1 function __ToggleNode( divNode )

     2 {

     3   var cntNode = document.getElementById(divNode.id.replace(/Img(.+)/, 'Content$1'));

     4   

     5   if(!cntNode) return;

     6   

     7   if(cntNode.style.display == 'none')

     8   {

     9     cntNode.style.display = 'block';

    10     divNode.style.background = divNode.style.background.replace(/open./, 'close.');

    11   }

    12   else

    13   {

    14     cntNode.style.display = 'none';

    15     divNode.style.background = divNode.style.background.replace(/close./, 'open.');

    16   }

    17   

    18   return cntNode;

    19 }

    20 

    21 function __UpdateNode( divNode, dsp )

    22 {

    23 	var cntNode = document.getElementById(divNode.id.replace(/Img(.+)/, 'Content$1'));

    24 	

    25 	if(!cntNode) return;

    26 	

    27 	cntNode.style.display = dsp;

    28 	if(dsp == 'block')

    29 		divNode.style.background = divNode.style.background.replace(/open./, 'close.');

    30 	else

    31 		divNode.style.background = divNode.style.background.replace(/close./, 'open.');

    32 	

    33 	return cntNode;

    34 }

    35 

    36 function __ToggleChilds( divNode )

    37 {

    38 	var cntNode = __ToggleNode(divNode);

    39 	if(!cntNode) return;

    40 	var childs  = cntNode.getElementsByTagName('div');

    41 	

    42 	for(var i = 0; i != childs.length; ++i)

    43 		if(/Img/.test(childs[i].id))

    44 			__ToggleChilds(childs[i]);

    45 }

    46 

    47 function __UpdateChilds( divNode, dsp )

    48 {

    49 	var cntNode = __UpdateNode(divNode, dsp);

    50 	if(!cntNode) return;

    51 	var childs  = cntNode.getElementsByTagName('span');

    52 	

    53 	for(var i = 0; i != childs.length; ++i)

    54 		if(/Img/.test(childs[i].id))

    55 			__UpdateChilds(childs[i], dsp);

    56 }

    57 

    58 function ToggleNode( id )

    59 { __ToggleNode(document.getElementById(id)); }

    60 

    61 function ShowContent( id )

    62 { __UpdateNode(document.getElementById(id), 'block'); }

    63 

    64 function HideContent( id )

    65 { __UpdateNode(document.getElementById(id), 'none'); }

    66 

    67 function ShowChilds( id )

    68 { __UpdateChilds(document.getElementById(id), 'block'); }

    69 

    70 function HideChilds( id )

    71 { __UpdateChilds(document.getElementById(id), 'none'); }