/*****************************************************************************
 * ITSMenuLibrary.js                                                         *
 *****************************************************************************
 * Release 4.0 (Lotus Domino 5/6)                                            *
 * Created by Dwight Egerton                                                 *
 * Last modified 23 January 2003 by Dwight Egerton                           *
 *                                                                           *
 * Description:                                                              *
 * Code for menus for all Web applications                                   *
 *                                                                           *
 *****************************************************************************
 * IT Software Series                                                        *
 *                                                                           *
 *****************************************************************************
 *****************************************************************************
 * Menu Object/Style/Item properties                                         *
 *****************************************************************************/
function menuSTYLE(w,h,t,l,r){
	this.width=Math.round((page.x2-l)*(w/100));
	this.height=h;
	this.top=t;
	this.left=l;
	this.regClass='menuItem-Out';
	this.overClass='menuItem-Over';
	this.arrow=true;
	this.arrowImg='/mgb/portalit.nsf/menuarrow.gif';
	this.arrowWidth=12;
	this.arrowHeight=7;
	this.rows=r;
	return this
}
function menuITEM(l,p,id,name,type,act,target,img){
	this.level=l;
	this.parent=p;
	this.id=id;
	this.name=name;
	this.type=type;
	this.action=act;
	this.target=target;
	this.img=img;
	this.imgW=12;
	this.imgH=12;
	this.item=new Array();
	this.txt='';
	this.zindex=200;
	this.addMENU=addMENU;
	return this
}
function menuOBJ(id){
	this.level=0;
	this.parent='';
	this.id=id;
	this.scroll=true;
	this.hidelist=0;
	this.item=new Array();
	this.style=new Array();
	this.layClass='menuLayout';
	this.help=false;
	this.refresh=true;
	this.zindex=100;
	this.addMENU=addMENU;
	this.menuBUILD=menuBUILD;
	this.menuSCROLL=menuSCROLL;
	return this
}
/*****************************************************************************
 * Build the menu for display                                                *
 *****************************************************************************/
function menuBUILD(){
	var txt='';
	txt+='<div id="' +this.id+ '" style="position:absolute;visibility:visible;z-index:'
		+this.zindex+ ';top:' +this.style[this.level].top+ ';left:' +this.style[this.level].left
		+';width:' +this.style[this.level].width+ ';height:' +this.style[this.level].height
		+'"><table class="' +this.layClass+ '" style="width:' +this.style[this.level].width
		+'" cellspacing=0 cellpadding=0><tr><td><table class="' 	+this.layClass+ '" cellspacing=0'
		+' cellpadding=0><tr><td width=20></td>';
	for(x=0;x<this.item.length;x++){
		txt+='<td valign=middle><div id="p' +this.item[x].id+ '" class="'
			+this.style[this.item[x].level].regClass+ '" style="z-index:' +this.item[x].zindex+ ';height:'
			+this.style[this.item[x].level].height+ '" onClick="menuCLICK(this)"'
			+' onmouseover="menuOVER(this)" onmouseout="menuOUT(this)">&nbsp;';
		if(this.item[x].img!=null) txt+='<img border=0 src="' +this.item[x].img+ '" style="width:'
			+this.item[x].imgW+ ';height=' +this.item[x].imgH+ '">&nbsp;';
		txt+=this.item[x].name+ '&nbsp;';		
		if(this.item[x].item!='') {
			if(this.style[this.item[x].level].arrow) txt+='<img border=0 src="'
				+this.style[this.item[x].level].arrowImg+ '" style="width:'
				+this.style[this.item[x].level].arrowWidth+ ';height:'
				+this.style[this.item[x].level].arrowHeight+ '">&nbsp;';
			txt+='&nbsp;</div><div id="s' +this.item[x].id+ '" style="position:absolute;'
				+'visibility:visible;z-index:' +this.item[x].zindex+ '">';
			this.item[x].txt='<table class="menuLayout" cellspacing=0 cellpadding=0>';
			if(this.style[this.level].rows!=true) this.item[x].txt+='<tr>';
			for(y=0;y<this.item[x].item.length;y++){
