header = $( 'div.accordion div.accordion_header' );
		var accordion_content = $( 'div.accordion div.accordion_content' );
		$( 'div.accordion div.accordion_content' ).hide();
		$( accordion_header[ 0 ] ).removeClass( 'plus' );
		$( accordion_header[ 0 ] ).addClass( 'minus' );
		$( accordion_content[ 0 ] ).show();
		if( accordion_header.length > 0 )
		{
			accordion_header.each( function(index)
			{
				$( this ).click( function( event ) 
				{
					if ( $( accordion_content[ index ] ).css( 'display' ) == "block" )
					{
						$( accordion_content[ index ] ).hide();
						$( accordion_header[index] ).removeClass( 'minus' );
						$( accordion_header[index] ).addClass( 'plus' );
						$( content ).animate( { height: $( accordion_content[ index ] ).parent().parent().height() + 50 }, 300);
					}
					else
					{
						$( accordion_content[ index ] ).show();
						$( accordion_header[index] ).removeClass( 'plus' );
						$( accordion_header[index] ).addClass( 'minus' );
						$( content ).animate( { height: $( accordion_content[ index ] ).parent().parent().height() + 50 }, 300);
					}
				} );
			} );
		}
	}
);