/* Description: This file has the code to construct the first and seconday level navigation. 

*/

function TopMenu(){}



TopMenu.prototype.menuArray=null;

TopMenu.prototype.enable=TMenable;

TopMenu.prototype.top=125; 
/*TopMenu.prototype.top=113; PREGOOGLE */

if (window.location.href.indexOf("/inst") != -1){

TopMenu.prototype.width=749;

}

else{

TopMenu.prototype.width=750;

}

TopMenu.prototype.primaryMenuHeight=28;

TopMenu.prototype.primaryLeftMargin=0;

TopMenu.prototype.secondaryNavPresent=true;

TopMenu.prototype.secLeftMargin=5;

TopMenu.prototype.secRightMargin=5;

TopMenu.prototype.imageRoot='/ca/retail/img/common/';

TopMenu.prototype.pMStr='';

TopMenu.prototype.primaryIndexOn= -1;

TopMenu.prototype.primaryBgColor='#ffcc00';

TopMenu.prototype.secondaryBgColor='#ffff99';

TopMenu.prototype.secondaryIndexOn=-1;

TopMenu.prototype.delay=1200;

TopMenu.prototype.setMenuArray=TMsetMenuArray;

TopMenu.prototype._buildPMenu=TMbuildPMenu;

TopMenu.prototype._drawPMenu=TMdrawPMenu;

TopMenu.prototype._drawSMenus=TMdrawSMenus;

TopMenu.prototype._buildSMenu=TMbuildSMenu;

TopMenu.prototype._loadPMenuImgs=TMloadPMenuImgs;

TopMenu.prototype._calSMenuLPos=TMcalSMenuLPos;

TopMenu.prototype.build=TMbuildMenu;

TopMenu.prototype.posSMenus=TMposSMenus;

TopMenu.prototype.hilite=TMhilite;

TopMenu.prototype.OnClick=TMOnClick;





var timer=null;



function TMsetMenuArray(menu){

	this.menuArray=menu;

}

function TMenable(pIndex,sIndex){

	this.primaryIndexOn=pIndex;

	this.secondaryIndexOn=sIndex;

}



function TMloadPMenuImgs(){

	for(i=0;i<this.menuArray.length;i++)

		eval('TM_OVER_'+i+'=newImage("'+this.imageRoot+this.menuArray[i][0][1]+'");');

}

function TMbuildMenu(){

	eval("TMimgRt='"+this.imageRoot+"';");

	eval("TMdefPItem="+this.primaryIndexOn+";");

	eval("TMsecNavPrsnt="+this.secondaryNavPresent+";");

	_topMenu=this.menuArray;



	this._loadPMenuImgs();

	this._buildPMenu();

	this._drawPMenu();

	if(this.secondaryNavPresent) this._drawSMenus();

	if (!(navigator.userAgent.toLowerCase().indexOf("mac")>-1 && navigator.userAgent.toLowerCase().indexOf("msie")>-1)) {

		tm.posSMenus();

		tm.hilite();

	}

}

function TMOnClick(i){

window.status=this.menuArray[i][0][3];

TMactivate(i); 

return;

}

function TMbuildPMenu(){

	var i;

	var nCols=0;

	var s='<table width="'+this.width+'" border=0 cellpadding=0 cellspacing=0>';

	s+='<tr>';

	if(this.primaryLeftMargin>0){

		s+='<td bgcolor="'+this.primaryBgColor+'" width="'+this.primaryLeftMargin+'"><img src="/ca/retail/img/common/s.gif" width="'+this.primaryLeftMargin+'" height=1></td>';

		nCols=nCols+1;

	}

	var tot_pimg_w=0;

	var bNeedRSpc=false;



	for(i=0;i<this.menuArray.length;i++){

		s+='<td bgcolor="'+this.primaryBgColor+'"><a href="#"';

		s+=' onclick= "tm.OnClick('+i+'); return true;"';

		s+=' onmouseover= "window.status=\''+this.menuArray[i][0][3]+'\'; return true;"';

		s+=' onmouseout= "window.status=\' \'; return true;">';

		s+='<img name="primaryTabImg_'+i+'" src="'+this.imageRoot+this.menuArray[i][0][0]+'" width='+this.menuArray[i][0][4]+' height="'+this.primaryMenuHeight+'"';

		s+=' border=0 alt="'+this.menuArray[i][0][2]+'">';

		s+='</A></td>';

		tot_pimg_w+=this.menuArray[i][0][4];

