var loaded=false;
var rollOver=new Array();
var rollOverImage = new Array("close","envelope","join");
var rollOverText = new Array("close","e-mail us","join our mailing list");

function initNav(){//fired as onload event



	for(i=0;i<rollOverImage.length;i++){
		//preload rollover images for global nav

		eval(rollOverImage[i]+"On=getImage('"+rollOverImage[i]+"Over.gif',11,11)");
		eval(rollOverImage[i]+"Off=getImage('"+rollOverImage[i]+".gif',11,11)");
		//set up global nav text layers


	}

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


    bbk.createObject("rO"+i,-1000,-1000,150,20,"",true,4);

		bbk.setHTML("rO"+i,'<div align="right" CLASS=roll>'+rollOverText[i]+"</div>");
	}

	if(typeof(init)!="undefined") init();
	loaded=true;
}
function tab(tdTab,on){//subnav function ns6,ie4+
	if(on){
		tdTab.style.cursor="hand";
		tdTab.style.backgroundColor=activeTabColor;
	}else{
		tdTab.style.backgroundColor=inactiveTabColor;
	}
}

function getNWinWidth() {
isNav = (document.all) ? false : true;
isIE = (document.all) ? true : false;
if (isNav && !isIE)
return(window.innerWidth);
else if (isIE && !isNav)
return(document.body.clientWidth);
else
return(100);
}

function roll(which,on){//global nav function
	//performs rollover for buttons

    loaded=true;

    if(loaded){

    winW=getNWinWidth()

    xMove=450;

    bbk.move("rO"+which,xMove,70);

    eval("document.images['"+rollOverImage[which]+"'].src="+rollOverImage[which]+(on?"On":"Off")+".src");

	bbk.show("rO"+which,on);

	}
	return true;

}