if (document.images){

nav1_off = new Image();  nav1_off.src = def_path+"images/jazzclub/nav1.gif";
nav1_on = new Image();   nav1_on.src = def_path+"images/jazzclub/nav1_on.gif";
nav2_off = new Image();  nav2_off.src = def_path+"images/jazzclub/nav2.gif";
nav2_on = new Image();   nav2_on.src = def_path+"images/jazzclub/nav2_on.gif";
nav3_off = new Image();  nav3_off.src = def_path+"images/jazzclub/nav3.gif";
nav3_on = new Image();   nav3_on.src = def_path+"images/jazzclub/nav3_on.gif";
nav4_off = new Image();  nav4_off.src = def_path+"images/jazzclub/nav4.gif";
nav4_on = new Image();   nav4_on.src = def_path+"images/jazzclub/nav4_on.gif";
nav5_off = new Image();  nav5_off.src = def_path+"images/jazzclub/nav5.gif";
nav5_on = new Image();   nav5_on.src = def_path+"images/jazzclub/nav5_on.gif";
nav6_off = new Image();  nav6_off.src = def_path+"images/jazzclub/nav6.gif";
nav6_on = new Image();   nav6_on.src = def_path+"images/jazzclub/nav6_on.gif";

cnav1_off = new Image();  cnav1_off.src = def_path+"images/jazzclub/cnav1.gif";
cnav1_on = new Image();   cnav1_on.src = def_path+"images/jazzclub/cnav1_on.gif";
cnav2_off = new Image();  cnav2_off.src = def_path+"images/jazzclub/cnav2.gif";
cnav2_on = new Image();   cnav2_on.src = def_path+"images/jazzclub/cnav2_on.gif";
cnav3_off = new Image();  cnav3_off.src = def_path+"images/jazzclub/cnav3.gif";
cnav3_on = new Image();   cnav3_on.src = def_path+"images/jazzclub/cnav3_on.gif";
cnav4_off = new Image();  cnav4_off.src = def_path+"images/jazzclub/cnav4.gif";
cnav4_on = new Image();   cnav4_on.src = def_path+"images/jazzclub/cnav4_on.gif";
cnav5_off = new Image();  cnav5_off.src = def_path+"images/jazzclub/cnav5.gif";
cnav5_on = new Image();   cnav5_on.src = def_path+"images/jazzclub/cnav5_on.gif";
cnav6_off = new Image();  cnav6_off.src = def_path+"images/jazzclub/cnav6.gif";
cnav6_on = new Image();   cnav6_on.src = def_path+"images/jazzclub/cnav6_on.gif";

nav_s2_1_off = new Image(); nav_s2_1_off.src = def_path+"images/jazzclub/nav_s2_1.gif";
nav_s2_1_on = new Image(); nav_s2_1_on.src = def_path+"images/jazzclub/nav_s2_1_on.gif";
nav_s2_2_off = new Image(); nav_s2_2_off.src = def_path+"images/jazzclub/nav_s2_2.gif";
nav_s2_2_on = new Image(); nav_s2_2_on.src = def_path+"images/jazzclub/nav_s2_2_on.gif";

nav_s3_1_off = new Image(); nav_s3_1_off.src = def_path+"images/jazzclub/nav_s3_1.gif";
nav_s3_1_on = new Image(); nav_s3_1_on.src = def_path+"images/jazzclub/nav_s3_1_on.gif";
nav_s3_2_off = new Image(); nav_s3_2_off.src = def_path+"images/jazzclub/nav_s3_2.gif";
nav_s3_2_on = new Image(); nav_s3_2_on.src = def_path+"images/jazzclub/nav_s3_2_on.gif";
nav_s3_3_off = new Image(); nav_s3_3_off.src = def_path+"images/jazzclub/nav_s3_3.gif";
nav_s3_3_on = new Image(); nav_s3_3_on.src = def_path+"images/jazzclub/nav_s3_3_on.gif";
nav_s3_4_off = new Image(); nav_s3_4_off.src = def_path+"images/jazzclub/nav_s3_4.gif";
nav_s3_4_on = new Image(); nav_s3_4_on.src = def_path+"images/jazzclub/nav_s3_4_on.gif";

sf_off = new Image();  sf_off.src = def_path+"images/jazzclub/sanfrancisco.gif";
sf_on = new Image();   sf_on.src = def_path+"images/jazzclub/sanfrancisco_on.gif";
rsf_off = new Image(); rsf_off.src = def_path+"images/restaurant/main_sf.gif";
rsf_on = new Image();  rsf_on.src = def_path+"images/restaurant/main_sf_on.gif";

