function makenav(str,w,h) {
	this.off=new Image (w,h);
	this.off.src="images/nav_"+str+".gif";
	this.on=new Image (w,h);
	this.on.src="images/nav_"+str+"_on.gif";
}

navIMG=new Array();
navIMG[0]=new makenav ("one",30,24);
navIMG[1]=new makenav ("two",30,24);
navIMG[2]=new makenav ("three",30,24);
navIMG[3]=new makenav ("four",30,25);
navIMG[4]=new makenav ("four",30,25);
navIMG[5]=new makenav ("your_cu",133,20);
navIMG[6]=new makenav ("prodserv",126,20);
navIMG[7]=new makenav ("onlineserv",120,20);
navIMG[8]=new makenav ("rates",48,20);
navIMG[9]=new makenav ("your_community",126,20);
navIMG[10]=new makenav ("online_apps",129,20);
navIMG[11]=new makenav ("contact_us",88,20);
	
function toggle(n,on) {
	if (on==1) {
		document.images["nav"+n].src=navIMG[n].on.src;
	} else {
		document.images["nav"+n].src=navIMG[n].off.src;
	}
}