/*
	*	File:		ecms_system_id.js
	*	Name:		Expandable/Collapsible Menu System
	*	Date:		2001-10-06

	*	Author:		Ben Boyle
	*	Email:		bboyle@inspire.server101.com

	*	Platform:	document.getElementById (Ie4/5, Netscape 6)

	Menu handling.

*/


// create the menu
function ECMS_PF_create_menu(root) {
	text = ECMS_PF_write_menu(root);
	document.write(ECMS_PF_write_menu(root));
	//alert(ECMS_PF_write_menu(root));
	//newwindow = window.open("", "", "");
	//newwindow.document.write(text);
}


// write a tree
function ECMS_PF_write_menu(node) {
	var text = '';

	if (node.child) {
		text += ECMS_include_node(node, (node.expanded ? node.expandedc : node.collapsedc), ECMS_PF_include_control_image(node));	
		text += '\n<div id="ECMS_' + node.tree + '|' + node.id + '_CH" style="background-color:' + wb_bgcolor_child + '; width:163px; display: ' + (node.expanded ? 'block' : 'none') + '; padding-left: ' + ECMS_menu_indent + 'px;">\n';
		text += ECMS_PF_write_menu(node.child);
		text += '</div>\n';

	} else {
		text += ECMS_include_node(node, node.bulletc, ECMS_include_bullet_image(node));
	}

	if (node.next) {
		text += ECMS_PF_write_menu(node.next);
	}

	return text;
}


// expand a node
function ECMS_PF_expand(node) {
	ECMS_PF_image_swap(node, 1);
	/*****Commented By Sridhar Polishetty*****/
	//document.getElementById('ECMS_' + node.tree + '|' + node.id + '_CL').className = ECMS_class_cache[node.expandedc];
	var obj = document.getElementById('ECMS_' + node.tree + '|' + node.id + '_CH');
	
	if (obj != null)
	  obj.style.display = 'block';
	//document.getElementById('ECMS_' + node.tree + '|' + node.id + '_CH').style.display = 'block';
}


// collapse a node
function ECMS_PF_collapse(node) {
	document.getElementById('ECMS_' + node.tree + '|' + node.id + '_CH').style.display = 'none';
	/******Commented By Sridhar Polishetty******/
	//document.getElementById('ECMS_' + node.tree + '|' + node.id + '_CL').className = ECMS_class_cache[node.collapsedc];
	ECMS_PF_image_swap(node, 0);
}


// include an expand/collapse control image
function ECMS_PF_include_control_image(node) {
	var image;
	if (node.expanded) {
		image = node.expandedi;
	} else {
		image = node.collapsedi;
	}
	//alert("Hello ");
	return ECMS_include_control_image(node, image);
}

// swap expand/collapse image
function ECMS_PF_image_swap(node, expand, image) {
	if (document.images) {
		if (!image) {
			image = document.images['ECMS_' + node.tree + '|' + node.id + '_IMG'];
			if (!image) {
				return;
			}
		}
		var i = ECMS_image_cache[(expand ? node.expandedi : node.collapsedi)];
		i = WB_get_image(node);

		image.src = i.src;
		//alert('final image src = ' + image.src);
		image.alt = node.name + ' ' + i.alt;
	}
}
/*
function WB_get_image(node)
{
	index = 0;
	if (node.expanded && node.level == 0) {
		index = 1;
	} else if (node.expanded && node.level != 0) {
		index = 3;
	} else if (!node.expanded && node.level == 0) {
		index = 0;
	} else {
		index = 2;
	}
	return WB_images_cache[index];

}
*/
function WB_get_image(node)
{
	index = 0;
	if (node.expanded && node.level == 0) {
		index = 1;
		//alert("you clicked on header plus");
	} else if (node.expanded && node.level != 0) {
		index = (node.ishighlighted)? 6 :3;

		//alert("you clicked on child plus");
	} else if (!node.expanded && node.level == 0) {
		index = 0;
		//alert("you clicked on header minus");
	} else {
		index = index = (node.ishighlighted)?5:2;
		//alert("you clicked on child minus");
	}
	return WB_images_cache[index];

}