				if(this.style[this.level].rows==true) this.item[x].txt+='<tr>';
				this.item[x].txt+=subMENU(this,this.item[x].item[y]);
				if(this.style[this.level].rows==true) this.item[x].txt+='</tr>';
			}
			if(this.style[this.level].rows!=true) this.item[x].txt+='</tr>';
			this.item[x].txt+='</table>';
		}
		txt+='</div></td>';
	}
	txt+='</tr></table>';
	txt+='</tr></table></div>';
	bc.doc.write(txt);
	div=bc.doc.getElementById(this.id)
	div.p=this;
	div.o=new libraryOBJ(div.id,'');
	for(x=0;x<this.item.length;x++){
		div=bc.doc.getElementById('p'+this.item[x].id)
		div.p=this.item[x];
		div.o=new libraryOBJ(div.id,'');
		if(this.item[x].item!='') {
			div2=bc.doc.getElementById('s'+this.item[x].id)
			div.s=new libraryOBJ(div2.id,'');
		}
	}
	this.menuSCROLL();
}
/*****************************************************************************
 * Build sub menu for display                                                *
 *****************************************************************************/
function subMENU(m,i){
	var txt='';
	txt+='<td valign=Middle nowrap><div id="i' +i.id+ '" class="' +m.style[i.level].regClass+ '" style="z-index:'
		+i.zindex+ ';height:' +m.style[i.level].height+ '" onClick="menuCLICK(this)"'
		+' onmouseover="menuOVER(this)" onmouseout="menuOUT(this)">&nbsp;';
	if(i.img!=null) txt+='<img border=0 src="' +i.img+ '" style="width:' +i.imgW+ ';height='
		+i.imgH+ '">&nbsp;';
	txt+=i.name+ '&nbsp;</div></td>';
	return txt
}
/*****************************************************************************
 * Add menu items / sub items                                                *
 *****************************************************************************/
function addMENU(name,type,act,target,img){
	id=this.id+mIdx;
	this.item[this.item.length]=new menuITEM(this.level+1,this,id,name,type,act,target,img);
	mIdx++;
}
/*****************************************************************************
 * Mouse Functions                                                           *
 *****************************************************************************/
function menuOVER(c) {
	isON=true;
	if(typeof(c.p.parent.parent.style)!='undefined') style=c.p.parent.parent.style;
		else style=c.p.parent.style;
	c.o.evnt.className=style[c.p.level].overClass
}
function menuOUT(c) {
	isON=false;
	if(typeof(c.p.parent.parent.style)!='undefined') style=c.p.parent.parent.style;
		else style=c.p.parent.style;
	c.o.evnt.className=style[c.p.level].regClass
	timer=setTimeout('menuCLOSE()',200);
}
function menuCLOSE() {
	if(lastMENU!=null){
		if(isON==false){
			lastMENU.s.writeIt('');
			lastMENU=null;
		}
	}
}
function menuCLICK(c) {
	if(c.p.item==''&&!c.p.type){
		tWin=parent.oWin;
		if(c.p.target==-1) bc.doc.location.href=c.p.action;
		
		else{
			if(bc.ie5){
				obj=tWin[c.p.target].oText.obj.substring(0,tWin[c.p.target].oText.obj.indexOf('Object'));
				obj.location.href=c.p.action;
			}
			else tWin[c.p.target].oText.evnt.contentWindow.location.href=c.p.action;
		}
	}
	else if(c.p.item==''&&c.p.type) eval(c.p.action);
	else {
		if(lastMENU!=null){
			lastMENU.s.writeIt('');
			lastMENU=null;
		}
		c.s.writeIt(c.p.txt);
		lastMENU=c;
		isON=true;
		for(x=0;x<c.p.item.length;x++){
			div=bc.doc.getElementById('i'+c.p.item[x].id)
			div.p=c.p.item[x];
			div.o=new libraryOBJ(div.id,'');
		}
		timer=setTimeout('menuCLOSE()',200);
	}
}
function menuSCROLL(){
	if(this.scroll==true){
		if(bc.ie) bc.doc.body.onscroll=new Function('checkSCROLL("' +this.id+ '")');
			else setTimeout('checkSCROLL("' +this.id+ '")',100);
	}
}
function checkSCROLL(obj){
	var c=eval(obj+ 'Object');
	if(bc.ns||bc.op5) c.scrollY=window.pageYOffset;
		else c.scrollY=bc.doc.body.scrollTop;
	if(c.scrollY!=c.scrolllast){
		isOn=false;
		menuCLOSE();
		if(c.scrollY!=c.y){
			c.moveIt(c.x,c.scrollY)
		}
		c.scrolllast=c.scrollY;
	}
	if(!bc.ie) setTimeout('checkSCROLL("' +obj+ '")',100)
}
/*****************************************************************************
 * Variable Declaration and Initialisation                                   *
 *****************************************************************************/
var lastMENU=null;
var isON=false;
var mIdx=0;