function PreLoad_Sub (sub,end) {
var tmp,base,last,arch;
last=(sub/1 + end/1);
arch=[];
for(tmp=(sub/1 + 1);tmp<=last;++tmp ) {
	arch[tmp]=new Image();
	arch[tmp].src="/images/topnav_"+tmp+"_roll.gif";
	}
}

function ThisNav () {
return NavCalc(CookieMaster());
}

// this function gives us 100 sub nav images, and I guess unlimited states?
function NavCalc (id) {
if(id>=100) {
return Math.floor((id/100));
} else {
return id;
}

} // end NavCalc


function CacheInit () {
Preload("7","/images/topnav_","_roll.gif");

var bogus=new Image();
bogus.src="/images/coupon_roll.gif";
}

function CoupRollin () {
document.images["coupon_here"].src="/images/coupon_roll.gif";
}

function CoupRollout () {
document.images["coupon_here"].src="/images/coupon_off.gif";
}

function LogoLink (url) {
var base,jar,marker,alt;
marker=CookieMaster();

if(marker!=0){alt="Home";}else{alt="";}

base="<img src=\"/images/logo.gif\" width=\"188\" height=\"80\" alt=\""+alt+"\" border=\"0\">";
if(marker!=0) {
	jar="<a href=\""+url+"\">"+base+"</a>";
	} else {
	jar=base;
	}
document.write(jar);
}

function ImCon () {
var base="<img name=\"ContactUs\" src=\"/images/contact_";

if(CookieMaster()==1) {
	base=base+"roll.gif\"";
	} else {
	base=base+"off.gif\"";
	}
base=base+" border=\"0\" alt=\"\" />";
document.write(base);
}

function Singlerollin (id) {
if(CookieMaster()!=id) {
if(ThisNav()!=NavCalc(id)) {
	document.images["topnav_1"].src="/images/topnav_1_roll.gif"; 
	} else {
	document.images["topnav_1"].src="/images/topnav_1_4th.gif";
	}
document.images["ContactUs"].src="/images/contact_roll.gif";
}
}

function Singlerollout (id) {
if(CookieMaster()!=id) {
if(ThisNav()!=NavCalc(id)) {
	document.images["topnav_1"].src="/images/topnav_1_off.gif";
	} else {
	document.images["topnav_1"].src="/images/topnav_1_on.gif";
}
document.images["ContactUs"].src="/images/contact_off.gif";
}
}

function Preload (count,start,stop) {
// preload the images into the browser cashe, but don't create any variables!
var ourloop,eos;
eos=[];
for(ourloop=1;ourloop<count;ourloop++) {
        eos[ourloop]=new Image();
        eos[ourloop].src=start+ourloop+stop;
        }
return eos;
} // end our preloader
// call the pre loader

function RollIn (id) {
if(id!=CookieMaster()) {
if(id!=1){
var base,end;
	base="topnav_"+id;
		if((ThisNav()!=NavCalc(id))||(id>=100)) {
		document.images[base].src="/images/"+base+"_roll.gif";
		} else {
		document.images[base].src="/images/"+base+"_4th.gif";
		}
	} else {
	Singlerollin(id);
	}
	}
}

function Rollout (id) {
if(id!=CookieMaster()) {
if(id!=1){
var base,end;
	base="topnav_"+id;
	if((ThisNav()!=NavCalc(id))||(id>=100)) {
	document.images[base].src="/images/topnav_"+id+"_off.gif";
	} else {
        document.images[base].src="/images/"+base+"_on.gif";
        }

	} else {
	Singlerollout(id);
	}
	}
}

function CookieShaper (id) {
var shape="NavMain="+id;
document.cookie=shape;
}


function CookieMaster () {
var mycookie,GetCookie,info;
GetCookie=/NavMain=(\w*)/;
	if(document.cookie) {
		mycookie=document.cookie;
		info=mycookie.match(GetCookie);
		if(info) {
			if(info.length==0) {
				CookieShaper("");
			} else {
				return info[1];
			}
		} 
	}
} // end CookieMaster

function Img (id) {
var base;

base="/images/topnav_"+id;
if(id<100) {
	if(CookieMaster()==id) {
		base=base+"_4th.gif"; 
	} else {
		if(ThisNav()!=NavCalc(id)) {
		base=base+"_off.gif"; } else { base=base+"_on.gif";}
	}
	} else {

	if(CookieMaster()==id) {
                base=base+"_roll.gif"; 
        	} else {
                base=base+"_off.gif";
	        }        

	}
	document.write("<img name=\"topnav_"+id+"\" src=\""+base+"\" alt=\"\" border=\"0\" />");
}