//-----------------------------------------restaurant nav:
rnav1_off = new Image();  rnav1_off.src = def_path+"images/restaurant/rnav1.gif";
rnav1_on = new Image();   rnav1_on.src =  def_path+"images/restaurant/rnav1_on.gif";
rnav2_off = new Image();  rnav2_off.src = def_path+"images/restaurant/rnav2.gif";
rnav2_on = new Image();   rnav2_on.src =  def_path+"images/restaurant/rnav2_on.gif";
rnav3_off = new Image();  rnav3_off.src = def_path+"images/restaurant/rnav3.gif";
rnav3_on = new Image();   rnav3_on.src =  def_path+"images/restaurant/rnav3_on.gif";
rnav4_off = new Image();  rnav4_off.src = def_path+"images/restaurant/rnav4.gif";
rnav4_on = new Image();   rnav4_on.src =  def_path+"images/restaurant/rnav4_on.gif";
rnav5_off = new Image();  rnav5_off.src = def_path+"images/restaurant/rnav5.gif";
rnav5_on = new Image();   rnav5_on.src =  def_path+"images/restaurant/rnav5_on.gif";
rnav6_off = new Image();  rnav6_off.src = def_path+"images/restaurant/rnav6.gif";
rnav6_on = new Image();   rnav6_on.src =  def_path+"images/restaurant/rnav6_on.gif";
rnav7_off = new Image();  rnav7_off.src = def_path+"images/restaurant/rnav7.gif";
rnav7_on = new Image();   rnav7_on.src =  def_path+"images/restaurant/rnav7_on.gif";
rnav8_off = new Image();  rnav8_off.src = def_path+"images/restaurant/rnav8.gif";
rnav8_on = new Image();   rnav8_on.src =  def_path+"images/restaurant/rnav8_on.gif";

rnav_s2_1_off = new Image(); rnav_s2_1_off.src = def_path+"images/restaurant/rnav_s2_1.gif";
rnav_s2_1_on = new Image();  rnav_s2_1_on.src =  def_path+"images/restaurant/rnav_s2_1_on.gif";
rnav_s2_2_off = new Image(); rnav_s2_2_off.src = def_path+"images/restaurant/rnav_s2_2.gif";
rnav_s2_2_on = new Image();  rnav_s2_2_on.src =  def_path+"images/restaurant/rnav_s2_2_on.gif";

rnav_s3_1_off = new Image(); rnav_s3_1_off.src = def_path+"images/restaurant/rnav_s3_1.gif";
rnav_s3_1_on = new Image();  rnav_s3_1_on.src =  def_path+"images/restaurant/rnav_s3_1_on.gif";
rnav_s3_2_off = new Image(); rnav_s3_2_off.src = def_path+"images/restaurant/rnav_s3_2.gif";
rnav_s3_2_on = new Image();  rnav_s3_2_on.src =  def_path+"images/restaurant/rnav_s3_2_on.gif";
rnav_s3_3_off = new Image(); rnav_s3_3_off.src = def_path+"images/restaurant/rnav_s3_3.gif";
rnav_s3_3_on = new Image();  rnav_s3_3_on.src =  def_path+"images/restaurant/rnav_s3_3_on.gif";

rnav_s4_1_off = new Image(); rnav_s4_1_off.src = def_path+"images/restaurant/rnav_s4_1.gif";
rnav_s4_1_on = new Image();  rnav_s4_1_on.src =  def_path+"images/restaurant/rnav_s4_1_on.gif";
rnav_s4_2_off = new Image(); rnav_s4_2_off.src = def_path+"images/restaurant/rnav_s4_2.gif";
rnav_s4_2_on = new Image();  rnav_s4_2_on.src =  def_path+"images/restaurant/rnav_s4_2_on.gif";
rnav_s4_3_off = new Image(); rnav_s4_3_off.src = def_path+"images/restaurant/rnav_s4_3.gif";
rnav_s4_3_on = new Image();  rnav_s4_3_on.src =  def_path+"images/restaurant/rnav_s4_3_on.gif";

rnav_s5_1_off = new Image(); rnav_s5_1_off.src = def_path+"images/restaurant/rnav_s5_1.gif";
rnav_s5_1_on = new Image();  rnav_s5_1_on.src =  def_path+"images/restaurant/rnav_s5_1_on.gif";
rnav_s5_2_off = new Image(); rnav_s5_2_off.src = def_path+"images/restaurant/rnav_s5_2.gif";
rnav_s5_2_on = new Image();  rnav_s5_2_on.src =  def_path+"images/restaurant/rnav_s5_2_on.gif";
rnav_s5_3_off = new Image(); rnav_s5_3_off.src = def_path+"images/restaurant/rnav_s5_3.gif";
rnav_s5_3_on = new Image();  rnav_s5_3_on.src =  def_path+"images/restaurant/rnav_s5_3_on.gif";


}

function roll(sname,rname){
    sname.src = rname.src;
}
function id2elem(id) {
	if (typeof(id) != 'string') {
		return id;
	}
	if (document.getElementById) {
		id = document.getElementById(id);
	} else if (document.all) {
		id=document.all[id];
	} else {
		id = null;
	}
	return id;
}
function popup(url,width,height){
    nw = window.open(url,"newwindow","width="+width+",height="+height+",status=0,toolbar=0,menubar=0,scrollbars=1,resizable=1,location=0");
    nw.focus();
}

function checkForm(){
if (document.subscribeForm.elements['Email Address'].value.length > 0){
 return true;
 } 
else{
 alert('Please enter your email address.');
 document.subscribeForm.elements['Email Address'].focus();
 return false;
 }
}