	}

/*

	for(i=0;i<this.menuArray.length;i++){

		s+='<td><a href="'+(this.menuArray[i][0][2]==""?'#':this.menuArray[i][0][2])+'" ';

		s+=' onmouseover= "window.status=\''+this.menuArray[i][0][3]+'\'; TMactivate('+i+'); return true;"';

		s+=' onmouseout= "window.status=\' \'; TMdeactivateAndSnapBackWithDelay('+i+','+this.delay+'); return true;">';

		s+='<img name="primaryTabImg_'+i+'" src="'+this.imageRoot+this.menuArray[i][0][0]+'" width='+this.menuArray[i][0][4]+' height="'+this.primaryMenuHeight+'"';

		s+=' border=0 alt="'+this.menuArray[i][0][2]+'">';

		s+='</A></td>';

		tot_pimg_w+=this.menuArray[i][0][4];

	}

*/

	nCols+=i;

	if((tot_pimg_w+this.primaryLeftMargin)<this.width) bNeedRSpc=true;



	if(bNeedRSpc){

	s+='<td bgcolor="'+this.primaryBgColor+'" align="left" width="'+(this.width-(tot_pimg_w+this.primaryLeftMargin))+'">';//primary nav background color

	s+='<img src="/ca/retail/img/common/s.gif" width=1 height=1></td>';

	}

	s+='</tr></table>';

	if(this.secondaryNavPresent){

		s+='<table width="'+this.width+'" border=0 cellpadding=0 cellspacing=0>';

		s+='<tr>';

		s+='<td width="'+(tot_pimg_w+this.primaryLeftMargin)+'" height="21" colspan="'+nCols+'" align="left" bgcolor="'+this.secondaryBgColor+'">';//secondary nav background color

		s+='<img src="/ca/retail/img/common/s.gif" width=100 height=21></td>';

		if(bNeedRSpc){

			s+='<td bgcolor="'+this.secondaryBgColor+'" align="left">';//secondary nav background color

			s+='<img src="/ca/retail/img/common/s.gif" width=1 height=1></TD>';

		}

		s+='</tr>';

		s+='<tr>';

        if (window.location.href.indexOf("/inst") != -1){

		s+='<td width="'+(tot_pimg_w+this.primaryLeftMargin)+'" height="1" colspan="'+nCols+'" align="left" bgcolor="#C5C5C5">';

		s+='<img src="/ca/retail/img/common/s.gif" width=1 height=1></td>';

		if(bNeedRSpc){

			s+='<td bgcolor="#C5C5C5" align="left">';

			s+='<img src="/ca/retail/img/common/s.gif" width=1 height=1></TD>';

		    }

        }

        else{

		s+='<td width="'+(tot_pimg_w+this.primaryLeftMargin)+'" height="2" colspan="'+nCols+'" align="left" bgcolor="#666666">';

		s+='<img src="/ca/retail/img/common/s.gif" width=1 height=2></td>';

		if(bNeedRSpc){

			s+='<td bgcolor="#666666" align="left">';

			s+='<img src="/ca/retail/img/common/s.gif" width=1 height=2></TD>';

		    }

        }        

		s+='</tr>';

	}

	s+='</table>';

	this.pMStr=s;

}

function TMbuildSMenu(pIndex){

	var i;

	var s='';

	var sMItm=this.menuArray[pIndex][1];

	var sMLen=sMItm.length;

	var initWidth="";

	if(navigator.family=='ie4' && navigator.version<5)

		initWidth=" style=\"width:1px;\"";



	if(navigator.family=='nn4'){

//		s+='<layer id="secondaryMenu_'+pIndex+'" '+' onmouseover="TMactivate('+pIndex+'); return true;" ';

//		s+='onmouseout="TMdeactivateAndSnapBackWithDelay('+pIndex+','+this.delay+'); return true;">';

		s+='<layer id="secondaryMenu_'+pIndex+'">';

	}else{

//		s+='<div id="secondaryMenu_'+pIndex+'" class="secnav" nowrap'+' onmouseover="TMactivate('+pIndex+'); return true;" ';

//		s+='onmouseout="TMdeactivateAndSnapBackWithDelay('+pIndex+','+this.delay+'); return true;">';

		s+='<div id="secondaryMenu_'+pIndex+'" class="secnav" nowrap'+initWidth+'>';

	}

	s+='<table height=21 border="0" cellspacing="0" cellpadding="0">';

	s+='<tr><td valign="middle" nowrap bgcolor="'+this.secondaryBgColor+'">';//div background color

	for(i=1;i<sMLen;i++){

		var subnavClass=((i==this.secondaryIndexOn+1)&&(pIndex==this.primaryIndexOn))? "secnavhilite" : "secnav";

		s+='<a class="'+subnavClass+'" href="'+sMItm[i][1]+'" target="_top">'+sMItm[i][0]+'</a>';

		if(i<sMLen-1) s+='<span class="secnavsp">&nbsp;&nbsp;:&nbsp;&nbsp;</span>';

	}

	s+='</td></tr></table>';

	if(navigator.family=='nn4') s+='</layer>';

	else s+='</div>';



	return s;

}



function TMdrawSMenus(){

	var i,j;

	var left=0;



	for(i=0;i<this.menuArray.length;i++){

		left=0;

		document.write(this._buildSMenu(i));

		var obj=getDivObj("secondaryMenu_"+ i);

		var sObj=new xbStyle(obj);

		sObj.setLeft(left)

		sObj.setTop(this.top); 

		if(navigator.family=='nn4') sObj.setVisibility("hidden");

	}

}

function TMposSMenus(){

	if(this.secondaryNavPresent){

		var i=0;

		for(i=0;i<this.menuArray.length;i++){

			var obj = getDivObj("secondaryMenu_"+ i);

			var sObj = new xbStyle(obj);

			if(navigator.family=='ie4' && navigator.version<5)

				sObj.setLeft(this._calSMenuLPos(i, obj.offsetWidth));

			else

				sObj.setLeft(this._calSMenuLPos(i, sObj.getWidth()));

		}

	}

}

function TMhilite(){

	TMactivate(this.primaryIndexOn);

}

function TMcalSMenuLPos(pIndex, sMWidth){

	var i;

	var tbL=0;

	var tbCtr=0;

	var tbW=this.menuArray[pIndex][0][4];

	var lPos=0;

	var rPos=0;



	tbW=((tbW%2)==0)?tbW:(tbW-1);

	sMWidth=((sMWidth%2)==0)?sMWidth:(sMWidth-1);



	for(i=0;i<pIndex;i++){

	 tbL=eval(tbL+_topMenu[i][0][4]);

	}

	tbCtr=eval(tbL+(tbW/2)); 

	if(tbL<(this.width/2)){

	//Align it to left

		lPos=eval(tbCtr-(sMWidth/2));

		lPos=(lPos<this.secLeftMargin)?this.secLeftMargin:lPos;

	}else{

	//Align it to right

		rPos=eval(tbCtr+(sMWidth/2));

		rPos=(rPos>(this.width-this.secRightMargin))?(this.width-this.secRightMargin):rPos;

		lPos=eval(rPos-sMWidth);

	}

	return lPos;

}



function TMdrawPMenu(){

	document.write(this.pMStr);

}



var activate_parent_called = -1;



function TMactivate(pIndex){

	if(pIndex!=-1){

//		if(timer) window.clearTimeout(timer);

		if(activate_parent_called != pIndex) TMdeactivate(activate_parent_called);

		document["primaryTabImg_"+pIndex].src=eval("TM_OVER_"+pIndex+".src");

		//TMimgRt+_topMenu[pIndex][0][1];

		if(TMsecNavPrsnt){

			var sObj=new xbStyle(getDivObj("secondaryMenu_"+pIndex));

			sObj.setVisibility("visible");

		}

		activate_parent_called=pIndex;

	}

}

function TMdeactivate(pIndex){

	if(pIndex!=-1){

		document["primaryTabImg_"+pIndex].src=TMimgRt+_topMenu[pIndex][0][0];

		if(TMsecNavPrsnt){

			var styleObj=new xbStyle(getDivObj("secondaryMenu_"+pIndex));

			styleObj.setVisibility("hidden");

		}

	}

}



function TMdeactivateAndSnapBack(pIndex){

	if(pIndex!=TMdefPItem){

		TMdeactivate(pIndex);

		TMactivate(TMdefPItem);

	}

}

function TMdeactivateAndSnapBackWithDelay(pIndex,delay){

	timer=setTimeout("TMdeactivateAndSnapBack("+pIndex+")",delay);

}



var tm;



function alignTopMenu(){

	// to be called on onload of the body tag only for IE on Mac

	if (navigator.userAgent.toLowerCase().indexOf("mac")>-1 && navigator.userAgent.toLowerCase().indexOf("msie")>-1) {

		tm.posSMenus();

		tm.hilite();

	}

}